NGC 839
Galaxy in the constellation of Cetus
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NGC 839 is a lenticular galaxy located in the constellation Cetus. It was discovered November 28, 1785 in a sky survey by Wilhelm Herschel.[3] It is one of the galaxies that are part of the quadruplet family HGC 16, along with the unbarred lenticular galaxy NGC 838.[2]
| NGC 839 | |
|---|---|
HST image of NGC 839 | |
| Observation data (J2000 epoch) | |
| Constellation | Cetus |
| Right ascension | 02h 09m 42.929s[1] |
| Declination | −10° 11′ 02.71″[1] |
| Redshift | 0.012916[2] |
| Heliocentric radial velocity | 3847 km/s[2] |
| Distance | 174.3 ± 12.2 Mly (53.44 ± 3.75 Mpc)[1] |
| Apparent magnitude (V) | 11.42[2] |
| Apparent magnitude (B) | 13.98[2] |
| Characteristics | |
| Type | S0: pec[1] |
| Other designations | |
| MCG -02-06-034, PGC 8254[2] | |
NGC 839 is a luminous infrared galaxy (LIRG) that shows signs of high amounts of star formation; therefore, it is also classified as a starburst galaxy.[4] It is similar in appearance to Messier 82, suggesting a similar formation history.[4]
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