Coordinates are assumed to be J2000 equatorial coordinates. Check one or more of the following checkboxes and enter a target name or position in the entry field. Then click on the Submit Query button to start your query. Select the All Archives checkbox to query catalogs for all missions for which there is data archived.
Some missions have separate catalogs for each instrument.
Results will include all entries in the catalogs within an appropriate radius of your target. You may view Chandra archival data at the CXC . If you need to peform more sophisticated queries or you want to look at other tables, see the advanced Browse interface. Cosmic Journeys Part of the NASA OSS Structure and Evolution of the Universe theme.