NGC 268
| Galaxy NGC 268 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | whale |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 00 h 50 m 09.5 s |
| declination | -05 ° 11 ′ 37 ″ |
| Appearance | |
| Morphological type | SB (s) bc: HII |
| Brightness (visual) | 13.1 mag |
| Brightness (B-band) | 13.9 likes |
| Angular expansion | 1.6 ′ × 1.1 ′ |
| Position angle | 75 ° |
| Surface brightness | 13.6 mag / arcmin² |
| Physical data | |
| Redshift | +0.018326 ± 0.000013 |
| Radial velocity | +5494 ± 4 km / s |
|
Stroke distance v rad / H 0 |
(249 ± 17) · 10 6 ly (76.2 ± 5.3) Mpc |
| history | |
| discovery | FW Herschel |
| Discovery date | November 22, 1785 |
| Catalog names | |
| NGC 268 • PGC 2927 • MCG -01-03-017 • IRAS 00476-0527 • 2MASX J00500956-0511376 • GC 151 • H III 463 • h 66 • LDCE 0045 NED009 | |
NGC 268 is a barred spiral galaxy in the constellation Whale , which is about 249 million light years from the Milky Way .
NGC 268 was discovered on November 22, 1785 by the German-British astronomer Friedrich Wilhelm Herschel .