NGC 4305
| Galaxy NGC 4305 |
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![SDSS image from NGC 4305 [1]](https://de.wikipedia.org/wiki/Datei:NGC4305_-_SDSS_DR14.jpg)
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| SDSS image from NGC 4305 | |
| AladinLite | |
| Constellation | Virgin |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 12 h 22 m 03,602 s |
| declination | + 12 ° 44 ′ 27.33 ″ |
| Appearance | |
| Morphological type | SA (r) a |
| Brightness (visual) | 12.4 mag |
| Brightness (B-band) | 13.3 mag |
| Angular expansion | 2.2 'x 1.2' |
| Position angle | 32 ° |
| Surface brightness | 13.53 mag / arcmin² |
| Physical data | |
| Affiliation | Virgo cluster NGC 4461 group LGG 286 |
| Redshift | 0.006298 ± 0.000040 |
| Radial velocity | 1888 ± 12 km / s |
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Stroke distance v rad / H 0 |
(82 ± 6) · 10 6 ly (25.1 ± 1.8) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | May 2, 1829 |
| Catalog names | |
| NGC 4305 • UGC 7432 • PGC 40030 • CGCG 070-031 • MCG + 02-32-013 • 2MASX J12220361 + 1244269 • VCC 522 • GALEX ASC J122203.69 + 124427.8 • WISEA J122203.61 + 124427.2 • EVCC 0436 • VPC 178 • LDCE 904 NED066 • HOLM 381A • KPG 333A | |
NGC 4305 is a spiral galaxy of Hubble type Sa in the constellation Virgo north of the ecliptic . It is estimated to be 82 million light-years from the Milky Way and about 55,000 light-years across. Together with NGC 4306 , it forms the gravitationally bound galaxy pair Holm 381 or KPG 333 . Together with eight other galaxies, it is part of the NGC 4461 group ( LGG 286 ) and is listed as a member of the Virgo galaxy cluster under catalog number VCC 522 .
In the same area of the sky are u. a. the galaxies NGC 4267 , IC 3233 , IC 3246 , IC 3258 .
The object was discovered by John Herschel on May 2, 1829 .