The Apollo Spacecraft - A Chronology.Appendix 1Glossary of AbbreviationsAAP - Apollo Applications Program ACBWG - Apollo Reentry Communications Blackout Working Group ACE - acceptance checkout equipment; also automatic checkout equipment ACE - acceptance checkout equipment S/C - spacecraft ACED - AC Electronics Division, General Motors Corporation AEC - Atomic Energy Commission AEDC - Arnold Engineering Development Center, Air Force AES - Apollo Extension System, forerunner of Apollo Applications Program AFETR - Air Force Eastern Test Range AFRM - airframe AFSC - Air Force Systems Command ALEP - Apollo lunar exploration program ALSEP - Apollo Lunar Surface Experiments Package ALSD - Apollo lunar surface drill AMS - Apollo mission simulator AOH - Apollo operations handbook AP - Associated Press ARC - Ames Research Center AS - Apollo-Saturn ASPO - Apollo Spacecraft Program Office, MSC ASSB - Apollo Site Selection Board ASTT - Apollo Special Task Team ATM - Apollo telescope mount BAC - Bell Aerospace Company or, before January 1970, Bell Aerosystems Company BeV - billion electron volts BIG - biological isolation garment BTU - British thermal unit degrees C - degrees Celsius (centigrade) CARIDS - customer acceptance review item dispositions CARR - Customer Acceptance Readiness Review CASE - Coordinated Aerospace Supplier Evaluation cc - cubic centimeter(s) CCB - Configuration Control Board CDR - commander cm - centimeter(s) CM - command module CMP - command module pilot cps - cycles per second (see Hz) CSM - command and service modules cu m - cubic meter(s) DCR - Design Certification Review DFI - development flight instrumentation DOD - Department of Defense DPS - descent propulsion system EASEP - Early Apollo Science Experiments Package ECP - engineering change proposal ECS - environmental control system EDCP - engineering design change proposal EDS - emergency detection system ELS - earth landing system EMS - entry monitor system EMU - extravehicular mobility unit EO - engineering order eV - electron volts(s) EVA - extravehicular activity degrees F - degrees Fahrenheit FCOD - Flight Crew Operations Directorate FCSM - flight combustion stability monitor FAI - Fédération Aéronautique International (International Aeronautical Federation) FOD - Flight Operations Directorate FRR - Flight Readiness Review G - specific gravity g - gram, gravity GAEC - Grumman Aircraft Engineering Corporation GAO - Government Accounting Office GE - General Electric Company GET - ground elapsed time GFE - government-furnished equipment GLEP - Group for Lunar Exploration Planning GMT - Greenwich mean time GSE - ground support equipment GSFC - Goddard Space Flight Center HEAO - High Energy Astronomy Observatory (satellite) HF - high frequency Hz - hertz (unit of frequency: 1 cycle per second) IBM - International Business Machines Corporation ICBC - Interagency Committee on Back Contamination IMU - inertial measurement unit ITT - International Telephone and Telegraph Corporation J - joule JPL - Jet Propulsion Laboratory JSC - Johnson Space Center (Manned Spacecraft Center before February 1973) K - kelvin(s) kg - kilograrn(s) km - kilometer(s) km/hrs - kilometers per hour KSC - Kennedy Space Center LaRC - Langley Research Center LC - Launch Complex LEM - lunar excursion module LeRC - Lewis Research Center LES - launch escape system LGI - lunar geology investigation LION - Lunar International Observer Network LLRF - Lunar Landing Research Facility LLRV - lunar landing research vehicle LLTV - lunar landing training vehicle LM - lunar module LMP - lunar module pilot LMS - lunar module simulator LMSS - lunar mapping and survey system LOI - lunar orbit insertion LOLA - lunar orbit and landing approach LOX - liquid oxygen LRL - Lunar Receiving Laboratory LRV - lunar roving vehicle LSI - Lunar Science Institute LTA - lunar module test article m - meter(s) mascons - mass