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Federal
Tycho-2 Catalog of the 2.5 Million Brightest Stars
National Aeronautics and Space Administration —
The Hipparcos and Tycho catalogs are the primary products of the European Space Agency's astrometric mission, Hipparcos. The satellite, which operated for four years,... -
Federal
M 83 XMM-Newton X-Ray Point Source Catalog
National Aeronautics and Space Administration —
This database table contains results obtained from the analysis of three XMM-Newton observations of the grand-design barred spiral galaxy M 83. The aims of this study... -
Federal
Chandra Point Sources in 18 Distant Galaxy Clusters
National Aeronautics and Space Administration —
With the superb angular resolution of the Chandra Observatory, it is now possible to detect X-ray point sources, either embedded in galaxy clusters or along the... -
Federal
CoRoT Stellar Targets for Exoplanet Detection Observation Log
National Aeronautics and Space Administration —
CoRoT was a space astronomy mission devoted to the study of the variability with time of stars' brightness, with an extremely high accuracy (100 times better than... -
Federal
NGC 6231 Chandra X-Ray Point Source Catalog
National Aeronautics and Space Administration —
NGC 6231 is a massive young star cluster, near the center of the Sco OB1 association. While its OB members are well studied, its low-mass population has received... -
Federal
Sigma Orionis Cluster XMM-Newton X-Ray Point Source Catalog
National Aeronautics and Space Administration —
This table contains some of the results of an analysis of the full EPIC field in an XMM-Newton observation of the young (~2 - 4 Myr) cluster around the hot star sigma... -
Federal
7C Catalog 151-MHz Survey Final Unified Source Catalog
National Aeronautics and Space Administration —
This table contains a final unified catalog for the 7C survey at 151 MHz with a spatial resolution of 70 x 70cosec(Dec) arcsec2. This has been constructed by...