XMM-Newton Science Analysis System: Users' Guide

Glossary

Acronym	Explanation
AO	Announcement of Opportunity
AMS	Archive Management Subsystem
CAL	Calibration Access Layer
CAMEX	Multichannel readout chip
CCD	Charge Coupled Device
CCF	Current Calibration File
CTE	Charge Transfer Efficiency
CTI	Charge Transfer Inefficiency
CVZ	Continuous Viewing Zone
DAL	Data Access Layer
Dec	Declination, $\delta$(J2000)
EPIC	European Photon Imaging Camera
ERMS	EPIC Radiation Monitor Subsystem
ESOC	European Space Operations Centre
ESTEC	European Space Research and Technology Centre
FITS	Flexible Image Transport System
FOV	Field Of View
FWHM	Full Width at Half Maximum
GMT	Greenwich Mean Time
GO	Guest Observer
GT(O)	Guaranteed Time (Observer)
GTI	Good Time Interval
GUI	Graphical User Interface
HEASARC	(NASA) High Energy Astrophysics Science Archive Research Center
HEW	Half Energy Width
HER	RGS high event rate (selectable mode)
HTR	High Time Resolution (mode of RGS)
JD	Julian Date
LSF	Line-spread Function
MIME	Multipurpose Internet Mail Extensions
MOS	Metal Oxide Semi-conductor CCD camera
OCB	On-Chip Binning
ODF	Observation Data File
OGIP	(NASA's) Office of the Guest Investigator Program
OM	Optical Monitor
OTAC	Observatory Time Allocation Committee
OSW	Observed Science Window
QLA	Quick Look Analysis
PHA	Pulse Height Analyser (uncalibrated spectral channel)
PI	Pulse-Invariant (calibrated spectral channel)
PPS	Pipeline Processing Subsystem
PSF	Point-Spread Function
RA	Right Ascension, $\alpha$(J2000)
RGA	Reflection Grating Assembly (of the RGS)
RGS	Reflection Grating Spectrometer
RPE	Relative Pointing Error
SAS	Science Analysis System
SOC	XMM-Newton Science Operations Centre
SSC	Survey Science Centre
ToO	Target of Opportunity
UHB	XMM-Newton Users' Handbook
UT	Universal Time
WCS	World Coordinate System
XDA	XMM-Newton Data Archive
XID	X-ray source identification (by the SSC)
XMM-Newton	X-ray Multi-Mirror Mission
XSA	XMM-Newton Science Archive