concentrations of dense material on lunar surface MC - megacycles MCC (H) (K) - Mission Control Center (Houston) (Kennedy) MCP - mission control programmer MCR - master change record MDF - mild detonating fuse MDOP - maximum design operating pressure MET - mobile equipment transporter MeV - million electron volts MHz - megahertz (million cycles per second) min - minute(s) MIT - Massachusetts Institute of Technology mm - millimeter MMH - monomethylhydrazine MOL - Manned Orbiting Laboratory MRB - Material Review Board MSC - Manned Spacecraft Center (became Johnson Space Center February 1973) MSFC - Marshall Space Flight Center MSFN - Manned Space Flight Network MSOB - Manned Spacecraft Operations Building M&SS - Mapping and survey system Mw - megawatt(s) NAA - North American Aviation, Inc. (until Sept. 22, 1967) NAR (NR) - North American Rockwell Corporation (Sept. 22, 1967-Feb. 16, 1973; then Rockwell International Corporation) NAS - National Academy of Sciences NASA - National Aeronautics and Space Administration NASM - National Air and Space Museum, Smithsonian Institution nm - nautical mile(s) NR - North American Rockwell Corporation (North American Aviation, Inc., before Sept. 22, 1967; Rockwell International Corporation Feb. 16, 1973) NSSDC - National Space Science Data Center OAO - Orbiting Astronomical Observatory (satellite) OART - Office of Advanced Research and Technology, NASA Headquarters OAS - optical alignment sights OCP - Operational Checkout Procedure OMSF - Office of Manned Space Flight, NASA Headquarters OPS - oxygen purge system ORDEAL - orbital rate drive electronics for Apollo and LM ORI - Operational readiness inspection OSO - Orbiting Solar Observatory (satellite) OSSA - Office of Space Science and Applications, NASA Headquarters OTDA - Office of Tracking and Data Acquisition, NASA Headquarters PAD - project approval document PDR - Preliminary Design Review PGA - pressure garment assembly PHS - Public Health Service PI - principal investigator PIB - Pyrotechnic Installation Building PLSS - portable life support system pogo - launch vehicle induced oscillations (not an acronym; derived from "pogo stick" analogy) PSAC - President's Scientific Advisory Committee psi - pounds per square inch psia - pounds per square inch absolute PTV - parachute test vehicle RASPO - Resident Apollo Spacecraft Program Office RCA - Radio Corporation of America RCS - reaction control system RF - radio frequency RTCC - Real Time Computer Complex RTG - radioisotope thermoelectric generator RTV - room temperature vulcanizing SAMSO - Space and Missiles Organization, Air Force S/C - spacecraft SEB - Source Evaluation Board sec - second(s) SEQ - scientific equipment SESL - Space Environmental Simulation Laboratory SEVA - Stand-up extravehicular activity S-IB - Saturn IB launch vehicle first stage S-IC - Saturn V launch vehicle first stage S-II - Saturn second stage S-IVB - Saturn IB second stage; Saturn V third stage SID - Space and Information Systems Division, NAA SIM - scientific instrument module SLA - spacecraft-lunar module adapter SLSS - supplementary life support system SM - service module SPF - single point failure SPS - service propulsion system sq cm - square centimeter(s) sq m - square meter(s) SSC - spacesuit communications STAG - Scientific and Technical Advisory Committee, university-NASA STG - Space Task Group, NASA (forerunner of Manned Spacecraft Center); Space Task Group, President's (1969) SWIP - Super Weight Improvement Program TCP - test and checkout procedures TEI - transearth injection (insertion into trajectory to earth) TLI - translunar injection (insertion into trajectory to moon) TM - test model TV - thermal vacuum-test article; also television V - volt(s) VHF - very high frequency W - Watt(s) WIF - Water Immersion Facility WSMR - White Sands Missile Range, Army WSTF - White Sands Test Facility, MSC, NASA
|