column | type | UCD | unit | description |
mxxl_id |
long |
|
|
Halo ID from the MXXL simulation |
snap |
integer |
|
|
Snapshot number from the MXXL simulation |
galaxy_type |
integer |
|
|
A central galaxy in a resolved halo. 1 = A satellite galaxy in a resolved halo.
2 = A central galaxy in an unresolved halo. 3 = A satellite galaxy in an unresolved halo |
halo_mass |
float |
|
1e10Msun/h |
Mass of host halo, defined as the mass enclosed by a sphere in which the average density is 200 times the mean density of the Universe |
ra |
float |
|
degrees |
Right ascension |
dec |
float |
|
degrees |
Declination |
abs_mag |
float |
|
|
Rest frame SDSS r-band absolute magnitude, k-corrected to z = 0.1 with no evolutionary correction, and assumes h = 1 |
app_mag |
float |
|
|
SDSS r-band apparent magnitude |
g_r |
float |
|
|
Rest frame SDSS g-r colour, k-corrected to z = 0.1 |
z_cos |
float |
|
|
Cosmological redshift, without peculiar velocity |
z_obs |
float |
|
|
Observed redshift, with peculiar velocity |