NGC 4500
| Galaxy NGC 4500 |
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|---|---|
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| Photo from the Hubble Space Telescope | |
| AladinLite | |
| Constellation | Big Bear |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 12 h 31 m 22.1 s |
| declination | + 57 ° 57 ′ 53 ″ |
| Appearance | |
| Morphological type | SB (s) a |
| Brightness (visual) | 12.3 mag |
| Brightness (B-band) | 13.2 mag |
| Angular expansion | 1.6 ′ × 1.1 ′ |
| Position angle | 130 ° |
| Surface brightness | 12.8 mag / arcmin² |
| Physical data | |
| Redshift | 0.010377 ± 0.000043 |
| Radial velocity | 3111 ± 13 km / s |
|
Stroke distance v rad / H 0 |
(143 ± 10) · 10 6 ly (43.9 ± 3.1) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | April 17, 1789 |
| Catalog names | |
| NGC 4500 • UGC 7667 • PGC 41436 • CGCG 293-026 • MCG + 10-18-062 • IRAS 12290 + 5814 • 2MASX J12312214 + 5757528 • GC 3048 • H I 234 • h 1311 • MK 213 | |
NGC 4500 is a barred spiral galaxy with a high rate of star formation of the Hubble type SBa in the constellation Great Bear. It is estimated to be 143 million light years from the Milky Way and about 65,000 ly in diameter.
The object was discovered on April 17, 1789 by the astronomer William Herschel using his 18.7 inch mirror telescope.