The Half Million Quasars (HMQ) Catalogue
Abstract
A quasar catalogue is presented with a total of 510 764 objects including 424 748 type 1 QSOs and 26 623 type 1 AGN complete from the literature to 2015 January 25. Also included are 25015 high-confidence SDSS-based photometric quasars with radio/X-ray associations, 1595 BL Lac objects, and 32783 type 2 objects. Each object is displayed with arcsecond-accurate astrometry, red and blue photometry, redshift, citations, and radio and X-ray associations where present. Also, 114 new spectroscopically confirmed quasars are presented.
- Publication:
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Publications of the Astronomical Society of Australia
- Pub Date:
- March 2015
- DOI:
- arXiv:
- arXiv:1502.06303
- Bibcode:
- 2015PASA...32...10F
- Keywords:
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- catalogues;
- quasars: general;
- Astrophysics - Astrophysics of Galaxies;
- Astrophysics - Cosmology and Nongalactic Astrophysics
- E-Print:
- 14 pages, 11 tables, 5 figures. Accepted for publication by Publications of the Astronomical Society of Australia (PASA)