ACIS Calibration Data and Data Products

Calibration Products
NOTE: CTI-Induced Quantum Efficiency Loss in ACIS Front Illuminated Devices
Recent updates: ACIS Background, 12/27/05 ; Time-dependent gain corrections, 7/30/04 ; ACIS QE, 8/3/04 ; ACIS Calibration Issues in Progress, 12/19/06 ; ACIS S3 Calibration Validity Checks, 11/30/04 ; ACIS Transfer Streak Calibration, 12/19/06
ACIS Background 4/17/04 ACIS Calibration Presentation from April HEAD Meeting 06/14/02 ACIS QE Degradation Analysis of ACIS Data Affected by the Low Energy QE Degradation. 12/06/04 Bad Pixel Locations Table of bad pixels and columns. 05/13/03 Detector geometry ACIS Focal Plane Array. 11/20/97 Energy Resolution In-flight ACIS spectral resolution analysis. 01/18/00 Event Grades Branching ratios, techniques, and simulated branching ratios. 11/06/98 The FEP0 Problem 02/02/00 Time Dependent Gain corrections 07/30/04 Quantum Efficiency non-Uniformity 04/17/04 Transfer Streak Calibration 12/19/06	Gain and CTI update memo ACIS charge transfer inefficiency and gain corrections. 07/24/01 Optical Blocking Filter Transmission Global I-array and S-array maps; plots of transmission vs. energy and transmission vs. wavelength. 03/10/00 Pileup Pileup analysis using analytical model and PSF data. 10/07/98 Point Spread Function PSF analysis for all on-axis and off-axis XRCF PSF tests. 04/30/99 Quantum Efficiency Plots of ACIS FI and BI QE, CTI-induced Quantum Efficiency loss in ACIS front illuminated devices, and Measurements of absolute QE of ACIS S2 and S3 from XRCF. 8/3/04 ACIS Response Matrices Release notes of new FI and S3 Chip Response Matrices, including caveats, limitations, error analysis, and tests against astrophysical sources. 12/06/2004 ACIS Calibration Issues in Progress Discussion of Bakeout issues. 12/19/06 ACIS Calibration Validity Checks Description for users to confirm the validity of ACIS Gain calibration at the time of their observations. 11/30/04

ACIS Team Calibration Report
V2.2, 1/15/99 (55 Mb postscript file)

ACIS-Related Calibration Data

Contributors:
Kester Allen, SAO; Steve Buczkowski, SAO; Dick Edgar, SAO; Diab Jerius, SAO;
Christine Jones, SAO; Brian McNamara, SAO; Mike Raley SAO; Norbert S. Schulz, MIT; Alexandria Ware, SAO
Comments/Questions/Changes to mraley@cfa.harvard.edu

Last modified: 01/25/10

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