NGC 4502
Galaxy NGC 4502 |
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SDSS recording | |
AladinLite | |
Constellation | Berenike's hair |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 12 h 32 m 03.3 s |
declination | + 16 ° 41 ′ 16 ″ |
Appearance | |
Morphological type | Scd / HII |
Brightness (visual) | 14.0 mag |
Brightness (B-band) | 14.7 mag |
Angular expansion | 1.1 ′ × 0.6 ′ |
Position angle | 40 ° |
Surface brightness | 13.4 mag / arcmin² |
Physical data | |
Affiliation | LGG 289 |
Redshift | 0.005424 ± 0.000017 |
Radial velocity | 1626 ± 5 km / s |
Stroke distance v rad / H 0 |
(71 ± 5) · 10 6 ly (21.8 ± 1.5) Mpc |
history | |
discovery | William Herschel |
Discovery date | March 21, 1784 |
Catalog names | |
NGC 4502 • UGC 7677 • PGC 41531 • CGCG 099-078 • MCG + 03-32-60 • 2MASX J12320335 + 1641157 • VCC 1410 • GC 3053 • H II 92 • h 1314 • KUG 1229 + 169 |
NGC 4502 is a spiral galaxy with a high star formation rate of the Hubble type Scd in the constellation Haar der Berenike. It is an estimated 71 million light years from the Milky Way .
The object was discovered on March 21, 1784 by the astronomer William Herschel using his 18.7-inch mirror telescope.