航空缩略语词典

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Production & R) w- Y) d$ t- [Acceptance Test : U4 w; N( U0 b; `. w+ \and Evaluation & p( u* l/ G- @* ~% d9 K' iT&E of production items to demonstrate that items procured fulfill the 8 h+ N% x6 T% \: jrequirements and specifications of the procuring contract or agreements. Production and % G2 K) ~) U' A9 \& JDeployment 0 r9 j* D6 D0 p$ u2 l8 r6 c' CNormally the fourth phase in the acquisition process following Milestone III. Systems are procured, items are manufactured, operational units are trained, , Q* _) _7 e7 j4 ~* }0 Sand the systems are deployed. Production Baseline The Acquisition Program Baseline (APB) approved at Milestone III, applicable to - Y# w" q+ [2 `8 I- Cthe effort in Phase III, Production and Deployment. 6 g5 d0 x g! [1 e# W' ^Production 6 f; S7 n$ F' c/ X" E- lControl 6 h6 ]# e, K8 h' V% f3 _The procedure of planning, routing, scheduling, dispatching, and expediting the . ]8 P/ P6 e" V+ \2 O6 o! eflow of materials, parts, subassemblies, and assemblies within the plant from the raw state to the finished product in an orderly and efficient manner. $ P+ l: e3 i( {- oProduction Feasibility % t9 I' W6 d! t5 zThe likelihood that a system design concept can be produced using existing production technology while simultaneously meeting quality, production rate, and # m/ o3 b( [+ l* B; i3 j$ A7 Wcost requirements. Production / \4 T1 F% M; Z4 O. C% K: d( A# H* aQualification Test 4 a. D- b- a1 e' D- U1 U8 G, P* Q(PQT) A technical test conducted post MS III to ensure the effectiveness of the 7 T2 h! G" E% B7 ?& g9 emanufacturing process, equipment, and procedures. This testing also serves the # m% y; }% u- H5 [3 L2 Npurpose of providing data for the independent evaluation required for materiel release so that the evaluator can address the adequacy of the materiel with respect to the stated requirements. These tests are conducted on a number of samples taken at random from the first production lot, and are repeated if the 4 P! Y' I7 M/ c6 a# o$ Q( j+ { rprocess or design is changed significantly, and when a second or alternative / K8 P3 s/ F8 d8 M# ~9 Fsource is brought on line. Program funding category -- Procurement. 2 l3 O+ {- J- jProduction Readiness 5 y- [$ A( D2 M, i0 i. L8 s( ^9 g, I+ l% IThe state or condition or preparedness of a system to proceed into production. , [2 B! x$ d; Z6 Q. aA system is ready for production when the producibility of the production design + e# e+ U0 e) y) Tand the managerial and physical preparations necessary for initiating and sustaining a viable production effort have progressed to the point where a # m, T, }4 X# ~$ z, ]: u) ]production commitment can be made without incurring unacceptable risks that 0 _3 Q% H: X7 }8 r$ R: Bwill breach thresholds of schedule, performance, cost, or other established 6 Q( g' U) u w5 @7 M0 bcriteria. 0 D! M9 y( v( C6 OProduction Readiness ! s2 `4 ?; p/ z! ]# S8 V# ~Review (PRR) A formal examination of a program to determine if the design is ready for 4 I, e& j, e# f( k) A; Q, Vproduction, production-engineering problems have been resolved, and the Y V/ Z* F9 Gproducer has accomplished adequate planning for the production phase. Performed toward the end of FSD. (Defense Systems Management College) % J4 Z9 r1 z0 @; }0 d0 QPrograde Orbit An orbit having an inclination of between 0° and 90° with the object moving in an - |1 y/ _% T& N7 Measterly direction. (Retrograde Orbit.) ) U9 L2 L1 f1 M1 h4 c1 X6 hMDA GLOSSARY, VER. 4.0 P % H; o# n% u/ B- s. z233 . i' C8 P& Z- q8 L; E# B5 [Program (1) A DoD acquisition program. (2) As a verb, schedule funds to meet requirements and plans. (3) A major, independent part of a software system. 8 v5 ?6 W- P2 {- k/ N5 ^(4) A defined effort funded by RDT&E and/or procurement appropriations {% ]* c7 b& e2 Y) T# vwith the express objective of providing a new or improved capability in response to a stated mission need or deficiency. 9 a, `; R- n2 n s, @3 ], N7 M4 o5 tProgram Acquisition Cost : r0 _* x/ s1 EThe estimated cost of development (RDT&E), procurement, and system specific military construction (MILCON) necessary to acquire the defense system. RDT&E ; D3 N0 q. l0 u" w, H( Qcosts shall be accumulated from the point in time when the DoD acquisition program is designated by title as a program element or major project within a program element. MILCON costs shall include only those projects that directly $ ?, R Q( G1 ^4 t3 Dsupport and uniquely identify with the system. Program ! x, N% V4 D6 f: TBaseline Acquisition Program Baseline. - }6 o" _$ t N% z( NProgram Budget # t/ E A; y3 ~! l2 I/ s# tDecision (PBD) Secretary of Defense decision documents that affirm or change dollar amounts or manpower allowances in the services’ budget estimate submissions. Program Change Decision A decision by SECDEF issued in a prescribed format that authorizes changes in 6 I R& s' d( [the structure of the FYDP. ; Q3 ]8 R O- `Program Change Request Prepared in a prescribed format, it is a proposal for out-of-cycle changes to data 0 v, R" T/ a0 @/ ~" ?; `recorded in the approved FYDP. Program Cost & z% T5 v) K" ^Categories Research, Development, Test, and Evaluation. Appropriations to fund the 5 W: a7 F; W7 ~' L; U+ t8 o( ?efforts performed by contractors and government activities, including procurement of end items, weapons, materiel, components, materials and services required for the development of equipment, material, computer - T( J0 ?& X2 P! T0 t5 d0 T3 h- oapplication software, and its development and initial operational test and evaluation. RDT&E also funds the operation of dedicated R&D installations ; U% L, q2 e4 v- a6 hactivities for the conduct of R&D programs.

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Procurement. Appropriations to fund those acquisition programs that have been ; A ~* H9 j2 i5 r1 C- {approved for production, and all costs integral and necessary to deliver a useful end item intended for operational use or inventory upon delivery. Operations & Maintenance. Appropriations to fund expenses such as civilian & h- T+ }4 \5 ]salaries, travel, minor construction projects, operating military forces, training and / h& j& Z0 c9 x- j" x% V, keducation, depot maintenance, stock funds, and base operations support. 7 j$ O, U1 L1 A) G5 J1 MMilitary Personnel. Appropriations to fund costs of salaries and other 4 k. f9 D: \) i/ w; ncompensation for active and retired military personnel and reserve forces based : D$ _" \' Y. ^, J: t, r9 [on end strength. Military Construction. Appropriations to fund major projects such as bases, : C" _" p$ f5 X& aschools, missile storage facilities, maintenance facilities, medical/dental clinics, ) _9 _6 P# p4 g c; ^libraries, and military family housing. Costs budgeted in the O&M and Military Personnel appropriations are # w# L/ o# v! F0 u. K3 k) J' f1 kconsidered expenses. Costs budgeted in the Procurement and Military - i# m, x3 ~( n( h- A+ oConstruction appropriations are considered investments. Costs budgeted in the RDT&E and Family Housing appropriations include both expenses and investments. ; f- B8 A5 e: k3 k, }' {MDA GLOSSARY, VER. 4.0 P 234 Program Decision Memorandum (PDM) SECDEF’s approval of Military Department or Defense Agency POM with tentative specific guidance. Issued in July every two years during biennial PPBS. 6 X7 Z* G: O P$ v' w+ LProgram 8 Z A3 H- E- G% EDevelopment and + m5 \: e, ?$ b- Q, h; p0 z+ vRisk Reduction 1 S( `8 s* M8 r# V9 o) `* `(PDRR) 1 t, X7 G0 }2 y6 K9 n% N8 PThe acquisition phase when major program characteristics and product designs ! p- R5 |5 U0 d& E/ ?