2015
ISR 2015-06: STIS CCD Saturation Effects
We report on a number of effects related to saturation in the STIS CCD detector, including a new measurement of residual afterglow following a deeply saturated exposure, variations in the local full well depth, and the occurrence of serial transfer artifacts at high exposure levels.
C. Proffitt
16 Nov 2015
ISR 2015-09: Summary of the STIS Cycle 21 Calibration Program
We summarize the Cycle 21 calibration program for the Space Telescope Imaging Spectrograph (STIS) on the Hubble Space Telescope covering the time period November 2013 through October 2014. We give an overview of the whole program, and status summaries for each of the individual proposals comprising the program.
H. Sana
25 Sep 2015
ISR 2015-08: Summary of the STIS Cycle 20 Calibration Program
We summarize the Cycle 20 calibration program for the Space Telescope Imaging Spectrograph (STIS) on the Hubble Space Telescope covering the time period November 2012 through October 2013. We give an overview of the whole program, and status summaries for each of the individual proposals comprising the program.
J. Roman-Duval
25 Sep 2015
ISR 2015-07: Dark count rates in the STIS FUV MAMA
Dark count rates in the STIS FUV MAMA are regularly monitored. The observation sequence was altered from an earlier method to measure the rate as a function of time and temperature shortly after the instrument is turned on. The dark rate exhibits an approximately quadratic de- pendence on temperature. A recommendation for estimating the observation-specific dark rate is given.
C. Cox
28 Sep 2015
ISR 2015-05: Astrometric Performance of STIS CCD CTI Corrections on Omega Cen Images
Here we examine the astrometric performance of these new pixel-based CTI corrections, and compare their performance to the already existing empirical CTI corrections. Tests are performed using imaging observations of the star cluster Omega Cen taken in 2012. The astrometric effects of CTI are evaluated by comparing the Y coordinates of the stars on images read out through the A and D amplifiers, which are located at opposite corners of the CCD detector.
J. Biretta
28 Sep 2015
ISR 2015-04: Photometric Performance of STIS CCD CTI Corrections on Omega Cen Images
We compare the photometric performance of empirical and pixel-based Charge Transfer Inefficiency (CTI) corrections for the STIS CCD detector using imaging observations of the star cluster Omega Cen.
J. Biretta
28 Sep 2015
ISR 2015-03: STIS CCD CTI Column and Temperature Dependence
We derive column dependent CTI corrections for the STIS CCD detector which potentially could be used with a pixel-based CTI correction algorithm planned for the near future.
J. Biretta
26 Sep 2015
ISR 2015-02: Multi-Cycle Analysis of the STIS Dispersion Solutions
We show analysis and results from the dispersion solution program for all STIS detectors for data obtained from Cycle 19, Cycle 20, and Cycle 21.
P. Sonnentrucker
28 Sep 2015
ISR 2015-01: Improved Photometry for G750L
In this ISR we present the results of doing spectrophotometry with the STIS G750L grating with an extraction width of 11 pixels instead of the standard seven pixels.
R.C. Bohlin
08 Jun 2015
2014
ISR 2014-02: The Time-Dependent Sensitivity of the MAMA and CCD Long-Slit Gratings
We present the results of observing flux standard stars used to determine trends in the sensitivities of the five STIS low-resolution, long-slit gratings between 1997 and 2013. Also, the assumption that the sensitivity trends for the medium-resolution and echelle gratings are the same as those for the corresponding low-resolution gratings is tested.
S. Holland
02 Dec 2014
ISR 2014-01: Summary of the STIS Cycle 19 Calibration Program
We summarize the Cycle 19 calibration program for the Space Telescope Imaging Spectrograph (STIS) on the Hubble Space Telescope, covering the time period November 2011 through October 2012. We give an overview of the whole program, and status summaries for each of the individual proposals comprising the program.
J. Roman-Duval
25 Nov 2014
ISR 2013-04: Summary of the Results of STIS SMOV4 Calibration Activities
Here we summarize the execution and results of the Space Telescope Imaging Spectrograph (STIS) Science Mission Observatory Verification (SMOV4) activities undertaken to ensure that the repaired STIS instrument was ready to carry out its scheduled science program after a nearly five year hiatus in operation.
