NGC 4635
Galaxy NGC 4635 |
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High-resolution image of the spiral galaxy NGC 4635 using the Hubble space telescope | |
AladinLite | |
Constellation | Berenike's hair |
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 |
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 .