NGC 1255
| Galaxy NGC 1255 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Chemical furnace |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 03 h 13 m 32.0 s |
| declination | -25 ° 43 ′ 31 ″ |
| Appearance | |
| Morphological type | SAB (rs) bc |
| Brightness (visual) | 10.7 mag |
| Brightness (B-band) | 11.5 likes |
| Angular expansion | 4.20 × 2.7 |
| Position angle | 123 ° |
| Surface brightness | 13.2 mag / arcmin² |
| Physical data | |
| Affiliation | NGC 1255 group LGG 86 |
| Redshift | 0.005624 ± 0.000010 |
| Radial velocity | (1686 ± 3) km / s |
|
Stroke distance v rad / H 0 |
(71 ± 5) x 10 6 ly (21.9 ± 1.5) Mpc |
| history | |
| discovery | Edward E. Barnard |
| Discovery date | August 30, 1883 |
| Catalog names | |
| NGC 1255 • UGC A 60 • PGC 12007 • ESO 481-013 • MCG -04-08-050 • IRAS 03113-2554 • 2MASX J03133204-2543306 • SGC 031122-2554.6 • UGCA 60 • LDCE 237 NED002 | |
NGC 1255 is a bar-spiral galaxy of the Hubble type SBbc and is located in the constellation Fornax in the southern sky . It is an estimated 71 million light years away from the Milky Way and about 90,000 light years in diameter. Together with NGC 1201 , NGC 1302 , PGC 12011 and PGC 12309 , it forms the NGC 1255 group .
The type II supernova SN 1980O was observed here.
The object was discovered by Edward Emerson Barnard on August 30, 1883 .
NGC 1255 group ( LGG 86 )
| Galaxy | Alternative name | Distance / million Lj |
|---|---|---|
| NGC 1255 | PGC 12007 | 71 |
| NGC 1201 | PGC 11559 | 72 |
| NGC 1302 | PGC 12431 | 72 |
| PGC 12011 | ESO 481-014 | 74 |
| PGC 12309 | ESO 481-018 | 76 |
Web links
Commons : NGC 1255 - collection of images, videos, and audio files