C. Proffitt
20 Jan 2014
2013
ISR 2013-03: Summary of STIS Cycle 18 Calibration Program
We summarize the Cycle 18 calibration program for STIS on the Hubble Space Telescope covering the time period November 2010 through October 2011.
G. Kriss
20 Nov 2013
ISR 2013-05: STIS CCD spectroscopic P- flats
This ISR describes the creation of the new L-mode P-flat from low resolution exposures taken during cycles 18 and 19.
E. Mason
03 Oct 2013
ISR 2013-02: Full-field sensitivity and its time-dependence for the STIS CCD and MAMAs
In this document we describe the full-field sensitivity analysis done in order to verify that the algorithms implemented in CALSTIS to correct those variations are accurate for imaging observations, and to verify that there are no residual temporal variations in the imaging sensitivity.
J. Roman-Duval
09 Jul 2013
ISR 2013-01: Dark count rates in the STIS MAMA
In this document we described the behavior of the NUV and FUV dark rate.
C. Cox
19 Jun 2013
2012
ISR 2012-03: Summary of STIS Cycle 17 Calibration Program
This document summarizes the status of the calibration programs for STIS during Cycle 17.
M. Wolfe
08 May 2013
ISR 2012-02: Post SM4 Behavior of STIS CCD darks
This ISR describes the behavior of the STIS CCD dark current following Servicing Mission 4 (SM4).
E. Mason
05 Oct 2012
ISR 2012-01: Post-SM4 Sensitivity Calibration of the STIS Echelle Modes
Describes new sensitivity curves for all STIS Echelle modes using observations since SM4
K. A. Bostroem
30 Jan 2012
2011
ISR 2011-04:Time Dependence of the Echelle Modes Sensitivity before the STIS Repair
This analysis
demonstrates that before the STIS repair the echelle modes had a time dependence of
their sensitivity that followed closely the trends observed in G140L and G230L by Stys
et al. (2004) at corresponding wavelengths.
A. Aloisi
30 Sep 2011
ISR 2011-03: Dark Rate of the STIS NUV Detector
This ISR contains information detailing the dark rate of the STIS NUV detector
W. Zheng
06 Sep 2011
ISR 2011-02: Effects of CTE Degradation on Cycle 18 Observations with the STIS CCD
Describes CTE effects on STIS CCD for Cycle 18 observations.
W. V. Dixon
31 May 2011
ISR 2011-01: Wavelength Calibration Accuracy for the STIS CCD and MAMA Modes
We report here on the analysis of this dataset and show that the STIS wavelength solution has not changed after SM4.
I. Pascucci
08 Mar 2011
2009
Presenting data analysis to describe performance of the STIS CCD after SM4.
P. Goudfrooij
21 Dec 2009
ISR 2009-01: STIS CCD Anneal Results
STIS anneal effectiveness from 1997-2004
M. Wolfe
16 Apr 2009
2007
ISR 2007-04: wx2d: A PyRAF Routine to Resample Spectral Images
The HST spread function is undersampled in the cross-dispersion direction in spectral images made with the STIS detectors. The PyRAF script wx2d uses a different interpolation procedure from x2d, reducing the spectral artifacts due to undersampling near the peak flux row of a point source in the rectified image.
L. Dressel
30 Aug 2007
ISR 2007-03: Time Dependent Trace Angles for the STIS First Order Modes
Time-dependent trace rotation is now included in the calibration of the most commonly used first order modes. A PyRAF routine can be used to rotate traces for a given science image. Wavelength-dependent variability of the CCD point spread function is documented.
L. Dressel
21 Aug 2007
ISR 2007-02: Changes in the STIS FUV MAMA Dark Current
History and trends of FUV MAMA dark current
C. Proffitt
06 Aug 2007
ISR 2007-01: New On-Orbit Sensitivity Calibration for All STIS Echelle Modes
Updated sensitivities and blaze-shift correction for echelle gratings E140H, E140M, E230H, and E230M.
A. Aloisi
10 Apr 2006
2006
ISR 2006-04: Sensitivity of STIS First-Order Medium Resolution Modes
Revised throughputs for first-order G*M gratings.
C. Proffitt
10 Apr 2006
Presenting data analysis to determine dependence of CTE loss of the STIS CCD on signal level, background level, and charge between signal extraction box and readout amplifier for point-source spectroscopy.
