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STIS Instrument Handbook for Cycle 24 |
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A-D: Analog to DigitalACS: Advanced Camera for SurveysAPT: Astronomer’s Proposal ToolBOP: Bright-Object ProtectionCALSTIS: STIS calibration pipeline softwareCCD: Charge Coupled Device. Solid-state, light detecting deviceCDBS: Calibration Data Base. System for maintaining reference files and tables used to calibrate HST observational datasets.CIM: Calibration insert mechanismCP: Call for ProposalsCR: Cosmic rayCR-SPLIT: Division of a CCD exposure into shorter exposures to be used for cosmic ray rejectionCTE: Charge Transfer EfficiencyCTI: Charge Transfer InefficiencyCVZ: Continuous Viewing ZoneDQ: Data QualityDN: Data NumberETC: Exposure Time Calculator. ETCs are Web based tools which can be accessed through the STIS webpages.ERO: Early Release ObservationsFAQ: Frequently Asked QuestionsFGS: Fine Guidance SensorsFITS: Flexible Image Transport System. A generic IEEE and NASA defined standard file format used for storing image data.FOC: Faint Object Camerafoible: Peculiarities in the STIS data, usually caused by the data processing software. Data foibles are posted on the STIS webpages.FOS: Faint Object SpectrographFOV: Field of ViewFSW: Flight SoftwareFTP: File Transfer Protocol. Basic tool used to retrieve files from a remote system. Ask your system manager for information about using FTP.FUV: Far ultraviolet (~912-2000 е)FWHM: Full Width at Half MaximumGEIS: Generic Edited Information Set. Multigroup format used by STSDAS for storing some HST image data.GHRS: Goddard High-Resolution SpectrographGO: General ObserverGSC: Guide Star CatalogGTO: Guaranteed Time ObserverHDA: Hubble Data ArchiveHITM: Hole in the MirrorHSP: High-Speed PhotometerHST: Hubble Space TelescopeHUT: Hopkins Ultraviolet TelescopeICD: Interface control document. Defines data structures used between software or systems to ensure compatibility.IDT: Instrument Definition TeamIHB: Instrument HandbookIR: InfraredIRAF: Image Reduction and Analysis System. The environment in which STSDAS operates.IS: Instrument ScientistISR: Instrument Science ReportIUE: International Ultraviolet ExplorerK: Degree KelvinLMC: Large Magellanic CloudLSF: Line spread functionMAMA: Multi-Anode Microchannel ArrayMCP: Microchannel PlateMSM: Mode-Selection MechanismND: Neutral densityNICMOS: Near-Infrared Camera and Multi-Object SpectrographNUV: Near ultraviolet (~2000-4000 е)OSS: Observation Support SystemOTA: Optical Telescope AssemblyOTFR: On-the-Fly Re-processingPC: Program CoordinatorPeakdown: Movement of a target along a slit to center it under an occulting bar.Peakup: Movement of a target in one or both directions to center it in a slit.Phase I: A proposal for observing time on HSTPhase II: An approved HST proposal; includes precise detail of how program is to be executedPI: Principal investigatorPSF: Point-spread function.QE: Quantum efficiencyQEH: Quantum efficiency hysteresisQPOE: Quick Position-Oriented Event (IRAF data format for x-ray data)QSO: Quasi-stellar objectRA: Right ascensionreference file: Data file containing STIS parameters or calibration information which is used by the pipelinerms: Root mean squareSAA: South Atlantic anomalySIM: Space Interferometry MissionSITe: Scientific Image Technologies; company that designed the STIS CCDSMOV: Servicing Mission Observatory VerificationS/N: Signal-to-noise ratioSNR: Signal-to-noise ratioST-ECF: Space Telescope European Coordinating FacilitySTAN: Space Telescope Analysis NewsletterSTIS: Space Telescope Imaging Spectrographstis_cti: Pixel-based CTI correction software for the STIS CCDSTMAG: STScI magnitude system; –2.5 log (Fλ) –21.10 where Fλ is the flux from the source in erg/cm2/s/еSTScI: Space Telescope Science InstituteSTSDAS: Space Telescope Science Data Analysis System. The complete suite of IRAF data analysis and calibration routines used to process HST data.SV: Science verification. Process of taking observations that can be used for HST instrument calibration.synphot: STSDAS synthetic photometry (IRAF) software packageTAC: Telescope Allocation CommitteeTAS: Target Acquisitions Simulator; software available on the WebTDS: Time-dependent SensitivityTIR: Technical Instrument ReportURL: Uniform resource locator. Address for websites.UV: UltravioletWF/PC: Wide Field/Planetary CameraWFPC2: Wide Field Planetary Camera-2. Replacement for WF/PC installed during first servicing mission of December 1993.WWW: World Wide Web.