NGC 2268
| Galaxy NGC 2268 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | giraffe |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 07 h 14 m 17.4 s |
| declination | + 84 ° 22 ′ 56 ″ |
| Appearance | |
| Morphological type | SAB (r) bc |
| Brightness (visual) | 11.4 mag |
| Brightness (B-band) | 12.2 mag |
| Angular expansion | 2.7 ′ × 1.5 ′ |
| Position angle | 63 ° |
| Surface brightness | 12.8 mag / arcmin² |
| Physical data | |
| Affiliation | NGC 2276 group NGC 2300 group LGG 145 |
| Redshift | 0.007412 ± 0.000023 |
| Radial velocity | (2222 ± 7) km / s |
|
Stroke distance v rad / H 0 |
(106 ± 8) · 10 6 ly (32.6 ± 2.3) Mpc |
| history | |
| discovery | Alphonse Borrelly |
| Discovery date | 1871 |
| Catalog names | |
| NGC 2268 • UGC 3653 • PGC 20458 • CGCG 362-036 • CGCG 363-020 • MCG + 14-04-022 • IRAS 07006 + 8427 • 2MASX J07141744 + 8422561 • GALEX ASC J071418.61 + 842256.0 • LDCE 540 NED002 | |
NGC 2268 is a barred spiral galaxy of the Hubble type SBbc in the constellation Giraffe in the northern sky . It is an estimated 106 million light years away from the Milky Way and about 80,000 light years in diameter.
Together with NGC 2276 , NGC 2300 , IC 455 , IC 469 , IC 499 and IC 512 u. a. it forms the NGC 2276 group .
The Type Ia supernova SN 1982B was observed here.
The object was discovered in 1871 by the astronomer Alphonse Borrelly using a 182 mm telescope and was later listed by Johan Dreyer in his New General Catalog .