NGC 4451
| Galaxy NGC 4451 |
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|---|---|
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| Photo from the Hubble Space Telescope | |
| AladinLite | |
| Constellation | Virgin |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 12 h 28 m 40.5 s |
| declination | + 09 ° 15 ′ 32 ″ |
| Appearance | |
| Morphological type | Sbc: / HII |
| Brightness (visual) | 12.6 mag |
| Brightness (B-band) | 13.4 mag |
| Angular expansion | 1.5 ′ × 0.9 ′ |
| Position angle | 162 ° |
| Surface brightness | 12.8 mag / arcmin² |
| Physical data | |
| Affiliation | Virgo cluster |
| Redshift | 0.002882 ± 0.000023 |
| Radial velocity | 864 ± 7 km / s |
|
Stroke distance v rad / H 0 |
(36 ± 3) x 10 6 ly (11.0 ± 0.8) Mpc |
| history | |
| discovery | Heinrich d'Arrest |
| Discovery date | March 19, 1865 |
| Catalog names | |
| NGC NGC 4451 • UGC 7600 • PGC 41050 • CGCG 070-111 • MCG + 02-32-079 • IRAS 12260 + 0932 • 2MASX J12284055 + 0915321 • VCC 1118 • ARAK 368 • LDCE 904 NED133 | |
NGC 4451 is a spiral dwarf galaxy with extensive star formation regions of the Hubble type Sbc: in the constellation Virgo north of the ecliptic . It is an estimated 36 million light years away from the Milky Way and has a diameter of about 15,000 ly. The galaxy is listed under catalog number VVC 1118 as part of the Virgo Galaxy Cluster.
In the same area of the sky are u. a. the galaxies NGC 4424 , NGC 4445 , IC 3366 , IC 3430 .
The Type IIP supernova SN 1985G was observed here.
The object was discovered on March 19, 1865 by Heinrich d'Arrest using an 11-inch telescope .