CIAO is a mature, modular software system for X-ray astronomy data analysis that has supported the Chandra mission since 1999 with calibration, imaging, spectral, timing, modeling, and simulation capabilities.
New Features in AST - a WCS Management and Manipulation Library
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abstract
Recent developments in the AST library are described, including a Python interface, support for the FITS-WCS "-TAB" system for storing tabular co-ordinate information, and extended support for representing distortions in spatial projections, using several schemes in common use (IRAF TNX/ZPX, Spitzer SIP, NOAO TPV and SCAMP).
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astro-ph.IM 1years
2026 1verdicts
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CIAO: Chandra's Data Analysis System for X-Ray Astronomy and Beyond
CIAO is a mature, modular software system for X-ray astronomy data analysis that has supported the Chandra mission since 1999 with calibration, imaging, spectral, timing, modeling, and simulation capabilities.