PGC 1917502
| Galaxy LEDA / PGC 1917502 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Berenike's hair |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 20 m 28.520 s |
| declination | + 30 ° 46 ′ 33.00 ″ |
| Appearance | |
| Brightness (B-band) | 16.6 mag |
| Angular expansion | 0.4 ′ × 0.24 ′ |
| Physical data | |
| Redshift | 0.048000 ± 0.000160 |
| Radial velocity | 14,390 ± 48 km / s |
|
Stroke distance v rad / H 0 |
(643 ± 45) · 10 6 Lj (197.2 ± 13.8) Mpc |
| history | |
| Catalog names | |
| PGC 1917502 • 2MASX J12202842 + 3046321 • 2MASS J12202847 + 3046322 • GALEX ASC J122028.52 + 304633.7 • SDSS J122028.51 + 304633.0 • NSA 102930 | |
LEDA / PGC 1917502 is a galaxy in the constellation Coma Berenices in the northern sky , an estimated 643 million light years away from the Milky Way . Together with PGC 39837 it forms an optical pair of galaxies.