G&A | general and administrative |
G&C | ground rules and constraints |
G&C | guidance and control |
G&CEP | guidance and control equipment performance |
G&CI | guidance and control integration |
G&N | guidance and navigation |
G&NS | guidance and navigation system |
G-A | ground to air |
G-G | ground to ground |
G-II | Gulfstream II (Shuttle training aircraft) |
G-MEM | GPC memory |
G-V | gravity-velocity |
G/A | ground to air |
G/A/G | ground to air to ground |
G/AIT | ground/airborne IGS terminal |
G/C | guidance and control |
G/E | graphite-epoxy |
G/G | ground to ground |
G/N | general notes |
G/S | glide slope |
G/T | gain versus temperature |
G/T | ratio of antenna gain to receiver noise temperature |
G/W | gateway |
GA | glide angle |
GA | ground antenna |
GA | gyro assembly |
GA&CS | ground acquisition and command station |
GAC | Grumman Aerospace Corporation |
GAC | ground attitude control |
GACU | ground air conditioning unit |
GACU | ground avionics cooling unit |
GADG | gravity or acceleration due to gravity |
GAEC | Grumman Aircraft Engineering Corporation |
GAIN | graphic aids for investigating networks |
GAO | General Accounting Office |
GAP | GOAL automatic procedure |
GAPL | group assembly parts list |
GAS | getaway special |
GASD | Government Aerospace Systems Division (Harris Corporation) |
GASP | General Ascent Trajectory and Sizing Program |
GASPI | gimbal angle, surface position indicator |
GATE | generic automatic test equipment |
GATP | ground acceptance test procedure |
GATP | ground article test procedure |
GATT | gate-assisted turnoff thyristor |
GAX | GN&C annunciation interface |
GBD | Government Business Division |
GBD | global burst detector |
GBI | Grand Bahama Island |
GBL | government bill of lading |
GBL | ground-based laser |
GBOTV | ground-based OTV |
GBR | glass bead rating |
GBR | ground-based radar |
GBS | ground-based software |
GBSS | ground-based surveillance system |
GBT | gyro bias calibration value |
GC | gas chromatography |
GC | gigacycle (1,000 megacycles) |
GC | gimbal case |
GC | ground computer |
GC | ground contact |
GC | ground control |
GC | ground controller |
GC | guidance computer |
GC | guidance control |
GC | gyrocompass |
GCA | ground-controlled approach |
GCA | guidance coupler assembly |
GCC | Ground Control Center |
GCC | ground communications coordinator |
GCCC | Ground Control Computer Center |
GCCO | ground control checkout |
GCD | greatest common divisor |
GCD | gyrocompass, desired cluster orientation |
GCDC | ground checkout display and control |
GCDS | ground checkout display and control system |
GCE | GPS cargo element |
GCF | greatest common factor |
GCF | ground communications facility |
GCHX | ground cooling heat exchanger |
GCI | ground-controlled interception |
GCID | ground computer interface device |
GCIL | ground command interface logic |
GCIL | ground control interface logic |
GCILC | ground command interface logic controller |
GCILU | ground control interface logic unit |
GCL | ground control landing |
GCL | ground coolant loop |
GCN | GIRD change notice |
GCN | ground communications network (A/G worldwide net) |
GCN | ground control network |
GCO | ground checkout |
GCOS | general computer operational system |
GCOS | ground computer operating system |
GCP | ground command post |
GCP | group command post |
GCR | ground-controlled radar |
GCR | group-coded recording |
GCS | ground communications system |
GCS | ground control station |
GCS | guidance cutoff signal |
GCTS | gas component test stand |
GCTS | ground communication tracking system |
GCU | general control unit |
GCU | generator control (regulator) unit |
GCU | ground cooling unit |
GCU | gyro coupling unit |
GDA | General Dynamics Astronautics |
GDA | gimbal drive actuator |
GDA | gimbal drive assembly |
GDBS | generalized data base system |
GDC | General Dynamics Corporation |
GDC | gyro display coupler |
GDCA | General Dynamics Convair Aircraft |
GDDM | graphical data display manager |
GDMS | generic data management system |
GDMS | ground data management system |
GDOP | geometric dilution of precision |
GDP | generalized documentation processor |
GDR | geophysical data record |
GDS | Goldstone, California (STDN) |
GDSD | Ground Data Systems Division |
GDSM | ground data systems manager |
GDSO | ground data systems officer |
GDSSR | GDSD staff support room |
GE | General Electric |
GE-AESD | General Electric Aerospace Electronics Systems |
GE/B | General Electric Burroughs |
GEA | gimbal electronics assembly |
GEC | General Electrodynamics Corporation |
GEDAC | General Electric detection and automatic correction |
GEM | generic electronics module |
GEMS | general energy management system |
GEMS | global emergency missile surveillance |
GEO | geosynchronous Earth orbit |
GEODSS | ground-based electro-optical deep-space surveillance |
GEOMOD | geometric modeler |
GEOPAUSE | geodetic satellite in polar geosynchronous orbit |
GEOSEPS | geosynchronous solar electric propulsion stage |
GERT | graphical evaluation and review technique |