$ A: X/ Fare refined through extensive study and analysis, hardware development, test, ( M- U5 F* h7 @: @7 Aand evaluation. The objective is to validate the choice of alternatives and to provide the basis for determining whether or not to proceed into Engineering and 5 l. P+ {3 a$ ~8 o- @1 QManufacturing development (EMD). Program Element (PE) 7 r; P4 L* A) B8 T; ZThe 11 major force elements are subdivided into Program Elements. The ; g( B# p. c/ g5 N% X; s! Hprogram element is the basic building block of the FYDP. It is defined as “an integrated combination of men, equipment and facilities which together 5 F! k; e1 J- y8 uconstitute an identifiable military capability of support activity.” It identifies the mission to be undertaken and the organizational entities to perform the mission. , g8 v' ~( E, [Elements may consist of forces, manpower, materiel, services, and/or associated costs. The PE consists of seven digits ending with a letter indicating appropriate ! @1 a1 H% [! Aservice. . U1 N% y1 ?) p! v9 x+ sProgram Element 7 [* o; Y. J% W8 P+ c) F1 u, OMonitor (PEM) ' J) E3 V$ t/ f2 l, ePerson within HQ USAF office who is directly responsible for a given program 6 _- @" W8 I8 f/ b8 h" H( mand all documentation needed to harmonize the program in the budget. Program Evaluation : V7 q" X8 B% n& d; QReview 9 V+ Y3 R& E) w; j1 PTechnique / c- k7 h% D4 |A technique for management of a program through to completion by constructing a network model of integrated activities and events and periodically evaluating the time/cost implications of progress. Program Executive Officer 0 B4 u- h' |+ w( O ]4 ~(PEO) A military or civilian official who has primary responsibility for directing several . o+ E' V" G# Wacquisition category I programs and for assigned Acquisition Category II, III, and IV programs. A Program Executive Officer has no other command or staff / I% [# p8 E: r5 S: u. Presponsibilities within the Component, and only reports to and receives guidance - C% o$ f5 _2 U' Y C. l/ ^and direction from the DoD Component Acquisition Executive. ; K0 O O) S& ~& ?! p$ g7 t3 NProgram Management 5 \1 q; A, i6 MThe process whereby a single leader and team are responsible for planning, organizing, coordinating, directing, and controlling the combined efforts of participating/assigned civilian and military personnel and organizations in + L6 j, q( i3 {+ W% h3 Qaccomplishing program objectives. Provides centralized authority, responsibility, , |4 H! b9 F0 e" eand point of contact for a specific acquisition program. Program % k4 H9 G5 e! CManagement Agreement (PMA) The guiding agreement between the BMDAE and the SAEs covering the broad objectives, funding, and expectations of each Service with respect to a specific MDA-funded activity. Program " Q7 m; L5 m. X6 t" }Management Plan The document developed and issued by the program manager, which shows the # _- o( s% {6 J7 P- }6 ]6 G- yintegrated multi-functional time-phased actions and resources required to complete the task. $ _7 _6 r' |# `. Q1 a% u( CProgram , L4 \8 @$ @& o! S' V) rManager (PM) , b8 g& b1 U* x- h4 P7 FA military or civilian official who is responsible for managing an acquisition program. Programmatic Pertaining to the cost, schedule, and performance characteristics of an 2 M- `8 w0 F0 Q* C( uacquisition program.

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MDA GLOSSARY, VER. 4.0 P 9 Y& B( x$ H* g9 N B235 Program " f& f# H& b3 l# T- NObjectives Memorandum (POM) & } `5 F- ^1 S0 Z4 AAn annual memorandum in prescribed format submitted to the SECDEF in May by the DoD Component Head, which recommends the total resource requirements and programs within the parameters of the SECDEF's fiscal guidance. A major document in the PPBS; it ultimately becomes the w }6 N' |. SComponent's budget. Program/Project # t8 X* y' z1 Z4 S! r) nIntegrator (PI) The MDA staff member assigned responsibility for integrating all tasks within a ' X5 d6 U! u. ~project. Single point-of-contact for information and activities involving a MDA technology, NMD planning, or a TMD acquisition project. Programming The projection of activities to be accomplished and the resources that will be % w7 N1 J4 m8 ]# ~0 P! Prequired for a specified period in the future. The process of preparing a ) w e$ r! A: T, N! u q0 Pprogram, especially in terms of quantitative, physical requirements, manpower, & t9 K, T$ H, j R4 Bmateriel, and facilities. The process of establishing and maintaining a program. PROGRUS Program Update Studies. . F h2 G$ M2 J7 U) ~: z" U3 ]3 gProject (1) Synonymous with program in general usage. (2) Specifically, a planned undertaking having a finite beginning and ending, involving definition, development, production, and logistics support of a major weapon or weapon support system or systems. A " I9 O* O. J! H/ {# d) \0 Fproject may be the whole or a part of a program. Within the Navy, a p6 D1 T8 B/ h1 j! {( r* ]Designated Project is a project, which, because of its importance or critical nature, has been selected for intensified project management. (3) A planned undertaking of something to be accomplished, produced, or - N9 C/ J0 {5 K3 Econstructed, having a finite beginning and a finite ending. 4 k7 ?/ T* h" g4 U+ {2 O! m+ }7 xProject Office The office of the program manager and the point of contact with industry, . T) }; D7 D5 d' \+ Ugovernment agencies, and other activities participating in the system acquisition process. (USASSDC) (Note: USAF uses the term System Program Office). Project Planning Guidance (PPG) High-level summary document that defines the work to be performed by each Executing Agent in support of the BMD program. Project Summary 6 p/ Y( o: C! T7 u: X# D, ^: ?7 e$ fWork Breakdown Structure (WBS) A summary WBS tailored to a specific defense materiel item by selecting applicable elements from one or more summary WBSs or by adding equivalent + ~+ ?- x N: Z. Y# _, S8 @6 V+ nelements unique to the project (MIL-STD-881A). ' v `( h- U! `! B. cProliferation (Nuclear Weapons) + a* q& k! D Q. s7 VThe process by which nations sequentially come into possession of, or acquire the right to determine the use of, nuclear weapons, thus enabling each to launch a nuclear attack upon another nation. Proof of Principle 7 F! e' a L2 v+ z2 T(POP) 9 }$ I4 g) s: `. U, zTechnical demonstration and troop experimentation conducted with brassboard configuration, subsystems, or surrogate systems, using troops in a realistic field : u, w3 @* @- x5 X, f" ~) o( G8 @! @environment. The process examines the organization and operational concept, provides data to improve requirements and evaluation criteria, and provides data ( B( q7 a, u4 f6 j- A* l0 O. Q5 D: Fon which to base the decision to enter EMD (Army). 6 G# u( d- ?2 L- \0 d0 BProprietary Right A broad contractor term used to describe data belonging to the contractor. This 0 _9 l5 i I, w# O" Bdata could be intellectual property, financial data, etc. The Government when {/ U# t( h _0 |" X- m; \) Breferencing technical data does not recognize this category. (Defense Systems 3 F2 E+ B& o9 L9 {4 i! ?Management College Glossary) 8 M6 [$ M' k& j( IProtection 0 T1 G3 S/ m% K9 B5 x% b! l# ^6 pPriorities 5 h. p" j, Q( pThe aggregated value for each impact point prediction specifying the order of protection. 8 L3 n/ X: E( p7 L/ S6 P+ ]+ M$ IProto Prototype. MDA GLOSSARY, VER. 4.0 P % U' u- ~( Y* E9 a8 Z# V236 % `, _: ?: e. v& ZPRP Personnel Reliability Program (ILS term). PRR Production Readiness Review. PS (1) Physical Security. (2) Product Service. ( F/ P) c* Q$ J2 XPSA Production Shakedown Availability. + n" G3 D$ {6 [5 S4 M) x7 l- C# kPSAC President’s Science Advisory Committee. PSC Principle Subordinate Command. PSCC Physical Security Control Center. PSD Power System Demonstrator. $ N8 v3 s- |: A! V+ n9 c$ xPSE Peculiar Support Element. Psi Pounds per Square Inch. PSM Portable Space Model. x/ k8 u8 l3 ^& W, x& F* {- y* UPSN Packet Switching Node. PSP Program Support Plan. PSRR Preliminary System Requirements Review. % t, Y8 f2 L. kPSS (1) Passive Sensor System. (2) Passive Surveillance Sensor (Project 1106 term). PSSC Preliminary System Security Concept. 1 x" @, R) i7 \4 I) CPSW Packet Switching. PSYOP Psychological Operations. / @ F! L$ z$ ~- l2 E6 ]6 M# DPsyOps Psychological Operations. $ u. k' C# v) d# h, ~- l7 y, @PTBT Partial Test Ban Treaty. PTDB Problem Tracking Data Base. PTE Processor Test Environment. / d9 P+ V* |, yPTI Pacific Telecom, Incorporated.