P. Goudfrooij
12 Jun 2006
Long slit spectroscopic observations of a star, using the G750L grating with perpendicular-to-slit stepping patterns, are compared with models based on the Tiny Tim STIS imaging PSF (point spread function). Comparison of exposures taken with the G750L and G750M gratings show the effect of a Lyot stop on the G750L PSF.
L. Dressel
10 Apr 2006
Presenting data analysis to derive time dependence of CTE loss of the STIS CCD and its relation to centroid shifts for point-source spectroscopy.
P. Goudfrooij
28 Feb 2003
2005
ISR 2005-03: Wavelength Calibration Accuracy of the First-Order CCD Modes Using the E1 Aperture
The wavelength calibration using the E1 apertures is shown to have
the required accuracy using the nominal calibration reference files for every
mode except G750L, central wavelength 7751.
S. Friedman
28 Feb 2003
ISR 2005-02: MULTISPEC: A Code for the Extraction of Slitless Spectra in Crowded Fields
MULTISPEC is a code that allows the automatic extraction of multiple spectra. The calibration files required for the STIS objective prism are included.
J. MaÌz ApellÀniz
28 Feb 2003
ISR 2005-01: A New Flux Calibration for the STIS Objective Prism
Summary of execution and analysis of Cycle 10 calibration program
J. MaÌz ApellÀniz
28 Feb 2003
2004
ISR 2004-06: STIS Cycle 10 Calibration Close-out Report
Summary of execution and analysis of Cycle 10 calibration program
L. Dressel
28 Feb 2003
ISR 2004-05: STIS CCD Imaging Throughputs
STIS CCD Throughput Curves and Aperture Corrections
C. Proffitt
27 Oct 2004
ISR 2004-04: Time-Dependent Sensitivity of the CCD and MAMA First-Order Modes
A study of the time-dependent
sensitivity of the STIS first-order
spectroscopy modes
D. Stys
26 May 2004
ISR 2004-03: Full-field Sensitivity of STIS CCD Imaging and its Temporal Dependence
A study on the full-field sensitivity of the STIS CCD in clear
(50CCD) imaging mode.
B. Mobasher
26 May 2004
ISR 2004-02: First Order LSFs for the Nominal vs. E1 Apertures
Instrument Science Report reports on
LSFs for pseudo apertures.
K. Sahu
08 Apr 2003
ISR 2004-01: A New Geometric Distortion Solution for the STIS NUV-MAMA
Instrument Science Report which presents an improved solution for the geometric distortion of the NUV MAMA
J. MaÌz-ApellÀniz
08 Apr 2003
2003
Presenting algorithm to correct point-source spectroscopy data
for CTE loss
R. Bohlin
08 Apr 2003
ISR 2003-02: STIS Cycle 9 Calibration Close-out Report
Summary of execution and analysis of Cycle 9 calibration program
C. Proffitt
28 Feb 2003
ISR 2003-01: Absolute Flux Calibration of STIS MAMA Imaging Modes
This ISR presents new wavelength-dependent aperture corrections for MAMA imaging, and revised NUV- MAMA imaging throughput at short wavelengths
C. Proffitt
28 Jan 2003
2002
ISR 2002-01: 2-D Algorithm for Removing Scattered Light from STIS Echelle Data
Empirical motivation, algorithm
synopsis, model image construction,
and STSDAS implementation for
sc2d algorithm.
J. Valenti
02 Jan 2002
2001
ISR 2001-05: STIS CCD Read Noise During Side-2 Operations
Increased Read Noise
T. Brown
02 Jan 2002
ISR 2001-04: STIS Cycle 8 Calibration Close-out Report
Sumarize status of the Cycle 8 calibration programs.
R. Diaz-Miller
08 Nov 2001
ISR 2001-03: Temperature Dependence of the STIS CCD Dark Rate During Side-2 Operations
Side 2 operations exhibit a variation in CCD temperature
that was not present during Side 1 operations.
T. Brown
05 Oct 2001
ISR 2001-01: Sensitivity Monitor Report for the STIS First-Order Modes-III (Revision)
Analysis of the STIS Sensitivity Monitor observations
from 1997 through October 1, 2000.
