HCG 31
right ascension (1950) |
04 59 07.96 |
|
declination (1950) |
-04 19 52.0 |
|
galactic longitude (deg) |
203.72 |
|
galactic latitude (deg) |
-26.30 |
|
mean redshift |
0.0137 |
|
total blue magnitude |
12.30 |
|
number of galaxies |
4 |
|
number of accordant galaxies |
3 |
|
median galaxy separation (kpc) |
8.1 |
|
radial velocity dispersion (km/s) |
56.2 |
|
crossing time/Hubble time |
0.0158 |
|
mass-to-light ratio (solar units) |
1.2 |
|
image size |
5 arcmin |