List of XMM related acronyms
Doc.No.: SSC-LUX-MP-0005 Issue: 1.8 Date: 16-Jun-99 XMM Survey Science Centre (SSC): Acronym List & Glossary ======================================================== John Pye / Leicester University (pye@star.le.ac.uk) To propose additions or amendments please e-mail John Pye pye@star.le.ac.uk . Acronym Description 2MASS Two-Micron All-Sky Survey ACDS Astronomical Catalogues Database Subsystem (at Strasbourg) ACDS Archival Catalogue and Database Subsystem ACF Auto-Correlation Function ADAM Astronomical Data Acquisition and Management (UK Starlink software enivironment) ACOS Attitude and Orbit Control System AD Applicable Document ADC Analogue to Digital Converter ADD Architectural Design Document ADS Astrophysics Data System (NASA distributed astronomical database) ADU Analogue to Digital Unit AE Effective Area AGN Active Galactic Nuclei AHF Attitude History File AIP Astrophysikalisches Institut Potsdam AIPS Astronomical Image Processing System (radio-astronomy environment from NRAO) ALADIN Interactive sky atlas developed by CDS Strasbourg AMS Archive Management Subsystem AMW-DB Archive of Multi-Wavelength Data (at Strasbourg) ANO Any Other AO Announcement of Opportunity AOCS Attitude and Orbit Control and Measurement Subsystem AOS Acquisition Of Signal APF Attitude Parameter File APH Attitude Pointing History API Application Programming Interface APID Application Identifier APM Automatic Plate Measurement: IoA project to digitise optical sky survey Ariel-5 UK X-Ray Astronomy Satellite launched 1974 Ariel-6 UK X-Ray Astronomy Satellite launched 1979 ARF Ancillary Response File ARF Ancillary Response Function ASCA Advanced Satellite for Cosmology and Astrophysics ASCA Japanese X-Ray Astronomy satellite launched 1993 ASCII American Standard Code for Information Interchange ASTERIX X-Ray astronomy data analysis package for Starlink ADAM environment ASU Astronomical Server URL ATM Asynchronous Transfer Mode (networking protocol) AXAF Advanced X-Ray Astrophysics Facility, future NASA mission BOL Beginning Of Life BRDF Bidirectional Reflective Distribution Function BS Binary Star BSM Baseline Spectroscopy CADC Canadian Astrophysical Data Centre CAL Calibration Access Layer CAMEX CMOS Amplifier and Multiplexing Chip CCD Charge Coupled Device CCE Charge Collection Efficiency CCF Cross-Correlation Function CCF Current Calibration File CDM Common Data Model (for databases) CD-ROM Compact Disc-Read-Only Memory CDS Correlated Double Sampler CDS Centre de Donnees Stellaires (in Strasbourg) CDT Catalogues and Databases Team (at Strasbourg) CfA Centre for Astrophysics (of the Harvard-Smithsonian, Cambridge, Ma) CFHT Canada-France-Hawaii Telescope, on Mauna Kea CHF Calibration History File CMS Control & Monitoring (Sub-)System Co-I Co-Investigator CPG Calibration Proposal Generation CPU Central Processing Unit CRF Calibration Resource File CSG Clock Sequence Generator CSIM Cosmic Simulator CTE Charge Transfer Efficiency CTI Charge Transfer Inefficiency CV Cataclysmic Variable CVS Concurrent Version System, UNIX Utility DAC Digital to Analogue Conversion DAL Data Access Layer DAT Digital Audio Tape (used as mass-storage medium) DBI Digital Bus Interface DBU Digital Bus Unit DBMS Data-Base Management System DCR Dedicated Control Room DDD Detailed Design Document DEC Declination DEFA Digital Event Filter and Address Encoder DEM Digital Electronics Module (OM) DEMUX De-Multiplexer DENIS Deep Near-Infra-red Survey (of Southern Sky) DHS Data Handling Subsystem DLT Digital Linear Tape DP Data Products DPD Data Processing Division (at ESOC) DPP Digital PreProcessor DPSS Data Product Screening Sub-system DPSST Data Product Screening Software Team (MPE/Potsdam) DPU Data Processing Unit DPU Digital Processing Unit (OM) DTS Data Transfer (Sub-)System DXRB Diffuse X-Ray Background ED Event Designator EDH EPIC Data Handling Unit EDAC Error Detection and Correction EDU Event Detection Unit EDU EPIC Data Handling Unit EE End-to-End [Test] Einstein Einstein Observatory (HEAO-2), NASA X-Ray Astronomy satellite launched 1978 EMAE EPIC MOS Analogue Electronics EMCH EPIC MOS Focal Camera Head Unit EMCU EPIC MOS Camera Head Unit EMCR EPIC MOS Control,Event Analyzer and Recognition Unit EMCS EPIC MOS Camera System EMCV EPIC MOS Low Voltage Converter Unit EMDU EPIC MOS Data Handling