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Positions, redshifts, and magnitudes for the 1055 quasars in the Large Bright Quasar Survey (LBQS) are presented in a single catalog. Celestial positions have been rederived using the PPM catalog...
Search relevance: 266.42 | Views last month: 1 | Catalog Last Checked: November 10, 2026 at 11:56 PM -
The authors of this catalog have developed the S<sub>IX</sub> statistic to identify bright, highly likely active galactic nucleus (AGN) candidates solely on the basis of Wide-field Infrared Survey...
Search relevance: 60.13 | Views last month: 1 | Catalog Last Checked: November 10, 2026 at 11:58 PM -
This table contains data from the first data release (DR1) from the UV-bright Quasar Survey (UVQS) for new z ~ 1 active galactic nuclei (AGN) across the sky. Using simple GALEX UV and WISE near-IR...
Search relevance: 46.88 | Views last month: 3 | Catalog Last Checked: November 10, 2026 at 11:58 PM -
This table contains an all-sky sample of ~1.4 million active galactic nuclei (AGNs) meeting a two-color infrared photometric selection criterion for AGNs as applied to sources from the Wide-field...
Search relevance: 31.95 | Views last month: 22 | Catalog Last Checked: November 10, 2026 at 11:57 PM
