Constellation Centaurus Apparent magnitude (V) 12.6 / 13.9 | Distance 150 Mly | |
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Right ascension 13h21m12.8 / 13 21 17.7 Declination −43d42m162° / −43° 43′ 11″ Redshift 3420 ± 20 / 3530 ± 150 km/s | ||
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).
References
NGC 5090 and NGC 5091 Wikipedia(Text) CC BY-SA