Current absolute astrometric accuracy

Thread to detect and fix aspect offsets

High-precision astrometry and image reconstruction with Chandra

Plate scale and relative chip (plate) positions (see also Calibration Status: Relative Spatial Positions)

Proposers Observatory Guide: Aspect chapter

ACIS pile-up mimicking bad aspect

Image reconstruction performance

CXC aspect processing caveats

2003	An Overview of the Performance of the Chandra X-ray Observatory	PDF ADS
20-Jun-02	Stellar Photometry using the Chandra Aspect Camera (AAS poster)	Postscript
15-Nov-00	Kalman filtering in Chandra Aspect Determination (ADASS Poster)	Postscript PDF Poster
27-Mar-00	Initial performance of the aspect system on the Chandra Observatory: Post-facto aspect reconstruction	Postscript PDF
27-Mar-00	Initial performance of the attitude control and aspect determination sub-systems on the Chandra Observatory	Postscript PDF

Chandra Calibration Workshop: Absolute astrometry (2003-Oct)

Chandra Calibration Workshop: Aspect viewgraphs (2002-Nov)

Chandra Calibration Review: Aspect (2001-Oct)

CXC internal aspect page

Tom Aldcroft	Aspect operations and calibration, aspect pipeline science lead (DOSS, SOT)
Mark Cresitello-Dittmar	Aspect pipeline development lead (DS)
Maxim Markevitch	Aspect / Detector alignment calibration (Cal)
Brett Unks	Spacecraft / aspect data analyst (TST)

Cal	Calibration
DOSS	Development and Operations Science Support
DS	Data Systems
SDS	Science Data Systems
TST	Technical Support Team

Last modified: 04/27/07

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