Markarian 273
| Markarian 273 | |
|---|---|
Mrk 273 by the Hubble Space Telescope | |
| Observation data (J2000 epoch) | |
| Constellation | Ursa Major |
| Right ascension | 13h 44m 42.1s |
| Declination | +55° 53′ 13″ |
| Redshift | 0.037340 ± 0.000008 |
| Heliocentric radial velocity | 11,194 ± 2 km/s |
| Distance | 502 Mly (154 Mpc) |
| Apparent magnitude (V) | 14.8 |
| Characteristics | |
| Type | Pec |
| Apparent size (V) | 0.72′ × 0.40′ |
| Notable features | Ultraluminous infrared galaxy, Seyfert galaxy |
| Other designations | |
| UGC 8696, VV 851, I Zw 071, MCG +09-23-004, PGC 48711 | |
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Markarian 273 is a galaxy merger located in the constellation Ursa Major. It is located at a distance of about 500 million light years from Earth, which, given its apparent dimensions, means that Markarian 273 is about 130,000 light years across. It is an ultraluminous infrared galaxy and a Seyfert galaxy.