GESS | Goddard experiment support system |
GET | ground elapsed time |
GETI | ground elapsed time of ignition |
GETL | ground elapsed time of landing (for TIG of abort burn) |
GETS | ground equipment test set |
GF | gauge factor |
GF | government-furnished |
GF&P | gases, fluids, and propellants |
GFAE | government-furnished aeronautical equipment |
GFAE | government-furnished aircraft equipment |
GFD | government-furnished data |
GFE | government-furnished equipment |
GFERD | government-furnished equipment requirement description |
GFI | government-furnished information |
GFI | ground fault interrupter |
GFM | government-furnished material |
GFP | generalized filter program |
GFP | government-furnished property |
GFRP | glass-fiber-reinforced plastic |
GFRP | graphite-fiber-reinforced plastic |
GFS | government-furnished software |
GFTM | generic fluids transfer model |
GFY | government fiscal year |
GG | gas generator |
GG | gravity gradient |
GGVM | gas generator valve module |
GHA | Greenwich hour angle |
GHA | general housekeeping area |
GHC | ground half-coupling |
GHE | ground handling equipment |
GHX | ground heat exchanger |
GHe | gaseous helium |
GHz | gigahertz |
GIA | general-purpose computer interface adapter |
GIAG | Government-Industry Advisory Group |
GIBIS | graphical issue-based information system |
GIC | GPC interface console |
GIDD | GSE interface definition document |
GIDEP | government interagency data exchange program |
GIDEP | government-industry data exchange program |
GIDS | general-purpose interactive display system |
GIE | ground instrumentation equipment |
GIF | graphics interchange format |
GIM | generalized information management |
GIMADS | generic integrated maintenance and diagnostic system |
GIMADS | generic integrated maintenance diagnostics |
GIRD | ground integration requirements document |
GISO | general industry safety order |
GITG | Ground Interface Technical Group |
GIWG | Ground Interface Working Group |
GKS | graphics kernel system |
GLAADS | gun low-altitude air defense system |
GLC | generator line contractor |
GLCM | ground-launched cruise missile |
GLLD | ground locator laser designator |
GLOW | gross lift-off weight |
GLOW | ground lift-off weight |
GLP | GOAL language processor |
GLS | ground launch sequencer |
GM | gaseous mixture |
GM | geometric mean |
GM | ground mobile |
GMAL | General Electric Macro Assembly Language |
GMAW | gas metal arc welding |
GMCC | Ground Mobile Control Center |
GMCL | ground measurements command list |
GME | gimbal module electronics |
GMEM | GPC memory |
GMF | ground module force |
GMIL | KSC STDN station |
GMIP | government mandatory inspection point |
GMIS | GSSC management information system |
GMIS | ground STDN management information system |
GML | general measurement loop |
GMLCC | Ground Mobile Launch Control Center |
GMM | geometrical math model |
GMN | Gorman (TACAN station) |
GMT | Greenwich mean time |
GN | ground network |
GN&C | guidance, navigation, and control |
GN&CS | guidance, navigation, and control subsystem |
GNC | guidance and navigation computer |
GNC | guidance, navigation, and control |
GNCFTS | GN&C flight test station |
GNCIS | GN&C integration simulator |
GNCS | guidance and navigation control system |
GNCSIM | GN&C simulation |
GNCTS | GN&C test station |
GNE | guidance and navigational electronics |
GNIC | G&N indicator control |
GNP | gross national product |
GNS | guidance and navigation simulator |
GNS | guidance navigation system |
GO | general order |
GOAL | ground operations aerospace language |
GOASEX | Gulf of Alaska Seasat Experiment |
GOC | ground operations coordinator |
GOCA | ground operations control area |
GOCO | government-owned, contractor-operated |
GOE | ground operating equipment |
GOE | ground outfitting equipment |
GOES | geostationary operational environment satellite |
GOES | geosynchronous operational environmental satellite |
GOM | KSC ground operations manager at DFRF or WSMR |
GOMMS | ground operations and material management system |
GOMS | ground operations management system |
GOP | Ground Operations Panel |
GOP | ground operations plan |
GOPG | Ground Operations Planning Group |
GOR | ground operations review |
GORD | ground operations requirements document |
GORP | Ground Operations Review Panel |
GORP | ground operations requirements plan |
GORR | ground operation readiness review |
GORS | ground observer RF system |
GOS | ground operations system |
GOSP | ground operational support plan |
GOSRP | ground operational support requirements plan |
GOSS | ground operational support system |
GOTS | government off the shelf |
GOWG | Ground Operations Working Group |
GP | general publication (KSC) |
GP | general-purpose |
GP | government property |
GPA | general-purpose amplifier |
GPAS | general-purpose airborne simulator |
GPBIM | general-purpose buffer interface module |
GPC | gel permeation chromatograph |
GPC | gel permeation chromatography |
GPC | general-purpose computer |
GPC | gyro pulse count |
GPCB | GOAL program control block |
