NGC 4458
Galaxy in the Virgo constellation
From Wikipedia, the free encyclopedia
NGC 4458 is an elliptical galaxy located about 54 million light-years away[3][4] in the constellation of Virgo.[5] It was discovered by astronomer William Herschel on April 12, 1784.[6] NGC 4458 is a member of Markarian's Chain which is part of the Virgo Cluster.[7] It is in a pair with the galaxy NGC 4461.[8] NGC 4458 and NGC 4461 are interacting with each other.[9]
Right ascension12h 28m 57.5s[1]
Declination13° 14′ 31″[1]
| NGC 4458 | |
|---|---|
The elliptical galaxy NGC 4458 as imaged by the SDSS. | |
| Observation data (J2000 epoch) | |
| Constellation | Virgo |
| Right ascension | 12h 28m 57.5s[1] |
| Declination | 13° 14′ 31″[1] |
| Redshift | 0.002258/677 km/s[1] |
| Distance | 54,801,600 ly |
| Group or cluster | Virgo Cluster |
| Apparent magnitude (V) | 12.93 [1] |
| Characteristics | |
| Type | E0 [1] |
| Mass | ~1.07×1010[2] M☉ |
| Size | ~ 29,000 ly (estimated)[1] |
| Apparent size (V) | 1.7 x 1.6[1] |
| Other designations | |
| CGCG 70-114, MCG 2-32-82, PGC 41095, UGC 7610, VCC 1146[1] | |
NGC 4458 may have a supermassive black hole with an estimated mass of 200 million Suns (2×108 M☉).[2]
Nuclear disk
Counter-rotating core
Using Hubble images, it has been determined that NGC 4458 has a counter-rotating core.[9]
