NGC 5090 and NGC 5091
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| Observation data: J2000 epoch | |
|---|---|
| Constellation: | Centaurus |
| Right ascension: | 13h21m12.8h {{{2}}}m / 13h 21m 17.7s[1] |
| Declination: | -43d42m162° {{{2}}}′ / -43° 43′ 11″[1] |
| Redshift: | 3420 ± 20 / 3530 ± 150 km/s[1] |
| Distance: | 150 Mly[citation needed] |
| Type: | E2 / Sb pec sp[1] |
| Apparent dimensions (V): | 2′.9 × 2′.4 / 1′.8 × 0′.5[1] |
| Apparent magnitude (V): | 12.6 / 13.9[1] |
| Notable features: | interacting galaxies |
| Other designations | |
| PGC 46618 / 46626[1] | |
| See also: Galaxy, List of galaxies | |
NGC 5090 and NGC 5091 are a set of galaxies approximately 150 million light-years away in the constellation Centaurus. They are in the process of colliding and merging with some evidence of tidal disruption of NGC 5091.
NGC 5090 is an elliptical galaxy while NGC 5091 is a spiral galaxy. The velocity of the nucleus of NGC 5091 has been measured as 3429 km/s, while NGC 5090 has a velocity of 3185 km/s. NGC 5090 is associated with a strong, double radio source (PKS 1318-43).
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