NGC 634
| Galaxy NGC 634 |
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|---|---|
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| Shot of the Hubble Space Telescope's Advanced Camera for Surveys | |
| AladinLite | |
| Constellation | triangle |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 01 h 38 m 18.6 s |
| declination | + 35 ° 21 ′ 53 ″ |
| Appearance | |
| Morphological type | Sat |
| Brightness (visual) | 13.0 likes |
| Brightness (B-band) | 13.9 likes |
| Angular expansion | 2.1 ′ × 0.6 ′ |
| Position angle | 167 ° |
| Surface brightness | 13.1 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 26 |
| Redshift | 0.016428 +/- 0.000027 |
| Radial velocity | 4925 +/- 8 km / s |
|
Stroke distance v rad / H 0 |
(226 ± 16) x 10 6 ly (69.4 ± 4.9) Mpc |
| history | |
| discovery | Édouard Jean-Marie Stephan |
| Discovery date | October 26, 1876 |
| Catalog names | |
| NGC 634 • UGC 1164 • PGC 6059 • CGCG 521-060 • MCG + 06-04-048 • IRAS F01354 + 3506 • 2MASX J01381867 + 3521534 • GC 5191 • LDCE 0074 NED094 | |
NGC 634 is a spiral galaxy of Hubble type Sa in the constellation triangle at the northern sky , an estimated 226 million light-years from the Milky Way 's center.
The object was discovered on October 26, 1876 by the French astronomer Édouard Jean-Marie Stephan .
Web links
Commons : NGC 634 - collection of images, videos, and audio files
- astronews.com: Picture of the day June 9, 2011
Individual evidence