D. Stys
30 Oct 2001
ISR 2001-02: STIS Geometric Distortion - SMOV3A tests for CCD, NUV-MAMA and FUV-MAMA
Contains STIS Instrument Science Reports
J. Walsh
01 Aug 2001
2000
ISR 2000-03: Sensitivity Monitor Report for the STIS First-Order Modes - II
Report on trends in sensitivities as
revealed by the medium resolution
modes of STIS.
E. Smith
24 Jan 2001
ISR 2000-02: STIS Time-Tag Analysis Guide
Presented are the basics of reducing,
calibrating and data-management of
Time-Tag observations.
I. Dashevsky
24 Jan 2001
ISR 2000-04: STIS Cycle 7 Calibration Close-out Report
Contains STIS Instrument Science Reports
I. Dashevsky
24 Jan 2001
ISR 2000-01: Revised Bright Object Protection Policies for MAMA Observations
New bright object protection policies
for the STIS MAMAs.
G. Kriss
24 Jan 2001
1999
ISR 99-08: Creation and Testing Procedures for STIS CCD Bias Reference Files
Description of the creation, testing,
and delivery procedures for STIS CCD Bias Reference
Files during HST Observing Cycles 7 and 8.
P. Goudfrooij
24 Jan 2001
ISR 99-07: Changes in Sensitivity of the Low Dispersion Modes
Changes in sensitivity of the
low dispersion modes.
R. Bohlin
24 Jan 2001
ISR 99-06: Flat Fields for the CCD Spectral Modes
Description of the flat field structure
for the STIS CCD Spectral Modes.
R. Bohlin
24 Jan 2001
ISR 99-05: STIS/CCD Time Series Photometry with Saturated Data
Discussion of the data characteristics
and analysis of STIS/CCD Time Series
Photometry with saturated data.
R. Gilliland
24 Jan 2001
ISR 99-04: Dust Motes and Blemishes in the CCD Spectral Modes
A set of 84 dust mote features and blemishes have been identified in STIS CCD flat fields.
These 84 regions are flagged in the bad pixel table and will be propagated to extracted
spectra.
R. Bohlin
24 Jan 2001
ISR 99-03: Calstis 6: Extraction of 1_d Spectra in the STIS Calibration Pipeline
This report updates and extends the discussion of STIS ISR 97-02 on the extraction of 1-D
spectra performed by calstis6 in the STIS calibration pipeline.
M. McGrath
24 Jan 2001
This ISR presents an analysis of the NUV-MAMA dark current behavior
during the HDF-S campaign.
H. Ferguson
24 Jan 2001
ISR 99-01: Internal to External Wavelength Calibration
The spectra of Hen 1357 (the Stingray nebula) were used to check the internal to external
wavelength calibration of the STIS first order CCD modes.
K. Sahu
24 Jan 2001
1998
ISR 98-29: STIS Near-IR Fringing. III. A Tutorial on the Use of the IRAF Tasks
We guide the user through the process of defringing STIS G750L and G750M spectra
with central wavelength > 7000 å, as accomplished by four IRAF tasks available in the
stsdas.hst_calib.stis package.
P. Goudfrooij
25 Jan 2001
ISR 97-15: GO Added Near-IR Fringe Flats (Revision A)
In this revision we describe for the GO how to insert these fringe flats in their Phase 2.
S. Baum
05 Apr 2001
ISR 98-31 STIS CCD Performance Monitor:Read Noise, Gain...
We summarize the baseline performance
of the STIS CCD during the period June 1997-June 1998.
P. Goudfrooij
20 Jul 2001
In this revision we provide an updated recommendation for obtaining fringe flats along with 52x0.2F1 slit spectra
P. Goudfrooij
05 Apr 2001
ISR 98-28: The STIS Pipeline - Determination of Calibration Switch Settings
In this ISR, we present the rules used to set the defaults for the calibration switches for the
various modes of STIS. Users may change the default settings (to optimize the processing
for their particular science) and reprocess the data as needed.
R. Downes
25 Jan 2001
ISR 98-02: Cycle-7 MAMA Pulse height distribution stability: Fold Analysis Measurement
We describe the procedure for obtaining a MAMA detector anode fold analysis.
