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753 datasets found for "pg电子官方网站是正规网站吗✅澳门葡京赌场官方网站-网址【079.one】㊙️最火爆PG电子超高爆奖率,注册即送38元.xWJjxaFzLdJQ"
  • Federal

    Chandra Serendipitous Extragalactic X-Ray Source ID (SEXSI) Catalog

    National Aeronautics and Space Administration —

    The Serendipitous Extragalactic X-Ray Source Identification (SEXSI) program is designed to extend greatly the sample of identified extragalactic hard X-ray (2 - 10...
  • Federal

    Principal Galaxy Catalog (PGC) 2003

    National Aeronautics and Space Administration —

    The Principal Galaxy Catalog, 2003 Version (PGC2003) is a new catalog of principal galaxies. It constitutes the framework of the HYPERLEDA database that supersedes...
  • 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

    XMM-Newton Cluster Survey Catalog, DR1 Version

    National Aeronautics and Space Administration —

    The XMM Cluster Survey (XCS) is a serendipitous search for galaxy clusters using all publicly available data in the XMM-Newton Science Archive. Its main aims are to...
  • Federal

    CHAMP/SDSS Nearby Low-Luminosity AGN Catalog

    National Aeronautics and Space Administration —

    The combination of the Sloan Digital Sky Survey (SDSS) and the Chandra Multiwavelength Project (ChaMP; Green et al. 2004, ApJS, 150, 43) currently offers the largest...
  • Federal

    XRISM Master Catalog

    National Aeronautics and Space Administration —

    The X-Ray Imaging and Spectroscopy Mission (XRISM) is an international mission led by Institute of Space and Astronautical Science (ISAS) of Japan Aerospace...
  • Federal

    Astrographic Catalog of Reference Stars

    National Aeronautics and Space Administration —

    For a number of years there has been a great demand for a high-density catalog of accurate stellar positions and proper motions that maintains a consistent system of...
  • Federal

    LOFAR 3C295 Field 62-MHz Source Catalog

    National Aeronautics and Space Administration —

    This table contains the source list from Low Frequency Array (LOFAR) Low Band observations of the 3C 295 field at 62 MHz. The images of this field and the Bootes...
  • Federal

    XTE Master Catalog

    National Aeronautics and Space Administration —

    This database table was created for the purpose of providing a comprehensive, accurate, and easily accessible tracking of Rossi X-Ray Timing Explorer (RXTE) pointed...
  • Federal

    Catalog of Gamma-Ray Bursts

    National Aeronautics and Space Administration —

    This GRBs Catalog (GRBCAT) records high level information of the GRBs detected since their discovery in 1967. The catalog has been created using publications that...
  • Federal

    Crab Pulsar Timing

    National Aeronautics and Space Administration —

    The CRABTIME database contains the Crab Pulsar Monthly Ephemeris covering the period from Feb 15 1982 (MJD=45015) to (close to) the present that was created Dr....
  • Federal

    Brightest M Dwarfs in the Northern Sky Spectroscopic Catalog

    National Aeronautics and Space Administration —

    This table contains a spectroscopic catalog of the 1564 brightest (J < 9m) M-dwarf candidates in the northern sky, as selected from the SUPERBLINK proper-motion...
  • Federal

    Catalog of AGN in the XMM-Newton Archive

    National Aeronautics and Space Administration —

    This table comprises CAIXA, the "Catalog of AGN In the XMM-Newton Archive". It consists of all the radio-quiet, X-ray unobscured (NH < 2 x 1022 cm-2) active...
  • Federal

    ELAIS S1 Field XMM-Newton X-Ray Source Catalog

    National Aeronautics and Space Administration —

    The formation and evolution of cosmic structures can be probed by studying the evolution of the luminosity function of the Active Galactic Nuclei (AGNs), galaxies and...
  • Federal

    7C 151-MHz Low-Declination Survey Catalog

    National Aeronautics and Space Administration —

    The Cambridge Low Frequency Synthesis Telescope (CLFST) has been used at 151 MHz to survey a region of 1393 square degrees, in the range of RA from 9h to 16h, and of...
  • 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

    NorthAmerica(NGC7000)&Pelican(IC5070)NebulaeX-RaySourceCatalog

    National Aeronautics and Space Administration —

    This table contains some of the results from the first extensive X-ray study of the North-America and Pelican star-forming region (NGC 7000/IC 5070), with the aim of...
  • Federal

    VLA Coma Cluster of Galaxies 1.4-GHz Source Catalog

    National Aeronautics and Space Administration —

    This table contains results from deep 1.4-GHz Very Large Array (VLA) radio continuum observations of two ~0.5 deg2 fields in the Coma cluster of galaxies. The two...
  • Federal

    BeppoSAX Wide Field Camera Unbiased X-Ray Source Catalog

    National Aeronautics and Space Administration —

    During the operational life of the Italian/Dutch X-ray satellite (1996-2002), BeppoSAX, its two Wide Field Cameras (WFCs) performed observations that covered the full...
753 datasets found for "pg电子官方网站是正规网站吗✅澳门葡京赌场官方网站-网址【079.one】㊙️最火爆PG电子超高爆奖率,注册即送38元.xWJjxaFzLdJQ"

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