The Chandra X-ray Observatory continues to operate as usual.

CIAO/Sherpa 4.12.1 release; CalDB 4.9.2.1 upgrade Revision A file released

1: CIAO 4.12.1 has been released with a new version of Sherpa (Sherpa 4.12.1).
2: Some users are having a problem with the CalDB 4.9.2.1 upgrade tar file. We have corrected the MANIFEST and the upgrade tar file, and made it available for download.

Read the full announcement here.

7/14/20

Update to Chandra Frontiers in Time-Domain Science

Due to the current circumstances, the science workshop on Chandra Frontiers in Time-Domain Science will transition to a series of virtual topical sessions and panels throughout the Fall 2020. Version 4.12.2 of the Contributed Scripts and Modules package is available

Read the full announcement here.

7/9/20

Version 4.12.3 of the Contributed Scripts and Modules package is available

Version 4.12.3 of the Contributed Scripts and Modules package has been released (July 9, 2020). CIAO 4.12 users are strongly encouraged to update to this version of the contributed scripts.

Read the full announcement here

7/9/20