This table contains the semi-analytic galaxy catalogues of Bower
et al (2006).
| column | type | UCD | unit | description |
|---|
| ID |
long |
meta.id;meta.main |
|
Id of galaxy, unique within simulation and semi-analytic run |
| LastProgenitorId |
long |
meta.id.assoc |
|
All galaxies with IDs between the ID of this galaxy and LastProgenitorId are the merger tree rooted at this galaxy.
|
| DescendantId |
long |
meta.id.assoc |
|
pointer to the descendant of this galaxy in the merger tree
|
| redshift |
float |
time |
|
redshift of the snapshot where this galaxy resides
|
| x |
float |
pos.cartesian.x |
1/h Mpc |
x-component position
|
| y |
float |
pos.cartesian.y |
1/h Mpc |
y-component position
|
| z |
float |
pos.cartesian.z |
1/h Mpc |
z-component position
|
| vx |
float |
phys.veloc |
(a^0.5) km/s |
x-component of peculiar velocity
|
| vy |
float |
phys.veloc |
(a^0.5) km/s |
y-component of peculiar velocity
|
| vz |
float |
phys.veloc |
(a^0.5) km/s |
z-component of peculiar velocity
|
| mstars_tot |
float |
phys.mass |
1/h Msun |
total stellar mass of the galaxy |
| mhhalo |
float |
phys.mass |
1/h Msun |
mass of the host halo of this galaxy |
| isat |
int |
src.class |
|
1 indicates central galaxy of the DHalo, 0 indicates a
satellite galaxy
|
| magBr |
float |
em.opt.B |
|
Absolute rest frame B band magnitude (Vega) of galaxy.
|
| magBJr |
float |
em.opt.B |
|
Absolute rest frame Bj band magnitude (Vega) of galaxy.
|
| magVr |
float |
em.opt.V |
|
Absolute rest frame V band magnitude (Vega) of galaxy.
|
| magRr |
float |
em.opt.R |
|
Absolute rest frame R band magnitude (Vega) of galaxy.
|
| magKr |
float |
em.opt.K |
|
Absolute rest frame K band magnitude (Vega) of galaxy.
|
| DHaloID |
long |
meta.id.assoc |
|
The ID of the DHalo this galaxy belongs to.
|