H. Ferguson
25 Jan 2001
ISR 98-03: MAMA Anomalous Recovery
We specify the procedures for reactivating the MAMA detectors after an anomalous shutdown.
H. Ferguson
25 Jan 2001
ISR 98-26: Calstis1: Basic Two-Dimensional Image Reduction
This ISR describes calstis1, the two dimensional image reduction portion of calstis, which
outputs a flat fielded image.
P. Hodge
25 Jan 2001
ISR 98-20: Clear Aperture Fractional Transmission for Point Sources
The fractional transmission as a function of wavelength for stellar objects is measured for
clear apertures by comparing count rates through small apertures to open aperture count
rates in STIS first order modes.
R. Bohlin
25 Jan 2001
ISR 98-27: Sensitivity Monitor Report for the STIS First-Order Modes
The sensitivity of the STIS first-order CCD and MAMA modes has been monitored by
observations of standard stars for over a year,
and changes in the average CCD sensitivities were
found to be less than 1%/yr.
N. Walborn
25 Jan 2001
ISR 98-25: Echelle Neutral Density Slit Throughputs
The analysis of the results of proposal 7943 is presented. Transmissions of the filtered
echelle slits 0.2x0.05ND and 0.3x0.05ND have been derived
herein.
C. Leitherer
25 Jan 2001
ISR 98-23: Plate Scales, Anamorphic Magnification and Dispersion: CCD Modes
This report presents values of the plate scales and anamorphic magnification
in the STIS CCD spectroscopic modes.
C. Bowers
25 Jan 2001
ISR 98-22: Cosmic Ray Rejection in STIS CCD Images
We describe the method of noise model-based cosmic ray (CR) rejection in multiple, regis-tered
images, and discuss its implementation in the context of the STIS calibration pipe-line.
D. Shaw
25 Jan 2001
ISR 98-21: Scattered Light from the Earth Limb Measured with the STIS CCD
We describe a recent program to measure the amount of scattered light near the Earth
limb with the STIS CCD detector.
D. Shaw
25 Jan 2001
ISR 98-24: Spectroscopic Mode Peculiarities
In this report we describe several spectroscopic mode pecularities which can affect sci-ence
observations, particulary when the goal is to detect very faint features or objects
which are spatially nearby to very bright sources.
C. Bowers
25 Jan 2001
ISR 98-18: Absolute Flux Calibration For Prime STIS Echelle Modes With The 0.2X0.2" Slit
Point source sensitivity curves for the 0.2x0.2 arcsec entrance aperture are derived for
the 12 prime echelle medium and high dispersion modes, which collectively span a wavelength
range from 1140å to 3150å.
R. Bohlin
25 Jan 2001
This report describes the two-dimensional rectification of STIS spectroscopic data performed
by calstis7 in the STIS calibration pipeline.
M. McGrath
25 Jan 2001
ISR 98-11: Calstis2: Cosmic Ray Rejection in the STIS Calibration Pipeline
We describe calstis2, the calstis calibration module which combines CRSPLIT and
repeated exposures to produce a single, cosmic ray rejected image.
R. Shaw
25 Jan 2001
ISR 98-14: The Calstis IRAF Calibration Tools for STIS Data
This document describes the calstis software tools developed for the IRAF/STSDAS envi-ronment
to calibrate STIS data.
R. Katsanis
25 Jan 2001
ISR 98-12: Calstis4, calstis11, calstis12: Wavecal Processing in the STIS Calibration Pipeline
Due to uncertainties in positioning by the mode select mechanism (MSM) and thermal
drifts internal to STIS, an image may be shifted on the detector by several pixels from its
nominal location...
P. Hodge
25 Jan 2001
ISR 98-10: Calstis0: Pipeline Calibration of STIS Data- A Detailed View
We describe calstis0, the STIS calibration program which combines all the individual calstis
modules.
P. Hodge
25 Jan 2001
ISR 98-16: Use of FP-SPLIT Slits for Reaching High Signal-to-Noise with MAMA Detectors
This ISR reports on results from STIS/SMOV-7091 Pixel-to-pixel Response Stability in
which spectra were acquired at high count levels through the FP-SPLIT slits with the
express purpose of demonstrating the capability of reaching signal to noise of 100
with the MAMAs.
