GHRS Instrument Handbook
A
FP-SPLIT acquisitions interactive and scattered light
C
calibrations detectors wavelength
D
detectors photocathode granularity
E
exposure time estimation
G
gratings, echelle, scattered light gratings echelle scattered light
O
OSCAN Mode
R
resolving power
S
spectroscopic resolving power [1] [2]W
wavelengths useful range WSCAN Mode
A
ACCUM Mode [1] [2] [3] CENSOR [1] [2] [3] COMB [1] [2] [3] [4] DOPPLER Doppler compensation exposure time estimation FLYLIM [1] [2] [3] FP-SPLIT [1] [2] STEP-PATT [1] [2] [3] [4] STEP-TIME substepping [1] [2] summary wavelength calibrations acquisition mirrors acquisitions [1] [2] [3] [4] [5] [6] BRIGHT and FAINT limits [1] [2] [3] [4] BRIGHT=RETURN [1] [2] [3] [4] complex targets crowded fields DEFCAL [1] [2] early [1] [2] [3] effective areas of mirrors extended objects [1] [2] faint objects see acquisitions, FOS-assisted and acquisitions, with Side 2 for Side 1 science FOS-assisted [1] [2] [3] initial pointing interactive [1] [2] LOCATE phase [1] [2] LOCATE=EXTENDED [1] [2] MAP [1] [2] [3] moving targets offsets parameters onboard [1] [2] [3] [4] optical schematic PEAKUP [1] [2] [3] SEARCH-SIZE Side 1 STEP-TIME [1] [2] [3] [4] summary variable objects with Side 2 for Side 1 science [1] [2] apertures [1] [2] LSA LSA shutter nomenclature physical locations and size SSA
B
background see geocoronal Lyman-a
C
calibrations [1] [2] [3] current status detectors [1] [2] [3] photocathode granularity scattered light sensitivity [1] [2] [3] [4] summary wavelength [1] [2] [3] [4] [5] aperture offsets [1] [2] geomagnetic effects thermal effects Pt-Ne line tables Continuous Viewing Zone [1] [2] [3] cosmic rays see ACCUM Mode, CENSOR CVZ see Continuous Viewing Zone
D
deconvolution DEFCAL see acquisitions, DEFCAL detectors background Digicon [1] [2] photocathode granularity diodes corner [1] [2] [3] [4] focus [1] [2] [3] [4] science [1] [2] [3] documents Call for Proposals HST Data Handbook Phase II Proposal Instructions typographic conventions Doppler compensation see ACCUM Mode, Doppler compensation
E
extinction see reddening
F
FOC
G
geocoronal Lyman-a [1] [2] GHRS scientific papers technical papers grating carrousel gratings cross-dispersing echelle [1] [2] [3] blaze function [1] [2] [3] formats scattered light [1] [2] sensitivity and bandpass first-order [1] [2] [3] resolving power sensitivity functions wavelength ranges
I
IMAGE Mode [1] [2] [3] [4] parameters PRECISION
L
Line Spread Function (LSF) [1] [2]
M
MAP see acquisitions, MAP memory usage [1] [2]
N
noise rejection see ACCUM Mode, CENSOR and ACCUM Mode, FLYLIM
O
OSCAN Mode
P
photometric precision and accuracy Point Spread Function (PSF) [1] [2]
R
RAPID Mode [1] [2] [3] [4] SAMPLE-TIME [1] [2] reddening [1] [2] [3] RPS2 [1] [2] [3] [4]
S
SAA see South Atlantic Anomaly scattered light sensitivity Side 1 defined Side 2 defined signal-to-noise Slitless Spectrograph mode South Atlantic Anomaly [1] [2] [3] [4] [5] spectroscopic resolving power SPYBAL [1] [2] [3] STIS [1] [2] synphot [1] [2]
T
time resolution
W
wavelengths units useful range for GHRS WFPC2 WSCAN Mode WAVE-STEP