Unit EMSS Einstein Medium Sensitivity Survey EOL End Of Life EPEA EPIC p-n Event Analyser EPIC European Photon Imaging Camera EPOS Enhanced Preferred Observation Schedule EPCE EPIC pn Control Electronics Unit EPCH EPIC pn Focal Camera Head Unit EPCS EPIC pn Camera System EPCU EPIC pn Camera Head Unit EPDH EPIC pn Data Handling Unit EPDU EPIC pn Data Handling Unit EPEA EPIC pn Event Analyzer Unit EPG Engineering Proposal Generation EPVC EPIC pn Low Voltage Converter Unit ERM EPIC Radiation Monitor ERMD EPIC Radiation Monitor Detector ERME EPIC Radiation Monitor Electronics ERMS EPIC Radiation Monitor System ESIS European Southern Observatory ESOC European Satellite Operation Centre ESTEC European Space Research and Technology Centre EUV Extreme Ultra-Violet 2 EUVE Extreme Ultra-Violet Explorer (NASA spacecraft) EXOSAT European X-ray Observatory Satellite launched 1983 EXSAS Extended Scientific Analysis System (X-ray data analysis package for MIDAS) FD Flight Dynamics FDDI Fibre Distributed Data Interface (local area network) FDR Flight Dynamics Room FET Field Effect Transistor FFT Fast Fourier Transform FIFO First In First Out FIRST Far Infra-Red Space Telescope FITS Flexible Image Transport System FOM Figure Of Merit FOV Field Of View FTOOLS FITS-based software utilities developed at GSFC FTP File Transfer Protocol FTS File Transfer (Sub-)System FWHM Full Width Half Maximum GB Gigabyte GCF Ground Calibration File GIF Graphics Interchange Format Ginga Japanese X-Ray astronomy mission launched 1987 GFURD Ground Facilities User Requirements Document GO General Observer GO Guest Observer GRO (Compton) Gamma-Ray Observatory GSC Hubble Guide Star Catalogue GSE Ground Support Equipment GSFC Goddard Space Flight Centre (NASA centre) GSITT Segment Integration and Test Team GSM Ground Segment Manager GSRR Ground Segment Requirements Review GT Guaranteed Time GTI Good Time Interval GUI Graphical User Interface HC Heater Controller HDU Header Data Unit HE High Energy HEAO-1 NASA X-Ray Astronomy Mission HEASARC High Energy Astrophysics Science Archive Research Centre HED High Energy Detector HER High Energy Resolution (RGS read-out mode) HEW Half Energy Width HK HouseKeeping Data (temperatures,voltages, etc from spacecraft) HKD HouseKeeping Data HOP High Output Paraffin HRI High Resolution Imager (name of instrument on both ROSAT and Einstein) HST Hubble Space Telescope HTML Hyper Text Markup Language HTR High Time Resolution HTRM High Time Resolution Mode HV High Voltage h/k Housekeeping IA Interactive IAS Interactive Analysis Subsystem (for XMM data) IBIS Image on-Board INTEGRAL Spacecraft IC Instrument Controller ICB Instrument Control Bus (OM) ICD Interface Control Document ICS Instrument Command Sequence ICU Instrument Controller Unit (OM) ID Identification ID Identifier IDL Interactive Data Language (produced by Research Systems Inc.) IDOH Instrument Data Operations Handbook IFOP Instrument Flight Operation Procedures IFOP Instrument Flight Operation Plan IFS SSC-SOC Interface Sub-system INT Isaac Newton Telescope (on La Palma) INTEGRAL International Gamma Ray Astrophysics Laboratory IoA Institute Of Astronomy University Of Cambridge IP Internet Protocol IPC Imaging Proportional Counter (X-ray detector) IPF Immediate Parameter File IPP Instrument Programmable Parameter IRAF Image Reduction and Analysis Facility (s/w environment supported by NOAO) IRAS Infra-Red Astronomy Satellite (NASA/ESA/UK project) ISDN Switching Digital Network ISI Infrared Space Observatory ISIM Instrument Simulator ISME Instrument Software Maintenance Environment ISS Instrument Software System ISS Instrument Software Subsystem IST Integrated Systems Test ISVF Instrument Validation Facility ITT Integration and Test Team (based at Saclay) I&T Integration and Test I&T WG Integration and Test Working Group JANET Joint Academic Network (UK academic part of Internet) JD Julian Day JEM-X Joint European Monitor for X-rays JET-X Joint European Telescope (on Russian Spectrum-X-Gamma) JFET Junction Field Effect Transistor KAL Keep Alive Loop kB KiloByte kbps Kilobytes Per Second K-S Kolmogorov-Smirnov statistic (e.g. as variability test) LAN Local Area Network LE Low Energy LED Low Energy Detector LEOP Launch and Early Orbit Phase LOS Loss Of Signal LTMS Local Time Management System LU Leicester University MA