chandra-announce

Chandra Cycle 23 Peer Review Results Released Lists of targets plus archive and theory proposals

Chandra Data Science: Novel Methods in Computing and Statistics for X-ray Astronomy Second

Chandra Pages Unavailable on June 12 Due to a planned power outage for required electrical work, the

Chandra Events at the AAS 238 The Chandra Director's Office would like to bring to your attention

Release of the Sherpa 4.13.1 package for Python. The Sherpa 4.13.1 package for Python was released on

Title: Chandra Data Science: Novel Methods in Computing and Statistics for X-ray Astronomy Location:

To Chandra CIAO 4.13 Users: The CXC announces the public release of Chandra CalDB version 4.9.5. This

NASA Awards Prize Postdoctoral Fellowships for 2021 NASA has selected 24 new Fellows for its

Note: SAMP VALUES IN HRC-I EVT1 AND EVT2 FILES FOR OBSERVATIONS PROCESSED WITH DS 10.8 AND DS 10.9 In

Version 4.13.1 of the CIAO Contributed Scripts and Modules package (includes fix for "frame-

The Chandra X-Ray Center has done standard testing with CIAO 4.13 on macOS 11 (Big Sur) running on

Chandra Deadline on March 16 at 6pm Eastern DAYLIGHT Saving Time Please note that daylight savings

Resource Cost (RC) Bug in Chandra Proposal PDFs Proposals that have multiple targets with the same

With its ability to detect the characteristics of individual photons and its low-background, the

CSC2.0 vs SDSS crossmatch catalog The Chandra Source Catalog team is pleased to announce that the

Dual Anonymous Proposal Review (DAPR) and Proposal Deadline This is a gentle reminder that: The

LETG/HRC-S observations: PI filtering and gain maps + observations after 2018 The HRC-S gain map was

Chandra Events at the AAS 237 The Chandra Director's Office would like to bring to your attention

The Fall Edition of the Chandra Newsletter is now available: https://cxc.cfa.harvard.edu/newsletters/

CIAO 4.13, Chandra CALDB 4.9.4, DS9 8.2, MARX 5.5.1 released The Chandra X-ray Center (CXC) is

Chandra Cycle 23 Call for Proposals Released 16 December 2020 The CXC is pleased to announce the

Chandra/CIAO Workshop at Virtual AAS #237 Are you new to Chandra data and the Chandra Interactive

CSC 2.0.1 VARIABILITY UPDATE Release 2.0.1 of the Chandra Source Catalog updates intra-observation

Memorial Symposium to Honor Riccardo Giacconi - Presentations Posted The Space Telescope Science

Release of the Sherpa 4.12.2 package for Python. The Sherpa 4.12.2 package for Python was released on

The Chandra X-ray Center is pleased to announce that the fifth major reprocessing campaign of the

SAOTrace 2.0.5: SAOTrace 2.0.5 is now available, superseding version 2.0.4. There should be no user-

The Chandra X-ray Center announces the retirement of the unencrypted and anonymous Chandra Data

The session schedule for the Chandra Frontiers in Time-Domain Science workshop is now available:

CIAO contributed scripts with significantly enhanced dax released on 22 Sep 2020 A new contributed