NGC 881
| Galaxy NGC 881 |
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|---|---|
![NGC 881 with LEDA 1030720 & LEDA 1030834 (ro) [1] SDSS image](https://de.wikipedia.org/wiki/Datei:NGC881_-_SDSS_DR14.jpg)
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| NGC 881 with LEDA 1030720 & LEDA 1030834 (ro) SDSS image | |
| AladinLite | |
| Constellation | whale |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 02 h 18 m 45.27 s |
| declination | -06 ° 38 ′ 20.7 ″ |
| Appearance | |
| Morphological type | SAB (r) c |
| Brightness (visual) | 12.5 mag |
| Brightness (B-band) | 13.2 mag |
| Angular expansion | 2.3 ′ × 1.5 ′ |
| Position angle | 135 ° |
| Surface brightness | 13.7 mag / arcmin² |
| Physical data | |
| Redshift | 0.017555 ± 0.000023 |
| Radial velocity | 5263 ± 7 km / s |
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Stroke distance v rad / H 0 |
(235 ± 17) x 10 6 ly (72.2 ± 5.1) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | September 10, 1785 |
| Catalog names | |
| NGC 881 • UGC 1831 • PGC 8822 • MCG -01-06-089 • IRAS F02162-0652 • 2MASX J02184528-0638208 • GC 518 • H II 436 • h 211 • GALEX ASC J021845.24-063818.9 • LDCE 154 NED006 • NVSS J021845-063821 | |
NGC 881 is a spiral galaxy of Hubble type Sc in the constellation Cetus south of the celestial equator . It is estimated to be 235 million light years from the Milky Way and approximately 155,000 light years across.
In the same area of the sky are u. a. the galaxies NGC 883 and IC 219 .
The type Iap supernova SN 2011hk was observed here.
The object was discovered on September 10, 1785 by William Herschel .
Web links
Commons : NGC 881 - collection of images, videos, and audio files
