CDA - Announcement Archive

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If JavaScript is off, the menu above will not work. Here is an expanded list of navigation links to use instead. The ArchivePublic DataProprietary DataRepro IIIRepro IVPrivacy Impact AssessmentRelease NotesDocumentationArchive Operations Team Search and Retrieve DataSynopsis of ToolsWebChaserChaserRetrievERcdaftpChandra Fast ImageTarget Pages Advanced Data ServicesSynopsis of ServicesFootprint ServiceChandra Source CatalogSDSS Cross-Match CatalogBibliography Search Archive User ServicesSynopsis of ServicesProcessing StatusSpecial RequestsDataset IdentifiersContributed DatasetsSPIE Repository Chandra Aggregated DatasetsChandra Deep Field NorthChandra Deep Field South Publishing Chandra ResultsRequest for AcknowledgmentNaming ConventionsDataset IdentifiersData Analysis Links

CDA Status

The archive is fully functional.

Reprocessing Status

Reprocessing has been completed for
- Phase I: 2005-11-13 to 2011-12-31
- Phase II: 2000-01-30 to 2005-08-16

Current Software Releases

ASCDSVER: 8.4
CALDBVER: 4.5.1

What's New

Update and Caution on CDFS 2010 Data
2010-09-01
Chandra Deep Field South: 2000, 2007 and 2010 Observations
2010-08-25
Chandra Deep Field North: 2000-2002 Observations
2008-12-01
Past Notices

Chandra Data Archive Annoucements

News Item 40 - Update on CDFS 2010 Data

2010-09-01

News Item 39 - Chandra Deep Field South: 2000, 2007 and 2010

2010-08-25

News Item 38 - Chandra Deep Field North: 2000-2002 Observations

2008-12-01

News Item 37 - Chandra Deep Field South: 2000 and 2007 Observations (Superseded)

2008-05-01

News Item 36 - Chandra Deep Field South: 2007 Observations (Superseded)

2007-12-20

News Item 35 - Provisional Retrieval Interface Decommissioned

2006-12-15

News Item 34 - Provisional Retrieval Interface Replaced by RetrievER

2006-11-28

News Item 33 - WebChaSeR Access through the Mirror Site at LEDAS

2006-07-28

News Item 32 - Archive Mirror in India

2005-10-14

News Item 31 - Popular Search Interface

2004-12-08

News Item 30 - New Data Distribution Procedures

2004-12-02

News Item 29 - Special Request Form

2004-12-02

News Item 28 - Dataset Ids

2004-11-15

News Item 27 - Cas A Megasecond Observations

2004-05-07

News Item 26 - New Interface to the Chandra Bibliography Database

2004-01-16

News Item 25 - WebChaSeR Access through the Mirror Site at LEDAS (Superseded)

2003-07-03

News Item 24 - Chandra Group in ADS

2003-07-03

News Item 23 - The AGASC (AXAF Guide and Acquisition Star Catalog) is available through ftp

2003-04-09

News Item 22 - Public DDT Observations of GRB021004

2002-10-11

News Item 21 - Release of anonymous ftp version of the CDA

2002-09-19

News Item 20 - Public DDT Observations of GRB020813

2002-08-16

News Item 19 - New Composition of Primary and Secondary packages

2002-05-14

News Item 18 - New release of ChaSeR and WebChaSeR

2002-04-09

News Item 17 - New release of ChaSeR and WebChaSeR

2002-02-13

News Item 16 - ChaSeR - Web version

2001-12-10

News Item 15 - New Processing Status Tool

2001-11-15

News Item 14 - RXJ1856.5-3754 Isolated Neutron Star Observations

2001-11-09

News Item 13 - Chandra Deep Fields (Superseded)

2001-09-18

News Item 12 - ChaSeR

News Item 11 - Links to ADS Abstract Service (Superseded)

News Item 10 - Aspect

News Item 9 - Chandra Deep Fields

News Item 8 - Chandra/Hubble Deep Field North (Superseded)

News Item 7 - Chandra Deep Field South (Superseded)

News Item 6 - Caldb

News Item 5 - Data Distribution to Designated Observers

News Item 4 - LEDAS Mirror (Superseded)

News Item 3 - Reprocessing

News Item 2 - Public Data (Superseded)

News Item 1 - Changed Sequence Numbers