|
Acronym |
Definition |
|
AAVSO |
American Association of Variable Stars Observers |
|
AE |
Analog Electronics |
|
AO |
Announcement of Opportunity |
|
AGN |
Active Galactic Nuclei |
|
ARF |
Ancillary Response File |
|
ASCA |
Advanced Satellite for Cosmology and Astrophysics |
|
ASM |
All-Sky Monitor (on RXTE) |
|
BGD |
Background |
|
BGO |
Bismuth Germanate |
|
BI |
Back-Illuminated |
|
CALDB |
Calibration Database |
|
CCD |
Charge-Coupled Device |
|
CI |
Charge Ingestion |
|
Co-I |
Co-investigator |
|
CPU |
Central Processing Unit |
|
CTE |
Charge Transfer Efficiency |
|
CTI |
Charge Transfer Inefficiency |
|
CXB |
Cosmic X-ray Background |
|
DDT |
Director Discretionary Time |
|
DE |
Digital Electronics |
|
Dec |
Declination |
|
DP |
Data Processor |
|
DSN |
Deep Space Network |
|
EA |
Effective Area |
|
EEF |
Encircled Energy Function |
|
EOB |
Extensible Optical Bench |
|
EPIC |
European Photon Imaging Camera (on XMM-Newton) |
|
ESA |
European Space Agency |
|
FI |
Front-Illuminated |
|
FWHM |
Full-Width Half-Maximum |
|
FITS |
Flexible Image Transport System |
|
FOV |
Field Of View |
|
FSA |
Frame Store Area |
|
FTOOLS |
FITS Tools |
|
Acronym |
Definition |
|
GO |
Guest Observer |
|
GOF |
Guest Observer Facility |
|
GRB |
Gamma-Ray Burst |
|
GSFC |
Goddard Space Flight Center |
|
GSO |
Gadolinium Silicate |
|
HEASARC |
High Energy Astrophysics Science Archive Research Center |
|
HESS |
High Energy Stereoscopic System |
|
HETG |
High Energy Transmission Grating (on Chandra) |
|
HEXTE |
High Energy X-ray Timing Experiment (on RXTE) |
|
HPD |
Half-Power Diameter |
|
HRI |
High Resolution Imager (on ROSAT) |
|
HV |
High Voltage |
|
HXD |
Hard X-Ray Detector |
|
ISAS |
Institute of Space and Astronautical Science |
|
INTEGRAL |
INTErnational Gamma-Ray Astrophysics Laboratory |
|
JAXA |
Japan Aerospace Exploration Agency |
|
LETG |
Low Energy Transmission Grating (on Chandra) |
|
LSI |
Large Scale Integration |
|
MIT |
Massachusetts Institute of Technology |
|
MPU |
Main Processing Unit |
|
NRA |
NASA Research Announcement |
|
NASA |
National Aeronautics and Space Administration |
|
NOI |
Notice Of Intent |
|
NSPIRES |
NASA Solicitation and Proposal Integrated Review and Evaluation System |
|
NXB |
Non-X-ray Background |
|
OBF |
Optical Blocking Filter |
|
PDS |
Phoswich Detector System (on Bepppo-SAX) |
|
PH |
Pulse Height |
|
PIN |
Positive Intrinsic Negative |
|
PI |
Principal Investigator |
|
PI |
Pulse Invariant |
|
PIMMS |
Portable Interactive Multi-Mission Simulator |
|
PM |
Photo-Multiplier |
|
PPU |
Pixel Processing Unit |
|
PSF |
Point Spread Function |
|
PSPC |
Position-Sensitive Proportional Counter (on ROSAT) |
|
P-Sum |
Parallel-Sum |
|
QDE |
Quantum Detection Efficiency |
|
RA |
Right Ascension |
|
RAM |
Random Access Memory |
|
RDD |
Residual Dark-current Distribution |
|
RGS |
Reflection Grating Spectrometer (on XMM-Newton) |
|
RFA |
Research Focus Area |
|
RMF |
Redistribution Matrix File |
|
ROSAT |
RÖntgen SATellite |
|
RPS |
Remote Proposal Submission |
|
RXTE |
Rossi X-ray Timing Explorer |
|
SAA |
South Atlantic Anomaly |