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PTO Participating Test Organization. - F1 B3 ~; Y `1 I7 m3 e, p1 sPTPM Product Transition Procedure Manual. 1 z7 U) |" h, j6 U# ^$ m3 r) dPtSi Platinum Silicide. 1 _3 b1 C" }! zPTV Propulsion Test Vehicle. 7 \4 Q5 w& g/ t* M1 A) e0 D: cPTWG Producible Technology Working Groups. ; @7 [2 {8 R: V" J0 C8 K5 y" H( Q$ ~Pu Plutonium. 6 ?1 P2 m* E6 i( `1 rMDA GLOSSARY, VER. 4.0 P . M. Q& G, d1 f; E( U+ X237 * m7 K& Z+ F9 q& ^7 R6 y* i3 nPulse Duration In radar, measurement of pulse transmission time in microseconds, that is, the & @9 @* c1 W& C3 I x4 Ntime the radar’s transmitter is energized during each cycle. Pulse Repetition / G4 f: u9 M# {8 X* X; i3 Y$ [Frequency In radar, the number of pulses the occur each second. Not to be confused with ' X3 K: A8 t u, o T% P% b* ytransmission frequency which is determined by the rate at which cycles are 9 w$ q2 m; V; Z0 ` B" orepeated within the transmitted pulse. * w5 H* }" J+ lPulsed Power 1 d1 P7 Q9 v6 C2 s6 J$ x' u: u9 }$ TEMR , N) i% k1 S0 Q- _Radiated fields that have very high instantaneous peak field strengths or power 1 \' O9 a# C3 H9 b' h+ z0 Zdensity but significantly lower average values. Pumping The raising of the molecules or atoms of a lasant to an energy state above the 6 I+ _. p/ u4 P$ d5 Bnormal lowest state to produce laser light. This results when they fall back to a lower state. Pumping may be done using electrical, chemical, or nuclear energy. PUR Program Update Review (OSD term). Purchase Order (PO) A contractual procurement document used primarily to procure supplies and nonpersonal services when the aggregate amount involved in any one transaction is 3 [3 I! j' ~9 `: j& A6 j& jrelatively small (e.g., not exceeding $10,000). PV HCT Photovoltaic Mercury Cadmium Telluride. 7 H3 t1 z; |+ y) ]PVB Project Validation Board (MILCON term). PVO (PVO % y( ^1 k! A: v8 L* o9 uStrany) ' d0 d) {2 C; x o; BRussian organization formerly responsible for the air and space defense of their homeland. 5 W! n, k6 a. H' R# KPVT Payload Verification Test. & J) v! T4 _- xpW Picowatt. PWBS Program Work Breakdown Structure. 3 f, T, F; ]( _: [! }) I6 ]PWG Product Working Group. ; [1 V2 G: l: uPWR Pressurized Water Reactor. 4 J. O/ K+ f# x L$ cPY Prior Year. Pyrotechnic A mixture of chemicals which, when ignited, is capable of reacting exothermically - A2 p0 R" h9 w7 f# R# {to produce light, heat, smoke, sound, or gas, and may be also used to introduce / z% l8 N8 b+ Y% i5 }: Ca delay into an explosive train because of its known burning time. The term 1 f$ Q8 U; S* f# uexcludes propellants and explosives. MDA GLOSSARY, VER. 4.0 Q 3 a& ^! `# d) P7 w' I3 I238 Q Quarter [of year]. . D0 v7 b1 s% t. a3 u! W+ UQ&R Qualification and Reliability. 5 T2 z) c9 o, m& n$ ?* D3 ?Q/FY (number) Quarter/Fiscal Year (number), e.g., 4Q/FY98 * \& \; i( A0 e, \3 uQA Quality Assurance. / U: W4 i# q' _, M# D5 q/ }) TQAE Quality Assurance Evaluator. # h5 l: v9 A9 F) O. `; rQAMSP Quality Assurance Master Surveillance Plan. : Q6 h# o$ n$ f+ L2 i$ }2 d: {$ y4 KQC Quality Control. QDR Quadrennial Defense Review (US Congress/DoD term). QFR Question for Record. 0 {$ P/ o, W; J6 dQIP Quality Improvement Prototype. 1 I* Z9 I% P0 L; w. L- W( HQLD Quick Look Display. 5 i* h1 y7 C* ]1 M- s& \QM (1) Queen Match. (2) Quartermaster. QM/DX Queen Match/Discrimination Experiment. , c9 `' o6 [ e! v6 j7 GQMB Quality Management Board. QPP Quality Program Plan. ' e# @/ B: y; r+ U, F7 o9 |& H4 ]QPR Quality Program Review. QPSR Quarterly Program Status Review. . F% F4 z# R7 {4 OQQPRI Qualitative and Quantitative Personnel Requirements Information. . M" N; @; O( T8 d0 K$ ]QRA (1) Quartz Resonant Accelerometer ' H/ I5 W0 z! R' b* h+ w(2) Quick Reaction Alert. (3) Quick Reaction Aircraft (US). : {* _* v: p/ X9 I! wQRC Quick Reaction Capability. QRG Quick Reference Guide. 5 U4 l9 |; }5 ]& \2 SQRM Quick Response Missile. QRP Quick Response Program (PATRIOT). ) K7 v& ~3 w, k$ ~& n2 f/ o; [QRP Radar Quick Response Program Radar. . F( V) o$ [$ b2 }3 ]8 a: u2 CQRS (1) Quartz Resonant Sensor. (2) Quick Reaction Software. QSR Quadrennial Strategy Review. 1 @. K/ S$ v6 K- y0 H% eQtrly Quarterly. Quad-D/ADI Quad-D/Advanced Discriminating Interceptor. MDA GLOSSARY, VER. 4.0 Q 239 Qualification Test This test simulates defined environmental conditions with a predetermined safety * \& h; [' Q ]) g6 Z+ j) X, R' xfactor, the results indicating whether a given design can perform its function within the simulated environment of a system. The test usually is not conducted on models using production tooling and processes. 1 E* o1 d8 M* ?) y7 pQuery A request for identification of a set of assets, expressed in terms of a set of criteria, which the identified item must satisfy. + }' Z) l C0 ]' w0 rQueue 3 d8 w- C* i- ~( s+ I7 N$ cQuick Reaction 8 H" U& o' E! S* g, t1 ?Launch Vehicle A store for a sequence of packets, or messages, which are waiting to be processed. A transmit queue for instance is a store of packets waiting to be : u; N6 H4 n2 |$ V' c) ^' etransmitted. % s( [; H7 ^' k' Y8 ~, `A Congressionally mandated program to provide surrogate launch vehicles in ) C2 p/ j @- L9 N# a wsupport of the Northern Edge exercise in 2001 and 2002. In addition the QRLV has participated in several experiments for various users. QWIP Quantum Well Infrared Photodetector. % x" Z% q% o$ ?; YMDA GLOSSARY, VER. 4.0 R 241 " T2 P$ i" }2 |+ XR&A Reliability and Availability.

