sdss_catl_clean_nmin¶
-
cosmo_utils.mock_catalogues.catls_utils.
sdss_catl_clean_nmin
(catl_pd, catl_kind, catl_info='members', nmin=1, perf_opt=False)[source] [edit on github]¶ Cleans the catalogue removing
failed
values, and only includes galaxies that are in groups/halos above anmin
threshold.Parameters: catl_pd :
pandas.DataFrame
Dataset with the catalogue information.
catl_kind : {‘data’, ‘mocks’} str, optional
Type of catalogue to use. This variable is set to
data
by default.- Options:
data
: catalogues come from SDSSreal
cataloguemocks
: catalogue come from SDSSmock
catalogues
catl_info : {‘members’, ‘groups’} str, optional
Option for which kind of catalogues to use.
- Options:
members
: Member galaxies of group cataloguesgroups
: Catalogues withgroup
information.
nmin : int, optional
Minimum group richness to have in the (galaxy) group catalogue. This variable is set to
1
by default.perf_opt :
bool
, optionalOption for using a
perfect
mock catalogue.Raises: LSSUtils_Error : Exception from
LSSUtils_Error
Program exception if input parameters are accepted.