R. Gilliland
25 Jan 2001
ISR 98-15: MAMA Flat-field Status and Plans
An on-orbit flat-field monitoring program was initiated for the MAMA detectors with the
goals of measuring the stability of the FUV- and NUV-flats, and creating updates to the reference
flats.
D. Shaw
25 Jan 2001
ISR 98-09: Extraction Heights for STIS Echelle Spectra
An examination of the extraction heights for STIS Echelle Spectra
C. Leitherer
25 Jan 2001
ISR 98-08: MAMA Bright Object Checking: Experience from Cycle 7 and Recommendations for Cycle8
The observed maximum local and global count rates of all STIS MAMA exposures during
SMOV and Cycle 7 until February 1998 are analyzed.
C. Leitherer
25 Jan 2001
We outline in this ISR the outcome of the analysis
of the utility of the anneal process for the STIS CCD.
J. Hayes
25 Jan 2001
Analysis of the DQE loss vs. exposure time for MAMA detectors and a fit to the
data is used to derive the DQE loss in terms of detected
count rate.
J. Walsh
25 Jan 2001
ISR 98-05: Doppler Compensation in CALSTIS
This ISR describes how Doppler correction is performed on board for STIS MAMA spectroscopic
modes and the changes needed to calstis to correctly account for the loss of flux
at the edges of the MAMA detectors due to Doppler shifting.
K. Sahu
25 Jan 2001
Sensitivities for point sources relative to the standard 11 or 7 pixel height are presented
for a selection of other extraction heights.
R. Bohlin
25 Jan 2001
ISR 97-14: Absolute Flux Calibration for STIS First-Order Low-Resolution Modes
Point source sensitivity curves are derived for the first order modes G140L, G230L,
G230LB, G430L, and G750L, which collectively span a wavelength range from 1140å to
10320å.
R. Bohlin
25 Jan 2001
ISR 98-04: Spectroscopic Mode Image Quality of STIS I. First Order Modes
This ISR reports the spectroscopic mode image quality of STIS first-order modes as determined
from the on-orbit observations as part of the cycle-7 calibration program.
K. Sahu
25 Jan 2001
1997
ISR 97-16: STIS Near-IR Fringing: Basics and Use of Contemporaneous Flats for Extended Sources
A brief introduction to fringing in CCD chips is presented leading to a qualitative and
quantitative discussion of the effect of fringes on STIS G750L and G750M spectra.
J. Walsh
25 Jan 2001
ISR 97-13: Extraction Slits for First-Order STIS Spectra
Measurements of enclosed energy vs. extraction slit height and numerical simulations for
first-order STIS spectra are performed.
C. Leitherer
25 Jan 2001
ISR 97-12: STIS Target Acquisitions During SMOV
We summarize the first results on the analysis of in-flight STIS target acquisition (ACQ and
ACQ/PEAK).
R. Katsanis
25 Jan 2001
ISR 97-08: The Spectrum Splicer Task
This report discusses the requirements for modification to existing tasks and creation of
new tasks in STSDAS to facilitate the splicing of multiple spectra into a single spectrum.
S. Hulbert
25 Jan 2001
ISR 97-11: STIS Paper Products (Revision A)
This report details the features of the STIS paper products produced by the HST data pipeline.
S. Keener
25 Jan 2001
ISR 97-10: STIS Results from SMOV: CCD Baseline Performance
We summarize the results from SMOV on the baseline performance of the STIS CCD.
P. Goudfrooij
25 Jan 2001
ISR 97-09: The STScI STIS Pipeline: Bias Level Correction
The properties of the bias frame of the STIS SITe 1024x1024 CCD, including its serial and
parallel overscan regions, are described.
P. Goudfrooij
25 Jan 2001
ISR 97-03: User's Guide to Target Acqs with STIS (Rev B)
Contains STIS Instrument Science Reports
R. Downes
12 Oct 2001
ISR 96-31: Bright Object Protection Mechanisms for STIS
The STIS bright object protection mechanisms onboard STIS are described, together with
the characteristics and MAMA damage mechanisms.
M. Clampin
26 Jan 2001
ISR 97-07: Pre-Launch NUV MAMA Flats
A full set of flat field calibration files for the NUV MAMA has been generated from pre-flight
laboratory data.