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R&D Research and Development. ; I/ |8 W3 g: TR&M Reliability and Maintainability. 1 z e" |! e0 D. q( W" n3 MR-T Real Time. $ K: ^, @3 T/ `' R, b+ a! _R/ASR Review as Required. ! Z3 i9 a, @, W _1 h# K9 DR/W Read/Write. 7 y8 I# p- ~% x+ P# LR2 (1) Recovery and Reconstitution. (2) Reporting Responsibility. " D- D4 B0 i1 g/ T3 Z; S' y9 zR2 P2 Rapid-Retargeting/Precision Pointing (simulator). w V6 w& B) ?3 `, F3 t: BR 3 : s7 e, c9 e; A& n$ \8 i) q4 oRotary Reciprocating Refrigerator. RAA Risk Approval Authority. K8 @" L& x7 k4 l3 T! h% }5 yRAAF Royal Australian Air Force. RACE Research in Advanced Communications in Europe. RAD (1) Radiation Absorbed Dose. (2) Radiation Accumulated Dose. 6 a) m: P# M) uRad Hard Radiation Hardened. Radar (Formerly an acronym for Radio Detection and Ranging.) A technique for detecting targets in the atmosphere or in space by transmitting radio waves (e.g., ) H9 w, {0 I' i1 P7 P! O3 s7 Pmicrowaves) and sensing the waves reflected by objects. The reflected waves (called "returns" or "echoes") provide information on the distance to the target ) L1 i) K2 {( T9 p! l/ u& Band the velocity of the target, and also may provide information about the shape ) B" E: Z" C' G- lof the target. " {8 }* K6 N( J( S4 _% J& i/ J% y2 CRadar Beacon A receiver-transmitter combination which sends out a coded signal when 7 b# M# y3 F, u1 P( _# rtriggered by the proper type of pulse, enabling determination of range and - x3 g$ T, `( m' l. r9 Q5 Abearing information by the interrogating station or aircraft. b1 ^; c/ a! o% {9 GRadar Cross : e" A1 e$ c8 E4 B2 Y- WSection (RCS) / m7 B: p6 p' K8 D# V9 G: bArea of an object as scanned by radar; measured in square meters. ; \8 c0 Y& e" B9 B9 e+ |# kRadar Netting The linking of several radars to a single center to provide integrated target information. RADC (1) Region Air Defense Commander. (2) OBSOLETE. Rome Air Development 6 [7 {. g0 S1 B1 m. n: fCenter. (Now called Rome Laboratory.) 6 ~/ p4 l8 O8 pRADEC Radiation Detection Capability. RADHAZ (1) Electromagnetic Radiation Hazard. (2) Hazards form electromagnetic : R( g8 u3 C" m4 x5 @3 Kradiation. - }/ D/ a5 v; K. [' P! o' CRadiant - @2 l( c- y3 R0 L4 W2 _. KExposure The total amount of thermal radiation energy received per unit area of exposed surface; it is usually expressed in calories per square centimeter. 5 y/ B& A3 T) L/ r8 w9 |* fMDA GLOSSARY, VER. 4.0 R 8 {8 a8 O9 D( K2 ?( J- _8 I242 6 T6 [# D1 {% QRadiation (1) The emission and propagation of waves transmitting energy through # C& u5 I b* ospace or through some medium; for example, the emission and 9 Y1 E9 U1 ~% O2 B! B* g3 Z, Q cpropagation of electromagnetic, sound, or elastic waves. 2 h8 p! S7 s) i* {. r$ P(2) The energy transmitted by waves through space or some medium; when 3 z' v1 l j& \% @$ L" qunqualified, usually refers to electromagnetic radiation. Also known as radiant energy. 0 n: S/ f- v! \& ?$ ]+ q u# I" L(3) A stream of particles, such as electrons, neutrons, protons, alpha , }0 }# X. R$ y& J- tparticles, or high-energy photons, or a mixture of these. (See Ionizing : E9 W7 `. y. K: a. U- KRadiation, Nuclear Radiation, and Thermal Radiation.) Radiation , t3 h7 |" U6 ~, oHardening Protection of a particular system, subsystem, or component from functional damage due to the effects of nuclear (or other) radiation by shielding the vulnerable components from the radiation, or using other passive techniques in ! d; c" v: U2 o; Wmanufacturing effects of nuclear (or other) radiation. ' T7 G+ L) z$ I s( @" lRADIC System Rapidly Deployable Integrated Command and Control System. 6 Y% r+ H" s/ ~& f- LRADINT Radar Intelligence. 0 d4 A8 p3 A) o1 s& _Radio Blackout & M" J3 p# y+ N/ a+ n& C5 I(RBO) The complete disruption of radio (or radar) signal over large areas caused by the ionization accompanying a high altitude nuclear explosion, especially above about 40 miles. Radioactive (or Nuclear) Cloud + W h. ]" H3 V: i0 v) |2 YAn all-inclusive term for the volume of hot gases, smoke, dust, and other ) ^0 v' E. D3 `8 C5 Wparticulate matter from the nuclear weapon itself and from its environment, that is carried aloft in conjunction with the rising fireball produced by the detonation of a nuclear weapon. Radioactivity The spontaneous emission of radiation, generally alpha or beta particles, often & }# Q, W: d4 n- Aaccompanied by gamma rays, from the nuclei or an unstable isotope. RADOT Recording Automatic Digital Optical Tracker. + Z4 O7 p R6 ]/ |2 mRAG Red-Amber-Green (MDA/POC assessment term). : [, R- @# c& ]Rail Gun (RG) A weapon using metallic rails and electromagnetic energy to fire hypervelocity 3 d* n" c$ F/ |/ qprojectiles. RAM (1) Reliability, Availability, and Maintainability. (2) Random Access Memory RAMA (1) Reliability, Availability, and Maintainability. 9 b2 R; U# j# j$ M% N1 Y$ P(2) Random Access Memory. S4 f6 V) i4 D6 q2 [(3) Radar Absorption Material. RAMOS (1) Russian-American Observation Satellite. # c7 e! Y8 s! Q8 c/ W(2) Reliability, availability, maintainability, operations, and support. 1 f, }1 c. ~3 {" DRAMS Resource Management Accounting System. Random Defense Engagement of RVs uniformly without any reference to type or destination. This implies taking the best shot possible in terms of increasing probability to kill. Range Resolution The difference between the true distance (from sensor) to target and the ! `+ L9 o! u" {; Jcalculated distance to target based on sensor data, at maximum sensor range. 7 `+ `8 B* s- y9 s3 l+ ~RAP Remote Access Panel. ) m) s6 o1 q2 `MDA GLOSSARY, VER. 4.0 R / n' l3 I! P: O! c; F1 y6 j243 RAPIER Rapid Emergency Relocation Team. * z# ~ z$ b. LRAPTOR Responsive Aircraft Program for Theater Operations. A high-altitude, long endurance airborne sensor platform. RAPTOR/TALON A technology demonstration program to demonstrate critical technologies for an unmanned airborne weapons system providing a boost phase intercept # E* ?$ Y7 G7 l" Lcapability. RARSAT Radar Ocean Reconnaissance Satellite. RAS (1) Requirements Allocation Sheet. (2) Remote Access Set. 2 x+ S: P9 ~+ i5 l4 ^RASA Remote Command Safety System. Rationalization Any action that increases the effectiveness of allied forces through more efficient $ q& R# \3 P N6 p6 gor effective use of defense resources committed to the alliance. Rationalization . v6 e, T0 G+ \- n3 k7 r9 b* ~+ mincludes consolidation, reassignment of national priorities to higher alliance * S- a6 U4 L4 y* fneeds, standardization, specialization, mutual support or improved interoperability, and greater cooperation. Rationalization applies to both weapons/materiel resources and non-weapons military matters. , d( S V& y6 D; l) URB Reentry Body. " g; G i/ ]5 L. ~8 t- d9 y4 jRBECS Revised Battlefield Electronic CEOI System (US Army-sponsored). ; X* M% @1 Z! q4 \5 q$ j. i7 rRBO Radio Blackout. RC/CC Responsibility Center/Cost Center. RCF Radar Correlation Function.