Mirror Assembly MB MegaByte MCR Main Control Room MCP Multi Channel Plate MCP Micro-Channel Plate MDS Medium Deep Survey (project to study faint HST galaxies) MIDAS Munich Interactive Data Analysis System (ESO software environment) MIP Minimum Ionising Particle MIP Mission Implementation Plan MIR Management Information Report MIRD Mission Implementation Requirements Documents MJD Modified Julian Date ML Maximum-Likelihood MM Mirror Model MMDB Mirror Metrology Database MMI Man-Machine Interface MOC XMM Mission Operation Centre MOD Mission Operations Department (at ESOC) MOD Mission Operations Department (D/OPS) MODB MOC Operational Database MOM Mission Operations Manager MOS Metal Oxide Semi-conductor MOUT Message Out MP Mission Planning MPE Max Planck Institut fur Extaterrestrische Physik, Garching MPU Mission Planning Unit MRT Mission Readiness Test MSIM Mirror Simulator MSSL Mullard Space Science Laboratory, College London MUX Multiplexer NAG Numerical Algorithms Group NAG Numerical Algorithms Group mathematical and statistical library NCTRS Network Command and Telemetry Router System NDIU Network Data Interface Unit OAB Osservatorio Astronomico di Brera (Italy) OAD Orbit and Attitude Division (at ESOC) OAL ODF Access Layer OBDH On-Board Data Handler OBS On-Board Software OBSM On-Board Software Maintenance OBSW On-Board Software ODBMS Object-Oriented Data-Base Management System ODF Observation Data File (from XMM) ODS Operational Data Server ODS Observation Datafile Subsystem OGIP Office of Guest Investigator Programs (at GSFC) OIU Observer Interface Unit OLA Off-Line Analysis OM Optical Monitor (one of XMM instruments) OM1 OM Telescope Unit OM2 OM Digital Electronics Unit OMC Optical Monitoring Camera OOA Object-Oriented Analysis OOD Object-Oriented Design OODBMS Object-Oriented Data-Base Management System OPS Operations Opsnet Operational Network ORATOS Orbit and Attitude Operating System OSF1 Open Systems Foundation brand of Unix (now called Digital Unix) OSC Offline Satellite Calibration (System) OSIM OM Simulator OSW OM Science Window OTAC Observing Time Allocation Committee OTF On-Target Flag P/A PreAmplifier Perl Interactive programming language available for Unix PC Personal Computer PCMS PPS Control & Monitoring (Sub-)System PCS Payload Calibration Subsystem PCU Power Conditioning Unit (RGS) PDTS PPS Data Transfer (Sub-)System PGS Proposal Generation System PGO Principal Guest Observer PHA Pulse Height Amplitude PHA Pulse Height Analyzer PHS Proposal Handling Subsystem PI Principal Investigator PI Position Invariant PMS Payload Monitoring Subsystem PMU Payload Monitoring Unit pn p-type/n-type semiconductor (EPIC) pn PN junction CCD, a type used on XMM P-N Positive-Negative PNG Portable Network Graphics POS Preferred Observation Schedule POS Preferred Observation Sequence File POSIX Portbale Operating System Interface POSS II Palomar Observatory Sky Survey, second version PPM Position and Proper Motion (stellar catalogue) PPS XMM Pipeline Processing Subsystem PRF Point Response Subsystem PROM Programmable Read Only Memory PROS X-Ray data analysis package, part of IRAFm supported by CfA PS Project Scientist PS PostScript PSD Power Spectral Density PSDF Power Spectral Density Function PSF Point-Spread Function PSF Planning Skeleton File PSPC Position Sensitive Proportional Counter (X-Ray instrument on ROSAT) PSU Power Supply Unit PSS Procedures, Specifications and Standards PST Project Science Team PX XMM Project Team (at ESTEC) PX XMM Project (Manager) PXS XMM Project Spacecraft (Section) PXP XMM Project Payload (Section) QA Quality Assurance QE Quantum Efficiency QLA Quicklook Analysis QM Qualification Model QSO Quasi-Stellar Object RA Right Ascension RAE RGS Analogue Electronics RAID Redundant of Inexpensive Discs RAM Random Access Memory RCS Revision Control System RDBMS Relational Data-Base Management System RD Reference Document RDE RGS Digital Electronic Unit REACH REmote Access to Circular History-files RFC RGS Focal Camera Unit RFD RGS RGA RGS Grating Assembly RGS Reflection Grating Subsytem (XMM instrument) RGS Reflection Grating Spectrometer RID Review Item Discrepancy RIXOS ROSAT International X-Ray optical Survey (ID program for serendipitous ROSAT X-Rays sources) RM Radiation Monitor RMF Redistribution Matrix File RMF Response Matrix File ROM Read