NGC 3045
| Galaxy NGC 3045 |
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|---|---|
![NGC 3045 [1] Hubble Space Telescope](https://de.wikipedia.org/wiki/Datei:NGC_3045_hst_06359_55_606.png)
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| NGC 3045 Hubble Space Telescope | |
| AladinLite | |
| Constellation | Water snake |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 09 h 53 m 17.66 s |
| declination | -18 ° 38 ′ 42.4 ″ |
| Appearance | |
| Morphological type | SB (rs) from: / HII |
| Brightness (visual) | 13.3 mag |
| Brightness (B-band) | 14.1 mag |
| Angular expansion | 1.40 × 0.6 |
| Position angle | 20 ° |
| Surface brightness | 13.0 mag / arcmin² |
| Physical data | |
| Redshift | 0.007512 ± 0.000020 |
| Radial velocity | 2252 ± 6 km / s |
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Stroke distance v rad / H 0 |
(92 ± 7) x 10 6 ly (28.1 ± 2.0) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | March 23, 1835 |
| Catalog names | |
| NGC 3045 • PGC 28492 • PGC 28493 • ESO 566-022 • MCG -03-25-028 • IRAS 09509-1824 • 2MASX J09531766-1838423 • SGC 095056-1824.6 • GALEX ASC J095317.62-183843.2 • NVSS J095317-183840 • WISEA J095317.64-183842.3 | |
NGC 3045 is a spiral galaxy of Hubble type Sb with vast star-forming regions in the constellation Hydra south of the ecliptic . It is estimated to be 92 million light years from the Milky Way and about 40,000 light years in diameter.
In the same area of the sky are u. a. the galaxies NGC 3028 and NGC 3052 .
The object was discovered on March 23, 1835 by the astronomer John Herschel with a 48 cm telescope.