| ESO 269-57 | |
|---|---|
 ESO 269-57 as imaged by the ESO. | |
| Observation data (J2000 epoch) | |
| Constellation | Centaurus |
| Right ascension | 13h 10m 04.4s[1] |
| Declination | −46° 26′ 14″[1] |
| Redshift | 0.010360[1] |
| Heliocentric radial velocity | 3106 km/s[1] |
| Distance | 150 Mly (45.9 Mpc)[1] |
| Group or cluster | NGC 5064 Group |
| Apparent magnitude (V) | 12.49 |
| Characteristics | |
| Type | (R')SAB(r)ab[1] |
| Size | ~216,200 ly (66.29 kpc) (estimated)[1] |
| Apparent size (V) | 3.2 x 2.3[1] |
| Other designations | |
| PGC 45683[1] | |
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ESO 269-57 is a large barred spiral galaxy located about 150 million light-years away[2] in the constellation Centaurus. ESO 269-57 has a diameter of about 200,000 light-years.[3] It is part of group of galaxies known as LGG 342.[4][5] which is also known as the NGC 5064 Group[6][4] which is part of the Centaurus Supercluster.[6]
- ^ a b c d e f g h i "NASA/IPAC Extragalactic Database". Results for ESO 269-57. Retrieved 2017-08-27.
- ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2017-08-27.
- ^ "Spiral galaxy ESO 269-57". www.eso.org. Retrieved 2017-08-27.
- ^ a b Garcia, A. M. (1993-07-01). "General study of group membership. II - Determination of nearby groups". Astronomy and Astrophysics Supplement Series. 100: 47–90. Bibcode:1993A&AS..100...47G. ISSN 0365-0138.
- ^ "Detailed Object Classifications". ned.ipac.caltech.edu. Retrieved 2017-08-27.
- ^ a b Fouque, P.; Gourgoulhon, E.; Chamaraux, P.; Paturel, G. (1992-05-01). "Groups of galaxies within 80 Mpc. II. The catalogue of groups and group members". Astronomy and Astrophysics Supplement Series. 93: 211–233. Bibcode:1992A&AS...93..211F. ISSN 0365-0138.