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Keywords for GHRS ISRs
- Calibration Plans
- Calibration Products
- Dark Noise
- Deconvolution of HST Spectra (LSFs/PSFs)
- Detector Calibrations
- Line and Point Spread Functions (Deconvolution)
- Photocathode Granularity
- Sensitivity/Flux Measurements
- Target Acquisition
- Wavelengths
Note: Above is a list of keywords for which you may be interested in reading a GHRS Instrument Science Report (ISR). The date of the most recent report on this topic is given at the end of each line. Alternatively, you might prefer to see a complete list of complete list of titles of the GHRS ISRs available, listed in reverse chronologic order.
On-line abstracts are available for many reports. PostScript copies are available for recent reports.
For more information about or a paper copy of a report, please send e-mail or call the Help Desk. Please be certain to specify the Instrument and ISR number, and, preferably, a title.
GHRS Calibration Plan ISRs
- 087GHRS Cycle 6 Calibration Close-Out, 07/97
- 086GHRS Cycle 5 Calibration Close-out, 07/97
- 075Summary of the GHRS Calibration Program During Cycle 4, 05/96
- 074GHRS Calibration Plan for Cycle 6, 05/96
- The GHRS Calibration Plan for Cycle 5, 05/95
- can be found in Chapter 5 [PostScript, 93 Kb] of the GHRS Instrument Handbook.
- 065GHRS Calibration Plan for Cycle 4, 07/94
- 048GHRS Calibration Plan for Cycle 3, 06/93
GHRS Calibration Product ISRs
- 067Calibration Product Review for the GHRS in Early Cycle 4, 11/94
GHRS ISRs about Dark Noise
- 084 Implementation of a Background Count Rate Model for the GHRS, 05/97
- 070 GHRS Dark Noise Monitoring, 02/95
- 054 Dark Count Statistics for GHRS Detectors: A Test of Noise Rejection with FLYLIM, 11/93
- 045 Controlling Background Noise for GHRS Observations: Censor, 11/92
- 041 Cycle 1 Dark Noise Monitoring, 09/92
GHRS ISRs about Detector Calibrations
- 082 Analysis of Detector Calibrations for the GHRS for Cycles 4, 5 and 6, 05/97
- 076 Photocathode Granularity Maps for Grating G140L of the GHRS, 08/96
- 057 SMOV Proposal 4757: Light Path Verification, 01/94
- 043 Cycle 1 Detector Calibrations, 10/92
- 034 GHRS Photocathode Flat-Field Maps, 07/91
- 033 Preliminary Analysis of Best Focus for GHRS, 08/90
- 025 HRS Signal to Noise Ratio, 04/85
- 022 Review of Radiometric Calibration of the HRS, 12/84
- 020 Proposed Standard Substepping Patterns, 12/84
GHRS ISRs about Line and Point Spread Functions and/or Deconvolution
- 083 The Far Wings of the GHRS PSF, 09/97
- 063 Line Spread Functions and Resolution for GHRS-LSA Spectra with COSTAR, 04/94
- 055 Line Spread Functions for GHRS Spectra with the LSA (Pre-COSTAR), 11/93
- 032 Deconvolution of Simulated HST Spectra. II Extension to Variable PSF and New Techniques, 07/90
- 031 Deconvolution of Simulated HST Spectra, 07/90
- 030 Preliminary Analysis of GHRS Resolving Power Loss Due to OTA Spherical Aberration, 6/90
GHRS ISRs about Photocathode Granularity
- 076 Photocathode Granularity Maps for Grating G140L of the GHRS, 08/96
- 034 GHRS Photocathode Flat-Field Maps, 07/91
- 029 GHRS Photocathode Granularity Calibration, 03/90
GHRS ISRs about Sensitivity
- 090 Redetermination of Sensitivity for Echelle-B, 09/97
- 089 Summary of the Post-COSTAR Side 2 Sensitivity Monitors for GHRS, 09/97
- 088 Redetermination of Sensitivity for Echelle-A and G140M, 07/97
- 085 Redetermination of Sensitivity and Vignetting for Grating G140L, 05/97
- 078 Anomalies in the Calibration of GHRS Grating G270M, 10/96
- 071 Stability of the GHRS Sensitivity During Cycle 4, 06/95
- 069 Stability of the GHRS Side 1 Sensitivity, 11/94
- 066 Comparison of the Low-Resolution Mode of the GHRS and the High-Resolution Modes of the FOS, 07/94
- 062 First Measures of Sensitivity for the Post-COSTAR GHRS, with Interim Values for Data Analysis, 04/94
- 061 Flux Correction Factors for Pre-COSTAR Observations of Extended Sources with the GHRS, 03/94
- 060 GHRS Cycle 2 Sensitivity Monitoring Program 4124, 03/94
- 059 SMOV Proposal 4258: Pre-COSTAR Baseline Sensitivity, 01/94
- 051 GHRS Relative Sensitivity Monitoring, 08/93
- 042 Trends in GHRS Far-UV Sensitivity, 10/92
- 038 GHRS 3385b: Relative Sensitivity Monitor, 06/92
- 036 GHRS 3385: Absolute Sensitivity Monitor, 02/92
- 027 Calibration of the Photometric Sensitivity of Some Low and Medium Resolution Gratings, 02/91
GHRS ISRs about Target Acquisition Issues
- 079 Interpreting GHRS Target Positioning 02/97
- 068 FOS-Assisted GHRS Target Acquisition 11/94
- 064 "LOCATE=EXTENDED": A New Capability for GHRS, 05/94
- 056 An Evaluation of the Performance of SSA ACQ/PEAKUPS, 11/93
- 050 SSA PEAKUP Test-Part 1, 07/93
- 049 Review of the GHRS 'Double Locate' Strategy, 07/93
- 047 4462: a follow-up on GHRS ISR 044, 04/93
- 046 LSA Return-to-Brightest Test, 11/92
- 044 SSA Spiral Search Tests Results for Centering and Throughput, 10/92
- 040 Predicting GHRS Target Acquisition Count Rates, 07/92
- 037 GHRS Bright Star Target Acquisition After the Side 1 Loss, 01/92
GHRS ISRs about Wavelength Calibration
- 081 An Analysis of Pipeline Wavelength Calibrations for the First-Order Gratings of the GHRS in Cycles 4 Through 6, 05/97
- 080 Offsets in Wavelength Between the Large and Small Science Apertures of the GHRS, 03/97
- 072 A Review of the Utility of SPYBALs, 11/95
- 058 An Assessment of the Pipeline Wavelength Calibrations for the Side 2 Echelle Grating of the GHRS (Ech-B) in Cycles 2 and 3, 01/94
- 057 SMOV Proposal 4757: Light Path Verification, 01/94
- 053 Using SPYBALs to Improve Pipeline Wavelength Calibrations for the First Order Gratings of the GHRS, 11/93
- 052 An Assessment of the Pipeline Wavelength Calibrations for the First-Order Gratings of the GHRS in Cycle 2, 11/93
- 039 The accuracy and repeatability of pipeline GHRS wavelength calibration, 06/92
- 035 Wavelength Calibration of GHRS: Analysis of Side 2 Data (Proposals 2844 and 2845), 08/91