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RCM (1) Reliability Centered Maintenance. # _( g4 G: t F P(2) Requirements Correlation Matrix (AF). (3) Resource Consumption Model. # C- U# N* c4 ~5 tRCR Rate Capability Review (USA term). 6 U$ ` I0 }% v# {& ?RCS Radar Cross-Section. / _4 I& b9 @+ T1 m6 X" VRCSR Radar Cross-Section Reduction. RCSS Range Command Safety System. RCU (1) Rate Changes Unit. (2) Remote Control Unit. (3) Reactor Control Unit. . n6 I0 K6 h: v6 T& I$ `: sRCVR Receiver. RD Readiness Demonstrator (SBL Program term). RDA Research, Development and Acquisition. / ?9 u* `& |8 p2 L& }$ d6 gRDBMS Relational Database Management System (Computer term). 5 }6 D& v4 N ]RDC Research and Development Contract. 2 R3 M. M5 ~2 d' w* BRDD Requirements Driven Design. 4 d' n* P% R3 F* P$ _- B0 ?MDA GLOSSARY, VER. 4.0 R U$ N, v. y1 B( Q( L3 ~2 V244 5 o, x# g" X% O$ V J C- WRDD-100 Requirements Driven Development 1 A) ~ y; x/ n" d' N' o: R9 |% }5 wRDG Random Data Generator. - t! H. o; V: ERDS Regional Defense System. ; h9 e+ q5 @# s6 X, A) w) `) LRDT&E Research, Development, Test, and Evaluation. RDT&E Program Categories The five divisions the comprise Major Force Program 06 (R&D) in the FYDP. They are: •6.1 Basic Research •6.2 Exploratory Development •6.3 Advanced Development 5 w/ U" X2 m' a4 l' A/ j% A•6.4 Engineering Development •6.5 Management and Support. Operational System development, not a designated category, is funded in 0 a7 J6 f& V% a5 |, h; fRDT&E appropriations but not in Major Force Program 06. RE Radar Enhancement (USA term). Re Targeting The ability of the system to recomputed the direction of sensors and/or weapons S* R+ ] d+ r' _$ Zto intercept a target that was missed on the first attempt, or that was superseded by a higher priority target. 7 B$ c1 I) z3 MREACT Rapid Execution and Combat Targeting. ; U( e+ M* r% a9 F0 i! U# HReaction Decoy A decoy deployed only upon warning or suspicion of imminent attack. Readiness Postures ! S2 Y3 x4 U0 ~$ J% X, X# y- YA specific status defining the relative responsiveness of BMD assets and $ H; `; I4 ^; U7 T- qpersonnel to perform a USSPACECOM BMD mission. 2 R5 Y, R" G8 D: nReal Time (1) Pertaining to the processing of data by computer in connection with 1 A' N- u4 p1 h6 a+ Canother process outside the computer according to time requirements improved by the outside process. This term is used to describe systems 0 z2 @* k" i9 B1 H# ]+ Q6 @ toperating in conversational mode, and processes that can be influenced by human intervention, while they are in progress. (2) Pertaining to the actual time during which a physical process transpires, 4 n% S% M( Z, C4 D- U0 Pfor example, the performance of a computation during the actual time & }7 G: D! |) Mthat the related physical process transpires, in order that results of the 7 w% B, S0 R2 ]4 t" z1 x B1 D8 Icomputation can be used in guiding the physical process. ) e7 `3 ]1 x" n7 V! E1 l, CReal World Data Data derived from physical experimentation concerning phenomenology associated with technical functioning of SDS, particularly regarding target $ v; ?! S* a: E( tsignatures, background observables, sensor functions, weapon functions, and survivability. Real World Data Collection The provision, to SEIC users, of access to real world data, in fashion timely and otherwise suitable to meet users’ needs (e.g. for validation of a test bed). REC Radio-Electronic Combat. RECCE Reconnaissance. + R. V2 N0 B5 D1 SReclama A formal appeal to the service comptroller of SECDEF’s tentative budget decision on the service budget estimates. e% o' g' k7 {1 ], l0 A( L- H, ~2 ^( sMDA GLOSSARY, VER. 4.0 R 245 4 |3 t/ G1 J6 E7 X! ^RECON Reconnaissance. ! S) D, ~1 s$ r9 e9 i; M5 T8 `Reconciliation Directives to standing committees contained in congressional budget resolutions calling for certain dollar savings and a deadline for reporting legislation to " x! T1 w7 {0 {' r# W8 ~achieve the savings. Omnibus reconciliation bill incorporating these changes is 3 e1 D( a7 |. Y" rintroduced and acted on in both houses. " X5 c: l6 V$ f& V' `Reconstitute To restore, during periods of hostile engagements or during peacetime, military ) g! `# ?6 B# p' x4 @; Xforces or elements as closely as possible to a desired state of readiness for ) E# Y* P4 S; k. U. H) G/ D6 wcombat. % `% Q4 T" h# A CRed/Blue Exchange A process to identify and define potential countermeasures that would degrade aspects of ballistic missile defense. The process – akin to a wargame – pits a ( }( c6 E4 l" e& x+ f6 z! cRed team fielded by DSIM and a Blue team fielded by AQ. A senior review panel acts as the referee. * h0 i' h1 O# t8 k5 aREDCAP Real-time Electromagnetic Digitally Controlled Analyzer and Processor (USAF 9 Q1 u( T2 S" {. y) o3 K1 K( Fterm). 7 N' X4 v, D! @6 o" uRedout The degradation of infrared sensor resolution due to high-altitude nuclear bursts. Radiation from these bursts causes fluorescence-emission of light from air molecules. The emitted light lies within the long-wave IR spectrum so the : ~; z8 j, n" j1 Y0 T4 W. qatmosphere below appears to the sensor to glow more brightly than usual. " Q: p6 \ e3 R2 {! g5 W9 F: uRedundancy The inclusion of duplicate or alternate system elements to improve operational reliability by ensuring continued operation in the event that a primary element ! ^+ f& E3 I# \! tfails. Reengineering The process of examining, altering, and re-implementing an existing computer system to reconstitute it in a new form. ; r4 U* O2 {7 y1 o4 o uReentry The return of objects originally launched from earth, into the atmosphere. Reentry Angle Elevation angle of velocity vector relative to local horizontal plane when " e% U2 ~" G& {: e* Zreentering object reaches 92km. * c" p$ r, v3 n" }Reentry Phase That portion of the trajectory of a ballistic missile or space vehicle where there is a significant interaction of the vehicle and the earth’s atmosphere. f X+ N3 D% h4 q9 t0 N& `9 yReentry Vehicle (RV) & i; M& [' ]$ a) \3 U% l) T(1) Reentry vehicles are objects containing nuclear warheads. They are : Q! R/ h, b, x* g# G" oreleased from the last stage of a booster rocket or from a post-boost vehicle early in the ballistic trajectory. They are thermally insulated to survive rapid heating during the high velocities of reentry into the 1 ]3 x" i& e. w# R; g3 @atmosphere, and are designed to protect their contents until detonation / G" Y' _) E+ Wat their targets. (2) That part of a space vehicle designed to re-enter the Earth’s atmosphere n the terminal portion of its trajectory. 3 _. w. K) e V+ dRegional Defense 1 \3 h, e+ @. J. }. Q$ `" ]System (RDS) That portion of the SDS that provides defense for a specific geographic region, - ^- y* b/ B v/ @such as the European Theater. Regional * S5 N* S) H3 h) T r# }; ?" ?Operations Center (ROC) A group of fixed and/or mobile centers with OPCON over allocated ground based 8 ~' ~+ V( E4 Bsensors and weapons. + S7 n. i9 @6 `8 pMDA GLOSSARY, VER. 4.0 R 246 Regional % S/ ^: p4 j; G3 b. eOperations Control Center (ROCC) $ d7 m# u9 ~7 j4 j4 J/ a6 VThe command function for CONUS, Canadian and Alaska NORAD Regions, referred to as “regions.” In the Alaska NORAD region, the ROCC is also the 8 f5 P' [0 m9 T& O# `central intelligence, communications and operations control center established % b$ L. R4 ^; i( _' L! g: Qfor the purpose of supervising and coordinating the combat effort of all air defense forces made available to the Alaska NORAD region commander. Under normal operating conditions (not degraded), the ROCC is responsible for the : r* Q4 `, M$ ^6 m: widentification function and for air and ballistic missile defense of North America. 3 T7 g5 n7 p# [0 N8 J: e1 vRegrade To determine that certain classified information requires, in the interests of national security, a higher or lower degree of protection against unauthorized 2 u6 s: B% ^" `) d- ldisclosure than currently provided, coupled with a changing of the classification 2 H/ k, v q B# H1 idesignation to reflect such higher or lower degree. $ P& _1 J( J. A9 n0 oREL NAV Relative Navigation (JTIDS term). " B5 [- O% T# D$ v3 O LRelay Mirror Part of a ground-based laser system.

