Astronomy:NGC 454
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Short description: Pair of interacting galaxies in the constellation Phoenix
| NGC 454 | |
|---|---|
.jpg) NGC 454 as seen by the Hubble Space Telescope | |
| Observation data (J2000 epoch) | |
| Constellation | Phoenix |
| Right ascension | 01h 14m 22.5s[1] |
| Declination | −55° 23′ 55″[1] |
| Redshift | 0.012158[1] |
| Helio radial velocity | 3,645 km/s[1] |
| Apparent magnitude (V) | 13.12[1] |
| Absolute magnitude (V) | -20.31[1] |
| Characteristics | |
| Type | Irr pec? (PGC 4461) and S0 pec? (PGC 4468)[1] |
| Apparent size (V) | 1.8' × 1.8'[1] |
| Other designations | |
| IRAS F01123-5539, PGC 4468[1] | |
NGC 454 is a pair of interacting galaxies located in the constellation Phoenix. John Herschel discovered it on October 5, 1834. It was described by Dreyer as "very faint, small, round, brighter middle."[2]
References
- ↑ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 "NASA/IPAC Extragalactic Database". Results for NGC 0454. http://ned.ipac.caltech.edu/cgi-bin/objsearch?objname=NGC+454&extend=no&hconst=73&omegam=0.27&omegav=0.73&corr_z=1&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA+or+Longitude&of=pre_text&zv_breaker=30000.0&list_limit=5&img_stamp=YES.
- ↑ "New General Catalog Objects: NGC 450 - 499". Cseligman. http://cseligman.com/text/atlas/ngc4a.htm#454.
External links
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