NGC 5090 and NGC 5091
| NGC 5090 and NGC 5091 | |
|---|---|
|
NGC 5090/5091 (VLT) | |
| Observation data (J2000 epoch) | |
| Constellation | Centaurus |
| Right ascension | 13h21m12.8h / 13h 21m 17.7s[1] |
| Declination | −43d42m162° / −43° 43′ 11″[1] |
| Redshift | 3420 ± 20 / 3530 ± 150 km/s[1] |
| Distance | 150 Mly |
| Apparent magnitude (V) | 12.6 / 13.9[1] |
| Characteristics | |
| Type | E2 / Sb pec sp[1] |
| Apparent size (V) | 2′.9 × 2′.4 / 1′.8 × 0′.5[1] |
| Notable features | interacting galaxies |
| Other designations | |
| PGC 46618 / 46626[1] | |
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).
See also
- ESO 269-57
- NGC 2207 and IC 2163
- NGC 6872 and IC 4970
External links
- ESO: Six New VLT Photos from ANTU/FORS1
- NASA Astronomy Picture of the Day: Seeing Through Galaxies (5 December 1997)
- NGC 5090 and NGC 5091 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
References
Coordinates: 
13h 21m 17.7s, −43° 43′ 11″
This article is issued from Wikipedia - version of the 9/30/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.