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Reliability and " J* P# }8 }! L* CMaintainability 1 e" x5 J* O) e8 |. B7 y(R&M) 2 i Y' Z% I# VReliability and maintainability design parameters are key factors in the design of affordable and supportable systems. R&M parameters provide inputs into the design and LSA processes that quantitatively link system readiness to the ILS ! d8 H. e! }1 q; o+ C, {elements. One of the principal elements of ILS. Reliability, Availability, and ' |9 k* D) E) x! K9 L b& R6 {) FMaintainability (RAM) % T$ e! s1 ]& j% r' n' y- UThose requirements imposed on acquisition systems to ensure they are operationally ready for use when needed, will successfully perform assigned functions, and can be economically operated and maintained within the scope of logistics concepts and policies. RAM programs are applicable to materiel , K9 q4 o' F, r Wsystems, test measurement and diagnostic equipment, training devices, and facilities developed, produced, maintained, procured, or modified for use. (See individual definitions for Reliability, Availability, and Maintainability.) REM Roentgen Equivalent Man. + ^2 f0 C9 i# [" C0 h4 wRemotely Piloted Vehicle (RPV) 5 w1 W: e9 u; N; |1 f+ K( V xAn unmanned vehicle capable of being controlled from a distant location through a communication link. It is normally designed to be recoverable. See also " Z7 O% X8 P: L! o+ o# N* \. tDrone. + o- u! F: D% K" VRepairability The probability that a failed system will be restored to operable condition within a specified active repair time. 0 W% W/ ?3 }/ {( d: H% y) bRepeater- ' V- {$ z1 k4 B0 _2 |, lJammer A receiver transmitter device that amplifies, multiplies and retransmits the signals received, for purposes of deception or jamming. Report Back Information returned from system elements that verify that directions have been received and carried out. Also includes information regarding system 6 ^! M- D5 ~# aeffectiveness. Reprogrammable Time / `/ A( p r9 G1 k) ?' S5 HTime required to re-target an alert missile. Reprogramming The transfer of funds between program element and line items within an 9 J/ o1 { `" g, T1 t- w* o- gappropriation for purposes other than those contemplated at the time of appropriation. Appropriate congressional committees generally accomplish reprogramming pursuant to consultation with and approval. , f( {7 g/ j' D8 Q X8 j$ hRequest for Proposal (RFP) 8 E8 S2 U _. `" C7 wA solicitation used in negotiated acquisition to communicate government ( }# k3 r/ h. W6 f; J; b9 P7 z/ Yrequirements to prospective contractors and to solicit proposals. - a. g0 A6 V$ _+ |9 wMDA GLOSSARY, VER. 4.0 R 247 Request for Quotation 0 W% X f! |; V, K6 zA solicitation used in negotiated acquisition to communicate government requirements to prospective contractors and to solicit a quotation. A response to an RFQ is not an offer. It is informational in character. Required ( I o2 r2 i9 p6 `) r" tOperational Capability (ROC) 5 ~. Z6 R d$ S' p: W; ^OBSOLETE. A document stating need and specific operational capability. Replaced by the Operational Requirements Document (Army, USMC). Operational Requirements Document. 6 M* c% S8 c2 v D8 gRequired ' ~; Z* T7 d4 ?' rOperational ! b, V" `( Y2 ECharacteristics System parameters that are primary indicators of the system’s capability to be , ~) n7 x* H4 I5 D4 y- uemployed to perform the required mission functions, and to be supported. Required : C& U6 ~! {/ A! M" }) PTechnical Characteristics ; Q$ ?$ b" y/ j* YQuantitative system performance parameters, approved by the DoD Component, 2 V& i& t7 W; D2 c1 }that are selected as primary indicators of technical achievement of engineering ' Y5 B( w5 \. ^ ^thresholds. These might not be direct measures of, but should always relate to, a system's capability to perform its required mission function and to be 5 z3 W- t. v, H8 Zsupported. Required technical characteristics are usually tested and evaluated by developmental testing and evaluation (DT&E) to ascertain achievement of approved goals and thresholds for these characteristics. Critical technical characteristics selected for a DAB program baseline are reviewed and further 0 \; T+ e3 @5 H$ [1 E$ P: Japproved through the DAB process. Requirements Analysis An analysis to determine and document the need for resources to perform the 1 W$ `) H, E+ {agency’s mission. Requirements Document A document that sets forth the requirements for a system or system component; 3 I5 q" `4 B8 t- c' Zfor example, a software configuration item. Typically included are functional requirements, performance requirements, interface requirements, design 0 k; P& z2 y" p7 q) `requirements, and development standards. - _8 `# X( a$ u- }RES (1) Remote Engagement Section (HAWK TBM weapons system term). (2) Resolution. / I# L& s9 K% e& W6 ?( [RESA Research, Evaluation, and Systems Analysis simulation facility (USN), San Diego, 2 v s" } T PCA. Rescission An action by the President canceling budget authority previously appropriated # R; ^4 k6 |& q; e Pbut not yet obligated or spent. If both Houses of Congress do not approve the * ^0 }/ P: t0 y3 }* B( [proposed rescission within 45 days, the President must obligate the BA as * l( O" x! Y+ vintended by Congress. Research and ( V! P8 Y9 z% MDevelopment Costs Those program costs primarily associated with R&D efforts including the development of a new or improved capability to the point where it is ready for ( S* j* R1 F. l3 ause. They include equipment costs funded under RDT&E appropriations and related military construction appropriation costs. They exclude costs that appear , y( R# F" u2 a9 }" j K7 h) qin the military personnel, operation and maintenance, and procurement appropriations. Research, 1 M' J0 u: c1 k5 ~& r8 QDevelopment, 8 ^8 H0 C& ^2 {2 E+ o& |Test, and Evaluation 9 ^6 J+ W' a. m: X( j+ Y0 D(RDT&E) Activities for the development of a new system that include basic and exploratory research, advanced and engineering development, development and operational testing and the evaluation of test results. Also, an appropriation category that includes funds allocated to the FYDP major force program 6. : N+ E3 Q! ?) t9 S( J. n(Defense Systems Management College) Resident Space Object (RSO) * C3 t2 v& {( q7 c& p kThe Cheyenne Mountain Complex maintains object, which is currently on-orbit and whose element set parameters. c1 k0 q) z- j3 }; IMDA GLOSSARY, VER. 4.0 R * K. J: z0 k1 n6 F248 RESOL Resolution. ^" C* n( u! W; k" m* eResolution (1) The ability of a sensor to measure the separation of an image into its constituent objects so that single objects are visible and distinguishable. (2) A measurement of the smallest detail that can be distinguished by a 7 A# q n* M- z3 r. {$ jsensor system under specific conditions. Response Plan Selection The continual comparison of the nature of the observed threat with the defense system capabilities and selects the best way to attack the threat in accordance with established priorities and specified strategy. Responsive Threat & ]2 X, \5 |9 Y3 OThe threat after taking into account modernization and countermeasures , k- Y; l+ y" s. f+ A0 y$ }( s" Vintroduced to offset the capabilities of the SDS. 6 T+ _- W1 S, @0 f" {9 YRestitution The process of determining the true planimetric position of objects whose images appear on photographs. Retrofit Action Action taken to modify in-service equipment. 5 X( t( a$ b+ d4 i: [Retrograde Orbit An orbit having inclination of 0 to 90 degrees (See Prograde Orbit). ! [2 h" d8 G5 L- O( } Y" DReverse Engineering The process of analyzing a computer system’s software to identify components and their interrelationships. REVIC Revised Enhanced Version of Intermediate COCOMO (Computer term). Revisit Interval The time that elapses between successive observations of an object from a single sensor.

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RF (1) Radio Frequency. (2) Response Force. RFFEL Radio Frequency Linac. RFI (1) Request for Issue. (2) Request for Information. (3) Radio Frequency Interference. RFL Radio Frequency Linac. 7 W* [% Z* T! z JRFLINAC Radio Frequency Linear Accelerator. RFOG Resonant Fiber Optic Gyro. 4 `; a+ o! `6 ]6 ORFP Request for Proposal. RFQ Radio Frequency Quadrupole (Accelerator). RG (1) Rail Gun. (2) Review Group. - M. I& T' |5 k o" X. G2 H3 c* DRGB Red, Green, Blue (Video Engineering term). ; Z" B% r! [0 hRH Radiation Hardened. 9 N. H4 R8 l% f7 X: |RH Electronics Radiation Hardened Electronics. , g# i* E! E$ U% ^5 _3 rRHD Radiation Hardened Electronics. 0 D; u# U0 {8 {8 ?+ P# _" E! n H7 PMDA GLOSSARY, VER. 4.0 R 5 u9 T X+ O' g7 X5 `' o249 RHETT II (1) Russian Half Effect Thruster Technology Program. 1 K) M, e$ C) |" `, P/ z8 @( O(2) Russian Hall Electric Thruster Test. ! S( m9 c n$ ^( [$ FRi Inherent Reliability. 8 L, I$ k% E" k/ [, o7 }) wRIA Range Insensitive Axes. 9 I) b5 n# w- t3 z& e( NRIBIT Reverse Illuminated Blocked Impurity Transducer. 8 g8 W4 d# V! b( n/ u+ fRICBM Retro Intercontinental Ballistic Missile. RIIA Royal Institute of International Affairs (UK). 7 i& s$ [8 Q, JRIL Repair Items List (ILS term). 