Gaia Data Release 3
Open Access

Table 1.

Individual contributions of the non-stellar CU8 modules to the Gaia DR3.

Module Table and field names Number of non-empty rows
DSC (source classification) astrophysical_parameters
classprob_dsc_allosmod(a) 1 370 759 105
classprob_dsc_specmod(b), classprob_dsc_combmod(c) 1 590 760 469
gaia_source
classprob_dsc_combmod(c) 1 590 760 469
galaxy_candidates
classprob_dsc_combmod(c), classlabel_dsc, 4 841 799
classlabel_dsc_joint
qso_candidates
classprob_dsc_combmod(c), classlabel_dsc, 6 647 511
classlabel_dsc_joint

OA (source classification based on self-organising map) oa_neuron_information (78 fields) 900 (1 per neuron)
oa_neuron_xp_spectra (7 fields) 78 300 (900 neurons × 87 samples per spectrum)
astrophysical_parameters
neuron_oa_id, neuron_oa_dist 56 416 360
neuron_oa_dist_percentile_rank, flags_oa
galaxy_candidates
classlabel_oa 1 901 026
qso_candidates
classlabel_oa 2 803 225

QSOC (quasar redshift determination) qso_candidates
redshift_qsoc, redshift_qsoc_lower 6 375 063
redshift_qsoc_upper, ccfratio_qsoc,
zscore_qsoc, flags_qsoc

UGC (galaxy redshift determination) galaxy_candidates
redshift_ugc, redshift_ugc_lower, 1 367 153
redshift_ugc_upper

TGE (Galactic extinction) total_galactic_extinction_map (10 fields) 4 177 920 (49 152 in HEALPix level 6, 196 608 in level 7, 786 432 in level 8, 3 145 728 in level 9)
total_galactic_extinction_map_opt (7 fields) 3 145 728 (HEALPix level 9)

Notes.

(c)

Corresponding to classprob_dsc_combmod_quasar, classprob_dsc_combmod_galaxy, classprob_dsc_combmod_star, classprob_dsc_combmod_whitedwarf and classprob_dsc_combmod_binarystar. See the sections dedicated to each module for a complete description of the fields and tables listed herein. Fields from module-specific tables (i.e. OA and TGE) are not listed here.

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