R. Bohlin
20 Oct 2008
ISR 97-06: Mode Selection Mechanism Repeatability
Observations with the STIS CCD detectors have been analyzed to verify the repeatability
of the Mode Selection Mechanism (MSM) on-orbit.
R. Downes
26 Jan 2001
ISR 97-05: The STScI STIS Pipeline IV: Combining REPEATOBS Data (Revision A)
STIS data can be taken as a series of identical exposures, the so-called REPEATOBS
mode. We describe the procedure for combining these data in the STIS Pipeline for different
instrument configurations.
P. Goudrooij
26 Jan 2001
ISR 97-02: The STScI STIS Pipeline VII: Extraction of 1-D Spectra
This report discusses the extraction of 1-D spectra performed by CALSTIS-6.
S. Hulbert
26 Jan 2001
ISR 97-01: Automatic and GO Wavecals for CCD and MAMA Spectroscopic Observations
In this report we describe the implementation of automatic and GO wavecals for CCD and
MAMA spectroscopic science.
S. Baum
26 Jan 2001
STECF ISR 1997-37: Automatic and GO Wavecals, for CCD and MAMA Spectroscopic Observations
In this report we describe the implementation of automatic and GO wavecals for CCS and MAMA spectroscopic science.
S. Baum
06 Oct 2010
STECF ISR 1997-36: The STScI Pipeline VII: Extraction of 1-D Spectra
This report discusses the extraction of 1-D spectra performed by CALSTIS-6.
S. Hulbert
06 Oct 2010
1996
STECF ISR 1996-35: STIS Target Acquisitions I: CCD Point Source Acquisitions
We describe the STIS CCD Point Source Target Acquisition procedure, for isolated point sources.
M. Clampin
06 Oct 2010
ISR 96-30: STIS Target Acquisitions I: CCD Point Source Acquisitions
In this ISR we describe the STIS CCD Point Source Target Acquisition procedure, for isolated
point sources, and discuss the special cases of bright object target acquisition and
the acquisition of targets in the STIS Coronographic apertures.
M. Clampin
26 Jan 2001
ISR 96-20: Implementation of the STIS Exposure Time Calculator on the WWW
This report describes the design criteria and implementation of
the WWW pages which use the expected STIS sensitivities to estimate exposure times.
W. Hack
26 Jan 2001
ISR 96-24: MAMA Bright Object Limits
We discuss different classes of objects which
can trigger a bright object alert.
C. Leitherer
26 Jan 2001
ISR 96-29: Statistics from the STIS GTO Science Program
The submitted STIS GTO Exposure Catalog has been used to estimate the type of science
to be obtained with STIS, as well as the statistics of that usage.
R. Downes
26 Jan 2001
ISR 96-28: STIS Bright Object Protection Observing Policies for the MAMA Detectors
STScI will perform screening of all STIS MAMA science observations prior to their
scheduling. Observations (target plus configuration combinations) which exceed defined
limits will be disallowed.
C. Leitherer
26 Jan 2001
ISR 96-27: MAMA Reconfigurations
This Instrument Science Report describes the requirements for STIS MAMA reconfigurations.
The conditions under which MAMA HV shutdown can occur are reviewed.
M. Clampin
26 Jan 2001
ISR 96-09: A STIS Mode Select Mechanism Grating Positions (Revision of 95-09)
Supersedes 95-09 - no longer available.
M. Clampin
26 Jan 2001
ISR 96-26: STIS Pipeline Testing III: 2-D Image Recification
The calstis-7 functions heliocentric velocity correction and 2-D distortion correction
were tested successfully with full-frame, subarray, binned, and unbinned test MAMA and
CCD images.
S. Keener
26 Jan 2001
ISR 96-18: The STScI Pipeline V: Cosmic Ray Rejection
In this ISR we describe calstis-2, the calstis calibration module which combines CRSPLIT
exposures to produce a single cosmic ray rejected image.
S. Baum
26 Jan 2001
ISR 96-13: The STScI STIS Pipeline III: TIMETAG Data
In this ISR we describe the plans for the processing of TIMETAG mode data taken with the
MAMA detectors, both by generic conversion and calstis.
S. Baum
26 Jan 2001
ISR 95-10: STIS Slit Wheel Repeatability
This report outlines the results of the STIS Slit Wheel Repeatability Test.