6 \) Z; V3 }6 H0 NRINT Unintentional Radiation Intelligence. RIS Radar Instruction Set Computer. RISC Reduced Instruction Set Computers. P3 @# b% p" e- T$ w2 k! jRISCAE RISC Ada Environment. Risk Approval Authority (RAA) An individual designated by the Director, MDA who makes risk acceptance decisions. The RAA evaluates trade-offs between threats and such factors as cost, security, survivability, and safety to achieve a functionally operational, 7 l2 J( N7 c0 x7 Xaffordable, and secure system. Risk Assessment The process of subjectively determining the probability that a specific interplay of 7 R. Q4 M" p1 ~3 Wperformance, schedule, and cost as an objective, will or will not be attained along the planned course of action. (Defense Systems Management College) 6 g; J% x5 m }) S t3 S6 k% E( NRISTA Reconnaissance, Intelligence, Surveillance, and Target Acquisition. / o" r' w" N& y7 N9 ^/ B" o7 zRIU Range Interface Unit. Rivet Joint RC-135 reconnaissance aircraft. % q* a7 \2 t; ^6 L" W$ a) v& E1 wRIVET JOINT Name of USAF Reconnaissance project. % g6 l- b, m4 D. ] N5 b" {RIW Reliability Incentive Warranty. RL Rome Laboratory, Griffiss Business and Technology Park, NY. (Formerly called 5 Y( H; ^+ R, P5 W9 w- ~1 N5 ^Rome Air Development Center.) + x% W# _+ G3 vRLA Repair of Level Analysis (ILS term). RLG Ring Laser Gyro. RLRIU Routing Logic Radio Interface Unit (PATRIOT). ( T6 r5 Z! E4 X# M* K6 DRLRIU-U Routing Logic Radio Interface Unit – Upgrade (USA term). Rm Mission Reliability (ILS term). RM Radioman (USN term). % Q z' P' z+ |MDA GLOSSARY, VER. 4.0 R # a; N- y) T$ p250 RMA (1) Reliability, Maintainability and Availability (see RAM) (ILS term). ' S6 u+ |; F9 J1 R/ P1 G- ?(2) Revolution in Military Affairs (OSD term). RMCET Resource Management Concurrent Engineering Team. RME (1) Relay Mirror Experiment (a satellite launched February 1990 and which reentered the atmosphere in May 1993). (2) Remote Multiplexer Encoder. RMI Republic of the Marshall Islands. RMO Reflectivity. $ }' T5 `, }0 WRMP Risk Management Plan. . j' D& i* c8 Q+ x5 TRMS (1) Remote Manipulator System. (2) Root Mean Square. , R7 v0 n$ F. M! K" y5 b; }& W: {$ qRNAS REL NAV Analytic Simulator (JTIDS term). E# Z* `- p/ a1 r9 C6 _/ M, IRNLAF Royal Netherlands Air Force. " a0 G% C& N, C3 x: J1 HRNLN Royal Netherlands Navy. ROB Remote Operating Base. ) N% ]% r4 I1 |: c" C. RROBS Rapid Optical Beam Steering (system). Robust Used in describing a system; indicates its ability to endure and perform its mission against a responsive threat. Also used to indicate system ability to survive under direct attack. Robustness (1) The ability to produce correct results despite input errors. (2) The existence of coordinated, multiple capabilities that perform the same broad task/mission. Provides the BMD warfighter with sufficient flexibility to negate the specified threat with application of a variable mix of ground and space-based systems. (USSPACECOM) ) [6 z( a0 f! e6 v0 bROC (1) Regional Operations Center. (2) Required Operational Capability. ( b U5 X4 m( {/ ~7 E3 v/ R7 {) QROCC Regional Operations Control Center. 2 h2 I+ T. e! X. p3 y/ WROD Record of Decision. 6 G; \" h- s T) a0 d3 o- CROE Rules of Engagement. ROF Rate of Fire ) b2 n, t+ O" d& `/ e( n: uROI Return on Investment. ! O' Q5 [" z9 [. D8 d$ A4 v8 t9 y, nROK Republic of Korea. ' H1 S. Z. z- c* M+ _ROM Rough Order of Magnitude ROOM Real-time Object-Oriented Methodology. RORSAT Radar Ocean Reconnaissance Satellite. ROV Remotely Operated Vehicle. MDA GLOSSARY, VER. 4.0 R 251 ROW Rest-of-World. RP (1) Repetitive Pulse. (2) Readiness Posture. 6 ]( V: X' L1 l$ RRP&C Resource Planning and Coordination. 3 i( }, C6 T. i3 l/ e: M2 JRPAC Resource Performance Analysis Center. 3 x: e2 f# q. H& w: JRPIE Real Property Installed Equipment. rpm Revolutions per minute. RPV Remotely Piloted Vehicle. Rqmt Requirement. . F# k$ a4 ~) VRQMTS Requirements. RQn Review Question (AFMC term). RRDI Range Resolved Doppler Imagining * j* _3 Y7 t: D- n- C( iRRFD Risk Reduction Flight Demonstration. , _# ~! _6 X0 URRG Requirements Review Group. , y$ m% d# Q0 g! [9 eRS Radar Set (PATRIOT).

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RSA Russian Space Agency. RSI Rationalization, Standardization, and Interoperability. RSIP Radar System Improvement Program. RSO Resident Space Object. 2 x$ H% @$ w( c( `$ S/ }& kRSOI Reception, Staging, Operation and force Integration (Joint Forces term). / `+ L U/ Z" Y/ b5 y1 o; Y, ~RSRE Royal Signal and Radar Establishment (UK). & R: ]! t$ {/ [, B* k$ mRST Radar System Test (THAAD-GBR) RSTA Reconnaissance, Surveillance, and Target Acquisition. RSTER Radar Surveillance Technology Experimental Radar (UHF). RSU Remote Switching Unit. RSV Re-supply vehicle. RT (1) Relocation Time (ILS term). (2) Repair Task Distribution (ILS term). 0 Z1 q, y% m9 k/ VRTC Report to Congress. 4 N. |' [7 v$ T$ mRTCA Real Time Casualty Assessment (US Army term). ) l5 G$ n' U1 `* c/ PRTD Radar Technology Demonstration. 6 W4 E& Y) @5 Q. d0 _. BMDA GLOSSARY, VER. 4.0 R 2 S5 x; Z5 e4 t& M252 RTF Release To Fleet (USN term). RTG Radioisotope Thermoelectric Generator. 5 v8 E+ D: Q" ]0 M1 x' n$ eRTIM Radar Technology Identification Methodology. % G5 h0 p: }) n. A) F0 uRTO Responsible Test Organization. 6 S9 C' g- g+ T% wRTOV Real Time Operational Verification. ) p& X8 S, p! uRTOVF Real Time Operational Verification Facility (US Army term). RTS (1) Request To Send (Telecomm/Computer term). (2) Remote Tracking Station. ! Z( b T! i, E# v9 NRTWP Real Time Wave form Processor (Advanced Technology Demonstration Radar term). Rules of 8 c6 }8 Q0 l* h1 ~% D3 L1 FEngagement (ROE) Directives issued by competent military authority which delineate the circumstances and limitations under which United States forces will initiate and/or continue combat engagement with other forces encountered. $ m- M9 v/ @* @1 H u4 x# @RUPS Resource User ID and Password System. RUSI Royal United Services Institute (UK). RV See Reentry Vehicle. 1 I4 T5 S v: ~/ j0 ]5 h, V3 N* Z; hRV Complex A reentry vehicle and its associated objects. RV Temperature The temperature of the heat given off by the RV that allows sensors to acquire them. 6 _2 x _$ {$ W$ j8 u3 \( c# @- URVAO Reentry Vehicle Associated Objects. - A9 _3 J' i6 t0 ORvw Review. 9 X( k* L) u: |, p J+ Y8 pRW (1) Radiological Weapon. (2) Rotary Wing. 3 f4 _" Q8 P7 @RWPD Real Time Waveform Processing Demonstration. RWR Radar Warning Receiver. 5 @* z r- |& m2 B) P7 _" ORWS Remote Workstation. RX (1) Receive. (2) Receiver. MDA GLOSSARY, VER. 4.0 S 4 Z' b I" [' c' O( I- ]: \! U" W253 ! ^0 W: s" o- y9 wS Start. S&A Safe and Arm. S&T Science and Technology. S&TI Scientific and Technical Intelligence. S&TNF Strategic and Theater Nuclear Forces. + x( g7 Q! ^5 o0 tS/N (1) Signal-to-Noise Ratio (Also called SNR). (2) Serial Number. S/NF Secret/No Foreign Security Marking. : e$ s) p# ]: G+ q, N( Y7 ES/O Survivability/Operability. |! U! M- `* a: H7 x0 nS/SU/AC Systems/System Upgrade/Advanced Concept. S/T Search/Track. " d0 R, i& @, c1 O8 A Q' l8 X& H( LS/V Survivability and Vulnerability. S/W Software. , ]" ]7 I9 X5 }9 R* [ d: DS2 Synchronized and Synergized. 3 J3 \* ~% ]$ a, A' ]7 FS3 E Space-Based KEW System Simulator/Emulator. # t/ M# H5 O( e6 F* Y# m+ ~SA (1) Situation Awareness (2) Secretary of the Army. 5 B* h. G: j- F1 k9 `& rSA&I System Architecture and Integration. SA-N Surface-to-Air, Naval. SA/BM OBSOLETE. Systems Analysis/Battle Management. , Q5 W0 M# f) w. K: i/ aSA/PDL Strategic Defense Ada Process Description Language. + O6 G& g% A4 [" s2 ESAAWC Sector Anti-Air Warfare Coordinator (USMC). SAAWF Sector Anti-Air Warfare Facility (USF term). 9 _8 t% b8 r/ m8 g6 r: {SABRS Space and Atmospheric Burst Reporting System. 7 s; O- a; A5 Z) z. SSAC (1) OBSOLETE. Strategic Air Command (see USSTRATCOM). ! f$ ?1 h7 g: B5 T3 @' A(2) Senate Appropriations Committee (US). 3 _! N$ V( q8 i* H+ KSACCS SAC Control System. SACEUR Supreme Allied Command, Europe. , K9 o9 B4 W9 t' b$ w4 ^SACLANT Supreme Allied Command, Atlantic. $ E) C1 }. ~6 }1 RSACMA Suppliers of Advanced Composite Materials Association. SADA Standard Advanced Dewar Assembly. MDA GLOSSARY, VER. 4.0 S . L( U/ F+ d* E' e5 M9 ~254 " m/ B) H6 X( I0 J+ d- ^8 nSADBU Small and Disadvantaged Business Utilization (of OSD). # `" k- X/ |) E4 @SADM System Acquisition Decision Memorandum (Army). SADO Senior Operations Duty Officer (JFACC term). SAE Service Acquisition Executive. SAFEGUARD A U.S. midcourse and terminal phase defense for ICBMs, deployed in 1975 and deactivated in 1976 due to its limited cost effectiveness. 9 Y% ~# V5 V. E/ \SAFSCOM OBSOLETE. SAFEGUARD System Command. 2 Z$ P8 e( v8 N' HSAG Senior Advisory Group. SAGE Semi-Automatic Ground Environment {Air Defense System}. SAH Semi-active homing. 7 y* }. D$ ^! u: Y/ sSAIC Scientific Applications International Corporation. . h4 v7 `: c# I X5 N2 W$ DSaint A satellite inspector system designed to demonstrate the feasibility of 5 T) r3 y0 T: K* L# }6 Uintercepting, inspecting, and reporting on the characteristics of satellites in orbit. SAINT (1) Satellite Interceptor. (2) Shared Adaptive Internet Technology. SAIP Semi-Automated Imagery Processing. & m1 L0 P8 }% QSAKT System Architecture and Key Tradeoffs (SDIO term). / g- Y; w$ o# A6 \- ]: ]SAL Strategic Arms Limitation. SALT Strategic Arms Limitation Talks. Salvage Fusing The means by which a warhead detonates when an interceptor structurally ; d; y9 f4 T" Vattacks it. Generally used as a device for disruption of the defense. SAM Surface-to-Air Missile. 4 S. }5 t: |! R' C! q2 f! S# YSAM-D Surface to-Air Missile, Model D (now PATRIOT). SAMD Security Assistance Management Division. 3 m: ~$ F; J: u( g1 t; Q" QSAMM Software Acquisition Maturity Matrix. SAMMES Space Active Modular Materials Experiment.

