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Federal
Morphological Galaxy Catalog
National Aeronautics and Space Administration —
The MCG database contains the "Morphological Catalogue of Galaxies," a compilation of information for approximately 34,000 galaxies found and examined on the Palomar... -
Federal
X-Ray Selected High-z AGN Catalog
National Aeronautics and Space Administration —
This table contains the results from an analysis of the largest high-redshift (z > 3) X-ray-selected active galactic nucleus (AGN) sample to date, combining the... -
Federal
MASH Catalogs of MASH Planetary Nebulae
National Aeronautics and Space Administration —
The first part of the Macquarie/AAO/Strasbourg H-alpha Planetary Nebula Catalog (MASH) contains 903 new true, likely and possible Galactic planetary nebulae (PNe)... -
Federal
ROSAT All-Sky Survey/NVSS Bright X-Ray Source Sample
National Aeronautics and Space Administration —
By cross-identifying the RASS (ROSAT All-Sky Survey) Bright Source Catalog (RBSC, CDS Catalog IX/10) with the NRAO VLA Sky Survey (NVSS, CDS Catalog VIII/65), the... -
Federal
Large Quasar Astrometric Catalog, 3rd Release
National Aeronautics and Space Administration —
Since the release of the original Large Quasar Astrometric Catalog (LQAC: Souchay et al. 2009, A&A, 494, 815), a large number of quasars have been discovered... -
Federal
Bright Star Catalog
National Aeronautics and Space Administration —
The BSC5P database table contains data derived from the Bright Star Catalog, 5th Edition, preliminary, which is widely used as a source of basic astronomical and... -
Federal
NRAO VLA Sky Survey Catalog
National Aeronautics and Space Administration —
This table contains the National Radio Astronomy Observatory (NRAO) Very Large Array (VLA) Sky Survey, the so-called NVSS Catalog. The NVSS Catalog covers the sky... -
Federal
VLA 74-MHz Deep High-Resolution Survey Source Catalog
National Aeronautics and Space Administration —
This table contains some of the results from a 74-MHz survey of a 165 deg2 region located near the North Galactic Pole (NGP). This survey has an unprecedented... -
Federal
Galactic O Stars with Accurate Spectral Classes Catalog
National Aeronautics and Space Administration —
The authors have produced a catalog of 378 Galactic O stars (the GOS Catalog) with accurate spectral classifications that is complete for V < 8 but includes many... -
Federal
20cm Radio Catalog
National Aeronautics and Space Administration —
The 1.4-GHz Northern Sky Catalog - Version: 4 December 1991 This is the 20-cm Northern Sky Catalog of White, R. L. and Becker, R. H. (1992, Ap.J.Supp., in press)... -
Federal
AAVSO International Variable Star Index
National Aeronautics and Space Administration —
This database table contains Galactic stars known or suspected to be variable. It lists all stars that have an entry in the American Association of Variable Star... -
Federal
Far Ultraviolet Explorer (FUSE) Observation Log
National Aeronautics and Space Administration —
NASA's FUSE (Far Ultraviolet Spectroscopic Explorer) spacecraft provided spectra in the far-ultraviolet portion of the electromagnetic spectrum (the wavelength range... -
Federal
M 31 XMM-Newton Spectral Survey X-Ray Point Source Catalog
National Aeronautics and Space Administration —
This table contains the results of a complete spectral survey of the X-ray point sources detected in five XMM-Newton observations along the major axis of M 31 but... -
Federal
Collinder 261 Chandra X-Ray Point Source Catalog
National Aeronautics and Space Administration —
This table contains some of the results from the first X-ray study of Collinder 261 (Cr 261), which at an age of 7 Gyr is one of the oldest open clusters known in the... -
Federal
2XMMi/SDSS Galaxy Cluster Survey
National Aeronautics and Space Administration —
The authors have compiled a sample of X-ray-selected galaxy groups and clusters from the XMM-Newton Serendipitous Source Catalog (2XMMi-DR3) with optical confirmation... -
Federal
GALEX/SDSS Quasar Catalog
National Aeronautics and Space Administration —
This table contains the result of an analysis of the broad-band UV and optical properties of z ~< 3.4 quasars matched in the Galaxy Evolution Explorer (GALEX)... -
Federal
Fermi LAT Fourth AGN Catalog
National Aeronautics and Space Administration —
This is the third update to the fourth catalog of active galactic nuclei (AGNs) detected by the Fermi Large Area Telescope (LAT). This version (4LAC-DR3) derives from... -
Federal
Hickson Compact Groups of Galaxies (HCG) Catalog
National Aeronautics and Space Administration —
The HCG database table is based on the Hickson Catalog, which is a list of 100 compact groups of galaxies that were identified by a systematic search of the Palomar... -
Federal
2dF QSO Redshift (2QZ) Survey
National Aeronautics and Space Administration —
The final catalog of the 2dF QSO Redshift Survey (2QZ) is based on Anglo-Australian Telescope 2dF spectroscopic observations of 44,576 color-selected (u, bJ, r)... -
Federal
X-Ray Selected BL Lac Objects Catalog
National Aeronautics and Space Administration —
This table contains a catalog of 312 X-ray selected BL Lacertae objects (XBLs), optically identified through the end of 2011. It contains the names from different...