ACRONYM | Definition |
ACS | Attitude Control System |
ATS | Absolute Time Sequence |
AGN | Active Galactic Nuclei |
BFA | Back Focal Assembly |
CRP | Count Rate Protection |
DIB | Data Interface Box |
DCE | Detector Control Electronics? |
DPU | (Instrument) Data Processing Unit |
CCR | Configuration Change Request |
EE | Encircled Energy |
ELV | Expendable Launch Vehicle |
EPO | Education and Public Outreach |
FEE | Front End Electronics |
FSW | Flight software |
FUV | Far Ultraviolet detector (1300-1750 Angstroms) |
GALEX | Galaxy Evolution Explorer |
GROW | Grism and Optical Wheel |
HK | House Keeping (data) |
HVPS | High Voltage Power Supply |
KSC | Kennedy Space Center |
LVPC | Low Voltage Power Converter |
ICD | Interface Control Document |
IOC | In-Orbit Checkout |
MCP | Microchannel Plate |
MOC | Mission Operations Center |
MOS | Margin of Safety |
MPS | Mission Planning Set? Software? |
MSH | Mechanism Sensor Heater |
NUV | Near Ultraviolet detector (1750-3000 Angstroms) |
OOL | Out Of Limit |
OW | Optical Wheel |
PA | Passive Analog (thermistor temperature) |
PHA | Pulse Height Analyzer |
PSF | Point Spread Function |
PTAG | Photon Tag (to deliminate raw photon data) |
QDE | Quantum Detector Efficiency |
RTS | Relative Time Sequence |
SAA | South Atlantic (Magnetic) Anomaly |
SC | SpaceCraft |
SDSS | Sloan Digital Sky Survey |
SOC | Science Operations Center |
SODA | Science Operations and Data Analysis |
SSR | Solid State Recorder (non-volatile memory on spacecraft) |
TBD | To Be Determined |
TDC | Time to Digital Converter (part of FEE detector electronics) |
TLM | Telemetry |
VC | Virtual Contact? (VC18=spacecraft and VC32=instrument) |
WCS | World Coordinate System (FITS CRVAL1,CDELT2,CROTA2,etc.) |
WTA | Wax Thermal Acutator |