HCG 30
right ascension (1950) |
04 33 56.6 |
|
declination (1950) |
-02 56 09.1 |
|
galactic longitude (deg) |
198.81 |
|
galactic latitude (deg) |
-31.09 |
|
mean redshift |
0.0154 |
|
total blue magnitude |
12.30 |
|
number of galaxies |
4 |
|
number of accordant galaxies |
4 |
|
median galaxy separation (kpc) |
51.3 |
|
radial velocity dispersion (km/s) |
72.4 |
|
crossing time/Hubble time |
0.0603 |
|
mass-to-light ratio (solar units) |
10.7 |
|
image size |
10 arcmin |