NGC 297 is an elliptical galaxy in the constellation Cetus. It was discovered on September 27, 1864, by Albert Marth[2] and is classified as type E3, based on galaxy morphological classification.[3]
NGC 297 | |
---|---|
Observation data (J2000 epoch) | |
Constellation | Cetus |
Right ascension | 00h 54m 58.9s[1] |
Declination | −07° 20′ 59″[1] |
Redshift | 0.050778[1] |
Heliocentric radial velocity | 15223 km/s |
Distance | 717 Mly (219.7 Mpc) |
Apparent magnitude (V) | 17.27[1] |
Characteristics | |
Type | cE3: pec?[1] |
Apparent size (V) | 0.33' × 0.29'[1] |
Other designations | |
2MASX J00545892-0720591, 6dF J0054589-072059,[1] PGC 1020464 |
To date, according to redshift measurements, a current distance of 236 Mpc (~770 Mly) is given for NGC 297. This value falls within the range of Hubble distance values.[4]
References
edit- ^ a b c d e f g "NASA/IPAC Extragalactic Database". Results for NGC 0297. Retrieved September 2, 2016.
- ^ "New General Catalog Objects: NGC 250 - 299". Cseligman. Retrieved October 17, 2016.
- ^ "Revised data for NGC/IC Catalogue, from NGC 200-299". astrovalleyfield.ca. Retrieved July 25, 2024.
- ^ "NED Distance Results for NGC 297". ned.ipac.caltech.edu. Retrieved July 25, 2024.
External links
edit- Media related to NGC 297 at Wikimedia Commons