NGC 4635
| Galaxy NGC 4635 |
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|---|---|
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| High-resolution image of the spiral galaxy NGC 4635 using the Hubble space telescope | |
| AladinLite | |
| Constellation | Berenike's hair |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 12 h 42 m 39.2 s |
| declination | + 19 ° 56 ′ 43 ″ |
| Appearance | |
| Morphological type | SAB (s) d / AGN? |
| Brightness (visual) | 12.7 mag |
| Brightness (B-band) | 13.4 mag |
| Angular expansion | 1.9 ′ × 1.4 ′ |
| Position angle | 170 ° |
| Surface brightness | 13.6 mag / arcmin² |
| Physical data | |
| Redshift | 0.003149 +/- 0.000003 |
| Radial velocity | 944 +/- 1 km / s |
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Stroke distance v rad / H 0 |
(41 ± 3) · 10 6 ly (12.6 ± 0.9) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | March 17, 1834 |
| Catalog names | |
| NGC 4635 • UGC 7876 • PGC 42704 • CGCG 100-003 • CGCG 099-113 • MCG + 03-32-87 • IRAS 12402 + 2012 • KUG 1240 + 202 • 2MASX J12423925 + 195642 • GC 3168 • h 1400 • KARA 547 | |
NGC 4635 is a bar-spiral galaxy of the Hubble type SBcd in the constellation Haar der Berenike . It is estimated that 41 million light-years from the Milky Way from
The galaxy was discovered in 1831 by the astronomer John Herschel using his 18.7-inch mirror telescope.
Web links
- NGC 4635. SIMBAD, accessed January 24, 2015 .
- NGC 4635. DSO Browser, accessed January 24, 2015 .
- Auke Slotegraaf: NGC 4635. Deep Sky Observer's Companion, accessed January 24, 2015 .