GPCIPL | general-purpose computer initial program load |
GPD | gimbal position display |
GPI | gimbal position indicator |
GPI | ground position indicator |
GPIO | general-purpose input and output |
GPL | GOAL processing language |
GPL | general-purpose laboratory |
GPME | general-purpose mission equipment |
GPNDS | global positioning and nuclear detection system |
GPO | Government Printing Office |
GPRN | GOAL test procedure release notice |
GPRP | government production research property |
GPS | Global Positioning System (Navstar) |
GPS | RX GPS user receiver |
GPS | general processing subsystem |
GPS | ground power supply |
GPS | ground processing simulation |
GPSCP | GPS computer program |
GPSS | general-purpose simulator system |
GPSS | general-purpose system simulator |
GPTE | general-purpose test equipment |
GPU | ground power unit |
GPUR | GOAL test procedure update request |
GPVS | general-purpose visual simulator |
GR | ground rule |
GRACE | ground radar calibration equipment |
GRD | ground detector |
GRE | Gamma Ray Explorer |
GRID | graphic retrieval and information display |
GRNC | group not counted |
GRO | Gamma Ray Observatory |
GRS | global receiving system |
GRTLS | glide return to launch site |
GS | II Generalized System II |
GS | gas servicer |
GS | generalized system |
GS | glide slope |
GS | ground speed |
GS | ground station |
GS | ground system |
GSA | General Services Administration |
GSAT | geosynchronous satellite |
GSCU | ground service cooling unit |
GSDL | Ground Software Development Laboratory |
GSDS | Goldstone duplicate standard (standard DSIF equipment) |
GSE | government support equipment |
GSE | ground servicing equipment |
GSE | ground support equipment |
GSE&I | general systems engineering and integration |
GSEL | ground support equipment list |
GSERD | ground support equipment recommendation data |
GSF | gyro scale factor |
GSFC | Goddard Space Flight Center |
GSI | glide slope indicator |
GSI | government source inspection |
GSIG | Ground Systems Integration Group |
GSIU | ground standard interface unit |
GSLS | ground station link survivability |
GSO | Ground Support Office |
GSO | ground support operations |
GSO | ground systems operations |
GSP | ground safety plan |
GSP-R | guidance signal processor-repeater |
GSPF | Ground Software Production Facility (LPS) (FR 2 KSC) |
GSPO | Ground Systems Project Office (JSC) |
GSR | galvanic skin response |
GSS | geosynchronous space station |
GSS | government systems sector |
GSS | ground support software |
GSS | ground support system |
GSSC | General Systems Simulation Center (NASA) |
GSSC | ground support simulation computer |
GSSF | general service stock fund |
GSSI | ground support system integration |
GSSI&C | ground support systems installation and checkout |
GSSI&C | group support systems integration and checkout |
GST | ground system test |
GSTAR | Saudi Arabian communications satellite |
GSTDN | ground space flight tracking and data network |
GSTDN | ground spacecraft tracking and data network |
GSTP | ground system test procedure |
GSTS | ground-based surveillance and tracking system |
GSTS/BM | ground-based surveillance and tracking sagement |
GSU | gas servicer unit |
GSV | glove stop valve |
GSVOO | ground station visibility of orbiting objects |
GSVP | ground support verification plan |
GT | ground team |
GT | ground test |
GT | gyro torque |
GT&A | ground test and acceptance |
GTA | gas tungsten arc |
GTA | ground test access |
GTA | ground test article |
GTA | ground test assembly |
GTA | ground torquing assembly |
GTAW | gas tungsten arc welding |
GTC | glycol trim console |
GTC | ground test conductor |
GTCU | ground thermal conditioning unit |
GTE | General Telephone and Electronics |
GTF | ground test facility |
GTI | Grand Turk Island |
GTI | ground test instrumentation |
GTLV | government-furnished target launch vehicle |
GTM | ground team manager |
GTM | ground test missile |
GTM | ground test motor |
GTO | generic technical order |
GTO | geosynchronous transfer orbit |
GTP | general test plan |
GTRI | Georgia Tech Research Institute |
GTS | GN&C test station |
GTS | GNS test station |
GTS | general test support |
GTS | guidance test station |
GTT | group technology time |
GTU | glycol trim unit |
GTV | ground test vehicle |
GTV | ground transport vehicle |
GTVI | gimbal angle and translational velocity indicator |
GUCP | ground umbilical carrier plate |
GUIDO | guidance officer |
GUL | GSE utilization list |
GUSB | guided, unified S-band |
GVL | Ground Vibrations Laboratory |
GVO | Gaviota (TACAN station) |
GVSC | generic VHSIC spacecraft computer |
GVT | ground vibration test |
GVTA | ground vibration test article |
GW | gateway |
GW | gross weight |
GWA | general work area |
GWM | Guam (STDN) |
GWT | ground winds tower |
GYM | Guaymas, Mexico (remote site) |
GaAs | gallium arsenide |
GeV | giga electron volt |
Gr/Al | graphite-aluminum |
Gr/Ep | graphite-epoxy |
g | gravity |
gph | gallons per hour |
gpm | gallons per minute |
gps | gallons per second |