Other Resources
- SkyView - An easy-to-use
tool that returns digital images of the sky in any waveband from radio
through to gamma rays
- VAO DataScope - Query catalogs and services from
the HEASARC and from around the world using a single form
- Literature - Links to literature
search engines and online versions of refereed journals and science
magazines
Archive Information
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Latest News
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NuSTAR Caldb Update (31 May 2023)
The NuSTAR FPM caldb was updated to version 20230530. This release includes a new clock correction file, v161. Please see the release notes for more details.
IXPE on the cover of Nature Astronomy (26 May 2023)
IXPE made the cover of the May 2023 edition of Nature Astronomy with a polarized view of the Crab. The work by Bucciantini et al. provides insight into the magnetic field morphology and the generation of turbulence in this young supernova remnant system.
HEAD Spring 2023 newsletter released (25 May 2023)
This newsletter is available now for your reading pleasure at your electronic HEAD newsstand !
Swift SC CALDB updated (17 May 2023)
The Swift SC caldb has been updated to version 20230517 ...
NuSTAR Caldb Update (16 May 2023)
The NuSTAR FPM caldb was updated to version 20230516. This release includes a new clock correction file, v160. Please see the release notes for more details.
Million Optical/Radio/X-Ray (MORX) Associations Catalog (15 May 2023)
The Million
Optical/Radio/X-Ray (MORX) Associations Catalog is a compendium of optical objects which are calculated as being associated with Chandra, XMM-Newton, Swift, or ROSAT X-ray sources, or with NVSS, FIRST, VLASS, LoTSS, RACS, or SUMSS radio sources or double radio lobes. The latest version (v2, 15 May 2023) of the
Million
Optical/Radio/X-Ray (MORX) Associations Catalog (Eric Flesch 2016 - 2023)
is now available in both Browse
and Xamin.
This version contains over 3 million (3,101,306 to be exact) optical
objects with probable radio/X-ray associations.
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