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X-Ray Binaries Catalog
XRBCAT is a catalog of X-ray binaries, based on the van Paradijs (1996) compilation, and updated by Nick White to include all the new (mostly transient) systems discovered since... -
Washington Double Star Catalog
The Washington Double Star Catalog (WDS), maintained by the United States Naval Observatory (USNO), is the world's principal database of astrometric double and multiple star... -
UVOT Bright Star Catalog
This catalog was compiled from 4 catalogs: Tycho-2, GVCS III, NGC, and the Yale Bright Star Catalog. All catalogs were preprocessed before compiling this catalog to achieve... -
Ultraluminous X-Ray Sources in External Galaxies Catalog
This table is a catalog of ultraluminous X-ray sources (ULXs) in external galaxies, where ULXs have been defined as compact, off-nuclear X-ray sources with X-ray luminosities in... -
Tycho-2 Catalog of the 2.5 Million Brightest Stars
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,... -
TD1 Stellar Ultraviolet Fluxes Catalog
The Belgian/UK Ultraviolet Sky Survey Telescope (S2/68) in the ESRO TD1 satellite carried out a controlled scan of the entire sky. It measured the absolute ultraviolet flux... -
Symbiotic Stars Catalog
This database table contains a catalog of confirmed and suspected symbiotic stars. The list includes 188 symbiotic stars as well as 30 objects suspected of being symbiotic. For... -
SMC H-Alpha Emission Stars/Nebulae
This database table contains a list of H-alpha emission-line stars and small nebulae in the Small Magellanic Cloud (SMC) that were discovered in an objective-prism survey. This... -
SMC Probable Member Stars Catalog
An objective prism survey was conducted to discover probable members of the Small Magellanic Cloud. Interference filters were used to restrict the wavelength range and, hence,... -
Spectroscopic Binary Orbits Ninth Catalog (Dynamic Version)
The Ninth Catalog of Spectroscopic Binary Orbits (SB9) continues the series of compilations of spectroscopic orbits carried out over the past 35 years by Batten and... -
Ritter Binaries Related to CVs Catalog (7.21 Edition)
This HEASARC database table contains information on the so-called "Related Objects" only, as taken from the Catalog of Cataclysmic Binaries, Low-Mass X-ray Binaries,... -
Ritter Low-Mass X-Ray Binaries Catalog (7.21 Edition)
This HEASARC database table contains information on low-mass X-ray binaries (LMXBs) only, as taken from the Catalog of Cataclysmic Binaries, Low-Mass X-ray Binaries, and Related... -
Ritter Cataclysmic Binaries Catalog (7.21 Edition)
This HEASARC database table contains information on cataclysmic binaries only, as taken from the Catalog of Cataclysmic Binaries, Low-Mass X-ray Binaries, and Related Objects... -
Revised Luyten Half-Second (LHS) Catalog
The Revised Luyten Half-Second (LHS) Catalog contains refined coordinates and proper motion data for the high proper motion (HPM) stars listed in the Original Luyten Half-Second... -
ROSAT All-Sky Survey: White Dwarfs
This database table lists all white dwarf stars, both previously-cataloged and newly discovered, which have been detected in the ROSAT All-Sky Survey. The positions and count... -
ROSAT All-Sky Survey: OB Stars
For detailed statistical analysis of the X-ray emission of hot stars, stars of spectral type O and B listed in the Yale Bright Star Catalogue were selected and searched for in... -
ROSATAll-SkySurvey:Giants&Supergiants
The ROSAT All-Sky Survey Catalogue of Optically Bright Late-Type Giant and Supergiant Stars contains X-ray data for all late-type (spectral types of A through M, inclusive)... -
ROSAT All-Sky Survey: A-K Dwarfs/Subgiants
This catalog presents X-ray data for all the main-sequence and subgiant stars of spectral types A, F, G, and K and luminosity classes IV and V listed in the Bright Star... -
ROSAT All-Sky Survey and SDSS Sample of X-Ray Emitting Stars
The ROSAT All-Sky Survey (RASS) was the first imaging X-ray survey of the entire sky. Combining the RASS Bright and Faint Source Catalogs yields an average of about three X-ray... -
ROSAT All-Sky Survey: Nearby Stars
This catalog presents X-ray data for all entries in the Third Catalogue of Nearby Stars (CNS3: Gliese and Jahreiss, 1991, ADC/CDS Cat. <V/70>) that have been detected as...