Only Memory ROSAT Roentgen Satellite (German-US-UK X-ray mission launched 1990) RPC RGS Power Converter RPE Relative Pointing Error RPOS Re-planned Preferred Observation Schedule RPOS Re-planned Preferred Observation Sequence File RPS Remote Proposal Submission RRA ROSAT Results Archive RSIM RGS Simulator RT Real Time RTA Real Time Analysis SA Astrophysics Division (ESTEC) SAA South Atlantic Anomaly SAA Solar Aspect Angle SAG Science Advisory Group SAO Smithsonian Astrophysical Observatory, Cambridge, Mass SAS Science Analysis Subsystem SASS Standard Analysis Software System (MPE package for ROSAT analysis) SAST Science Analysis Software Team S/C Spacecraft SCC Spacecraft Coordinates SCED Engineering Department at ESOC SCHISM Science Simulator SciSim Science Simulator SCOS Spacecraft Control and Operations System SCR Software Change Request SCSI Small Computer Systems Interface, a common disc interface SD Screening Device SDE Software Development Environment SDF Slew Data File SDOH SOC Data Operations Handbook SDM SOC Development Manager SDSS Sloan Digital Sky Survey (optical CCD survey of pi steradians of Northern Sky using dedicated telescope) SFOM SOC Facility Operations Manual SEU Single Event Upset SGS Sequence Generation Subsystem SHF Short History File SID Structure Identifier SIGMA High Energy X-ray Instrument SIM Simulation Section (ESOC) SIMBAD Set of Identifications Measurements and Bibliography for Astronomical Data (Astronomical database at CDS) SIP Short Implementation Plan SIP Scientific Operations Centre Implementation Plan SIRD SOC Implementation Requirements Document SLATEC Sanida Los Alamos Technical Exchange Committee SMD Science Mission Division (ESOC) SMT Software Maintenance Team SNR Super Nova Remnant SOC Science Operations Centre for XMM SOM Spacecraft Operations Manager (MOD) SOPH SOC Operation Procedures Handbook SOVT System Operations Validation Tests SPACON Spacecraft Controller (MOD) SPEVAL Spacecraft Evaluation System SPI Spectrometer for INTEGRAL SPMP Software Project Management Plan SPR Software Problem Report SQA Software Quality Assurance SRAM Sequential Random Access Memory SRD Software Requirements Document SS Survey Scientist for XMM SSC Survey Science Centre for XMM SSC-DB Survey Science Centre Database (at Leicester) SSD Software Specification Document SSD Space Science Department (ESTEC) SSI Serial Synchronous Interface (OM) SSID Survey Science Interface Document SSO Solar System Object SSRD Specific Science Requirements Document S/W Software ST-ECF Space Telescope European Coordinating Facility (at ESO) StC Steering Committee StG Steering Group STScI Space Telescope Institute (at Baltimore) STR Star TRacker SUM Software Users Manual Super JANET Backbone Of JANET, UK academic computer network SVF Software Validation Facility SVT System Validation Test SWT Science Working Team TB TeraByte TBC To Be Confirmed TBC To Be Decided TBW To Be Written TC TeleCommand TcI/Tk Tool Control Language and Toolkit (software for building GUIs) TCP/IP Networking Protocol used on Internet TDF Transaction Data File (in XFTS/AMS) THR Thruster TIMEX Time Multiplexer TM Telemetry TMPSU Telescope Module Power Supply Unit TOO Target Of Opportunity UCT Universal Time Code UHURU NASA's first X-ray satellite, launched 1970 URD User Requirements Document UT Universal Time UTC Coordinated Universal Time UV Ultraviolet VILSPA Villafranca Station at Villafranca del Castillo, Spain VLA Very Large Array (Radio Telescope in New Mexico) VOB Vertical Optical Branch V&V Validation and Verification WAN Wide Area Network WFC Wide Field Camera (extreme UV telescope on ROSAT) WG Working Group WHT William Herschel Telescope (on La Palma) WIMP Window, Icon, Menu and Pop-up wrt With Respect To WWW World Wide Web XANADU Software collection originally from EXOSAT team, now supported by HEASARC XFDS XMM Flight Dynamics System (developed by OAD) XFTS XMM File Transfer (Sub-)System XID X-Ray Identification XIDT X-Ray Identification Team XIMAGE Image Display Package, part of XANADU XMCS XMM Mission Control System (developed by DPD) XMM X-ray Multi Mirror Mission XRONOS Time-Series analysis package, part of XANADU XSCS XMM MOC Control System XSELECT Data selection and binning tool, part of FTOOLS package XSPEC X-Ray spectral analysis package, part of XANADU XTE X-Ray Timing Explorer