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SAMOPA Single Accelerator Master Oscillator-Power Amplifier. ; S8 E: d! L. G( ~SAMOS Satellite and Missile Observation System. SAMP (1) Single Acquisition Management Plan. & c' M, ^, d+ b) m+ r P(2) Security Accreditation Management Plan. 9 P/ a9 ?: F8 I1 O/ ~+ \% TSAMP/T Sol-Air Moyenne Portee/Terre (Surface-Air Medium Portable/Terrestrial – French- . b, o" }6 G: R* J5 a! A+ LItalian missile). MDA GLOSSARY, VER. 4.0 S + l" P; d+ L' n6 i255 SAMS Spacecraft Assembly, Maintenance and Servicing Study. ' d# @/ g$ E# ?, M# L& jSAMTEC OBSOLETE. Space and Missile Systems Test Center, Vandenberg AFB, CA. SAMTO OBSOLETE. Space and Missile Test Organization, Vandenberg AFB, CA. 3 o2 ^/ Q) p QSAO Security Assistance Organization. 8 n1 u3 o- A% N3 aSAP Special Access Program. SAR (1) Synthetic Aperture Radar. ; O* U$ s9 G3 [. P7 J5 \(2) Selected Acquisition Report. - w; d# ~! H# ^5 f(3) Special Access Required. (4) Search and Rescue. SARDA [Assistant] Secretary of the Army for Research, Development and Acquisition. . ]; N: A2 F3 b8 W3 u7 G6 k% ESAS (1) Shoot-Assess-Shoot. (2) System Architecture Study (SDI). 8 b9 u% @/ |$ d3 S( I7 R7 CSASC Senate Arms Service Committee. (US). / ]5 \7 t$ i8 ?1 v6 ^' Q/ ASASET Software Architecture Sizing and Estimating Tool. SASS Space Assets Support System. ) o8 X' m; n$ A7 B" P8 @SAT Surveillance, Acquisition and Tracking. SATAN Security Administrator’s Tool for Analyzing Networks. " K2 x) m) D& H+ ], ?% y# ISATCOM Satellite Communications. Satellite and Missile Surveillance The systematic observation of aerospace for the purpose of detecting, tracking, and characterizing objects, events, and phenomena associated with satellites $ F F! r) \# \7 o" Y. s: M zand in-flight missiles, both friendly and enemy. Satellite Reconnaissance Intelligence gathered through collection systems involved in assessing the capabilities, methods of operation, signal intercept, photo reconnaissance, and other intelligence indications and warnings that will provide information for SDS assets. SATKA Surveillance, Acquisition, Tracking, and Kill Assessment. SATP Space Applications Technology Program. . M x4 A9 f5 z% V; N/ LSATRAK Satellite Tracking. 7 T4 U* S4 ?* [. k$ n- lSATURN Name of NASA rocket booster. SATVUL Satellite Vulnerability. SAW (1) Surface Acoustic Wave. (2) Satellite Attack Warning. SAW/V Satellite Attack Warning and Verification. SAWAFE Satellite Attack Warning and Assessment Flight Experiment. 1 W+ ]2 V$ H, O+ _SBA (1) Space-Based Assets. (2) Small Business Administration. 7 y6 b- r2 [+ S6 G- ]5 q" \MDA GLOSSARY, VER. 4.0 S 256 ' z$ S: A& z/ l( k% ^SBAMS Space-Based Anti-Missile System. ) k9 ?5 Q, |% n7 I4 Q+ @SBAS (1) Space-Based Architecture Study. (2) Space-Based Acquisition System. 6 w( J" C" j# JSBCL Space-Based Chemical Laser. 1 w) M7 L1 T0 ]# O7 mSBD Site BMC3 Demonstration. SBE (1) Space Based Element. (2) Synthetic Battlefield Environment. 2 @& @3 ~8 b* m5 D# ySBES Space-Based Experimental System. SBEV Space-Based Experimental Version. , d( X/ c) ^7 C1 \9 iSBFEL Space-Based Free Electron Laser. SBHE Space-Based Hypervelocity Gun Experiment. SBHRG Space-Based Hypervelocity Rail Gun. SBI (1) Space-Based Interceptor. (Replaced by Brilliant Pebbles (BP).) (2) Special Background Investigation. SBI-CV OBSOLETE. Space-Based Interceptor - Carrier Vehicle. SBIR (1) Space-Based Infrared. (2) Small Business Innovative Research. SBIRS Space Based Infrared System. 0 r3 g S/ T3 W. {( NSBIRS GEO SBIRS Geosynchronous Earth Orbit satellites. SBIRS HEO SBIRS Infrared sensors hosted on satellites in Highly Elliptical Orbits. SBIRS High SBIRS high altitude component consisting of four SBIRS GEO satellites and + F: b# A- U; K& i8 W8 u" p! V! `0 q% Q3 zinfrared sensors on two HEO satellites. + F. H5 n1 g$ M3 c* L! j; a5 @+ v0 RSBIRS LEO SBIRS Low Earth Orbit Satellites. & Q# S. h6 M6 a3 S" BSBIRS Low SBIRS low altitude component consisting of SBIRS LEO satellites. The SBIRS Low component will be designed to provide precision midcourse tracking and 7 O; C. c, q# {9 p+ w' @3 Tdiscrimination data to support early interceptor commit, in-flight target updates, - T. f; J1 q, ]6 D8 Z1 @and target object maps for a National Missile Defense architecture. The SBIRS Low component will also support the other mission areas of the SBIR system. ; ]3 X% _% [: h6 R/ f(Evolution of the Space and Missile Tracking System). SBIS (1) Space-Based Imaging Satellite. (2) Space-Based Interceptor System. SBKEW Space-Based Kinetic Energy Weapon. SBKKV OBSOLETE. Space-Based Kinetic Kill Vehicle. 0 X6 q0 T+ ~+ n7 C3 u% }3 m5 [SBKV Space-Based Kill Vehicle. ' u6 T/ @/ M8 Y+ b: ASBL Space-Based Laser. , n! h5 ^" X3 T6 R0 p5 gSBLRD Space-Based Laser Readiness Demonstrator. 1 i5 h5 I/ Q4 p* u. OMDA GLOSSARY, VER. 4.0 S 257 SBM (1) Space-Based Battle Manager. (2) Strategic Ballistic Missile. 6 w' v' M+ r0 J* cSBNPB Space-Based Neutral Particle Beam. SBNPBW Space-Based Neutral Particle Beam Weapon. SBPB Space-Based Particle Beam. SBR Space-Based Radar. 5 ~$ X5 M2 U( ^9 p9 ?: k1 W( XSBRF Space-Based Radio Frequency.