NGC 3458
| Galaxy NGC 3458 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | Big Bear |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 10 h 56 m 01.5 s |
| declination | + 57 ° 07 ′ 01 ″ |
| Appearance | |
| Morphological type | SAB0 |
| Brightness (visual) | 12.3 mag |
| Brightness (B-band) | 13.3 mag |
| Angular expansion | 1.4 ′ × 0.8 ′ |
| Position angle | 5 ° |
| Surface brightness | 12.3 mag / arcmin² |
| Physical data | |
| Affiliation | NGC 3445 group LGG 226 |
| Redshift | 0.006261 ± 0.000017 |
| Radial velocity | 1877 ± 5 km / s |
|
Stroke distance v rad / H 0 |
(87 ± 6) · 10 6 ly (26.7 ± 1.9) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | April 8, 1793 |
| Catalog names | |
| NGC 3458 • UGC 6037 • PGC 32854 • CGCG 291-014 • MCG + 10-16-026 • 2MASX J10560145 + 5707010 • GC 2257 • H I 268 • LDCE 0867 NED005 | |
NGC 3458 is a lenticular galaxy of the Hubble type SB0 and constellation Great Bear in the northern sky . It is estimated to be 7 million light years from the Milky Way and about 35,000 light years in diameter. Together with NGC 3445 , NGC 3440 and PGC 32784 , it forms the NGC 3445 group ( LGG 226 ).
The object was discovered by Wilhelm Herschel on April 8, 1793 .