E. Kinney
26 Jan 2001
ISR 96-25: STIS: Hi-res or Lo-res MAMA Operations
Discussion of taking data in Hi-res or Lo-res mode.
Bohlin, R.C.
06 Dec 2011
ISR 96-23: STIS Pipeline Testing II: TIMETAG Processing
This report summarizes the testing of the processing of TIMETAG data by the task,
inttag. The inttag task converts a table of events into a 2-D image suitable for further
processing.
S. Keener
26 Jan 2001
ISR 96-22: STIS Pipeline Testing I: 2-D Image Reduction
This report summarizes the testing of the individual calibration steps used in the processing
of MAMA and CCD data through the two-dimensional reduction portion, known as
calstis-1, of the calibration pipeline.
S. Keener
26 Jan 2001
ISR 96-21: Limiting Magnitute Tables for STIS Bright Object Protection (BOP)
This report describes the design criteria and implementation of
the WWW pages which use the expected STIS sensitivities to estimate exposure times.
M. Clampin
26 Jan 2001
ISR 95-11: TIME-TAG Mode of STIS Observations Using the MAMA Detectors
We summarize the time-tag mode of STIS observations using the MAMA detectors, both in
imaging and spectroscopic modes.
K. Sahu
26 Jan 2001
ISR 96-19: The STScI STIS Pipeline VI: Reduction of WAVECALs
This report discusses the portion of the STIS pipeline reduction code (CALSTIS) that processes
observations of the spectral calibration lamps.
S. Hulbert
26 Jan 2001
In this ISR we discuss a central aspect of the data handling for the
NICMOS and STIS SIs - the association of exposures. The association concept permits
the use of multiple exposures in combination to produce data products.
J. MacKenty
26 Jan 2001
ISR 96-15: On-Orbit Flat Fields and Absolute Calibration of STIS
Discusses early on-orbit calibration plans for STIS.
R. Bohlin
26 Jan 2001
1995
ISR 96-17: The STScI STIS Pipeline IV: Combining Repeatobs Data
Contains a description of the CalSTIS procedure for combining repeatobs data
P. Hodge
06 Dec 2011
STECF ISR 1995-14: STIS Paper Products
This reports details the features of the STIS paper products produced by the HST data pipeline.
S. Hulbert
06 Oct 2010
ISR 95-14: STIS Paper Products
Contains STIS Instrument Science Reports
S. Hulbert
30 Nov 2011
ISR 95-07: Plans for the STScI STIS Pipeline II: Calstis-1 Two-dimensional Image Reduction
This ISR describes calstis-1, the two dimensional image reduction portion of calstis,
which outputs a flat fielded image.
P. Hodge
26 Jan 2001
ISR 95-06: Plans for the STScI STIS Pipeline I: Overview
In this ISR we describe the overall design of the STScI STIS calibration pipeline, from
generic conversion through the STSDAS calibration software, calstis.
S. Baum
26 Jan 2001
ISR 95-05: STIS Capabilities for Cycle 7 - A Discussion Document
We define a core set of capabilities for STIS which should be developed and supported for
Cycle 7.
S. Baum
26 Jan 2001
ISR 95-03: Descope of the STIS Calibration System
We review potential impacts of deleting the HITM calibration sub-system from STIS.
M. Clampin
26 Jan 2001
ISR 95-08: STIS Science Apertures (Rev. D)
We describe the STIS apertures, which comprise UV/Optical filters, Neutral Density filters,
spectroscopic slits, coronographic masks and clear apertures of different sizes, and
nomenclature used to define the STIS apertures for the PDB and STIS proposal
instructions.
M. Clampin
26 Jan 2001
ISR 95-02: STIS Design Reference Mission and Ground System Volume Requirements
In this ISR we describe a secnario
for the expected useage of STIS.
S. Baum
24 Jan 2001
ISR 95-01: The STIS bright object protection scheme
A review of the bright object protection scheme for STIS.
M. Clampin
22 Nov 2011
1994
STECF ISR 1994-01: Current Status of Proposed STIS Observing Modes
This is a review of the current complement of operating modes and focal plane apertures planned for STIS.
M. Clampin
06 Oct 2010