PGC 57932
| Galaxy LEDA / PGC 57932 |
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|---|---|
![NGC 6131 with LEDA 57932 (lu) & LEDA 2140377 (o) [1] SDSS image](https://de.wikipedia.org/wiki/Datei:NGC6131_-_SDSS_DR14.jpg)
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| NGC 6131 with LEDA 57932 (lu) & LEDA 2140377 (o) SDSS image | |
| AladinLite | |
| Constellation | Northern crown |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 16 h 22 m 00.2 s |
| declination | + 38 ° 54 ′ 54 ″ |
| Appearance | |
| Morphological type | Sc |
| Brightness (visual) | 14.5 mag |
| Brightness (B-band) | 15.5 mag |
| Angular expansion | 0.4 '× 0.2' |
| Position angle | 40 ° |
| Surface brightness | 11.6 mag / arcmin² |
| Physical data | |
| Redshift | 0.017405 ± 0.000050 |
| Radial velocity | 5218 ± 15 km / s |
|
Stroke distance v rad / H 0 |
(240 ± 17) · 10 6 ly (73.6 ± 5.2) Mpc |
| history | |
| Catalog names | |
| NGC 6131B • PGC 57932 • MCG + 07-34-005 • KUG 1620 + 390B • 2MASX J16220020 + 3854537 • GALEX ASC J162200.24 + 385453.8 • SDSS J162200.24 + 385454.3 • NSA 54232 • HOLM 742B | |
LEDA / PGC 57932 (also NGC 6131B ) is a lens-shaped galaxy of the Hubble-type S0 in the constellation Corona Borealis in the northern sky . It is an estimated 240 million light years from the Milky Way and about 30,000 light years in diameter. Together with NGC 6131 , it forms the galaxy pair Holm 742 .
In the same area of the sky is u. a. the galaxy NGC 6129 .