3C 286
From Infogalactic: the planetary knowledge core
| 3C 286 | |
|---|---|
| Observation data (Epoch J2000) | |
| Right ascension | 13h 31m 08.28811s |
| Declination | +30° 30′ 32.9600″[1] |
| Redshift | 0.8493 |
| Apparent magnitude (V) | 17.25[2] |
| Other designations | |
| 1328+307 | |
| See also: Quasar, List of quasars | |
3C 286, also known by its position as 1328+307 (B1950 coordinates) is a quasar[3] at redshift 0.8493 with a radial velocity of 164,137 km/s.[4] It is part of the Third Cambridge Catalogue of Radio Sources.
3C 286 is one of four primary calibrators used by the Very Large Array (along with 3C 48, 3C 138, and 3C 147). Visibilities of all other sources are calibrated using observed visibilities of one of these four calibrators.[5]
References
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Coordinates: 
13h 31m 08.28811s, +30° 30′ 32.9600″
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