NGC 22
| Galaxy data from NGC 22 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Pegasus |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 00 h 09 m 48.2 s |
| declination | + 27 ° 49 ′ 56 ″ |
| Appearance | |
| Morphological type | Sb |
| Brightness (visual) | 13.8 mag |
| Brightness (B-band) | 14.6 mag |
| Angular expansion | 1.7 ′ × 1.3 ′ |
| Position angle | 154.8 ° |
| Surface brightness | 13.9 mag / arcmin² |
| Physical data | |
| Redshift | 0.027726 ± 0.000003 |
| Radial velocity | 8312 ± 1 km / s |
|
Stroke distance v rad / H 0 |
(379 ± 26) · 10 6 ly (116.2 ± 8.1) Mpc |
| history | |
| discovery | Édouard Stephan |
| Discovery date | October 2, 1883 |
| Catalog names | |
| NGC 22 • UGC 86 • PGC 690 • CGCG 499-055 • MCG + 05-01-039 • IRAS F00072 + 2733 • 2MASX J00094817 + 2749564 • Stephan XII • LDCE 5 NED001 | |
NGC 22 is a spiral galaxy of Hubble type Sb in the constellation Pegasus at the northern sky . It is estimated to be 379 million light years away from the Milky Way and has a diameter of around 145,000 ly.
In the same area of the sky are the galaxies NGC 1 , NGC 2 , NGC 16 , among others .
The object was discovered on October 2, 1883 by the French astronomer Édouard Jean-Marie Stephan .
Web links
Commons : NGC 22 - collection of images, videos and audio files
