17.1.1 gaia_source table
The data fields of gaia_source, the main table of the Gaia Catalogue, are described in Section 20.1.1. Statistics are provided in Table 17.1 and a selection of plots in Section 17.2.
| Field name | Null values | Minimum | Maximum | Mean | Std. dev. |
| ag_gspphot | 1340950508 | 0 | 7.41 | 0.605 | 0.958 |
| ag_gspphot_lower | 1340950508 | 0 | 7.41 | 0.571 | 0.949 |
| ag_gspphot_upper | 1340950508 | 0.0001 | 7.41 | 0.65 | 0.963 |
| astrometric_chi2_al | 0 | 2.73 | 5.78e+09 | 3.19e+03 | 6.42e+05 |
| astrometric_excess_noise | 0 | 0 | 1.13e+03 | 1.45 | 5.41 |
| astrometric_excess_noise_sig | 0 | 0 | 1.94e+08 | 97.7 | 2.17e+04 |
| astrometric_gof_al | 0 | -31.9 | 1.04e+04 | 3.1 | 21 |
| astrometric_matched_transits | 0 | 5 | 178 | 32.1 | 18 |
| astrometric_n_bad_obs_al | 0 | 0 | 299 | 1.61 | 2.65 |
| astrometric_n_good_obs_al | 0 | 10 | 1.56e+03 | 277 | 156 |
| astrometric_n_obs_ac | 0 | 0 | 1.52e+03 | 1.59 | 24.7 |
| astrometric_n_obs_al | 0 | 12 | 1.56e+03 | 279 | 157 |
| astrometric_params_solved | 0 | 3 | 95 | 56.9 | 38.4 |
| astrometric_primary_flag | 0 | 0 | 1 | 0.0079 | 0.0885 |
| astrometric_sigma5d_max | 0 | 0.00994 | 2.63e+10 | 1.07e+04 | 1.76e+06 |
| azero_gspphot | 1340950508 | 0 | 10 | 0.829 | 1.38 |
| azero_gspphot_lower | 1340950508 | 0 | 10 | 0.786 | 1.37 |
| azero_gspphot_upper | 1340950508 | 0.0001 | 10 | 0.887 | 1.39 |
| b | 0 | -90 | 90 | -1.28 | 15.6 |
| bp_g | 269681608 | -8.43 | 7.02 | 0.69 | 0.491 |
| bp_rp | 270939282 | -7.35 | 10.2 | 1.61 | 0.625 |
| classprob_dsc_combmod_galaxy | 220949302 | 0 | 1 | 0.00234 | 0.0461 |
| classprob_dsc_combmod_quasar | 220949302 | 0 | 1 | 0.00364 | 0.0542 |
| classprob_dsc_combmod_star | 220949302 | 0 | 1 | 0.993 | 0.0769 |
| dec | 0 | -90 | 90 | -18.4 | 36.5 |
| dec_error | 0 | 0.0043 | 100 | 1.38 | 3.96 |
| dec_parallax_corr | 343964953 | -0.992 | 0.978 | -0.0942 | 0.242 |
| dec_pmdec_corr | 343964953 | -0.997 | 0.997 | -0.201 | 0.342 |
| dec_pmra_corr | 343964953 | -0.993 | 0.99 | -0.0533 | 0.215 |
| dec_pseudocolour_corr | 929381662 | -0.937 | 0.917 | 0.0115 | 0.146 |
| distance_gspphot | 1340950508 | 1.3 | 3.62e+04 | 1.43e+03 | 1.16e+03 |
| distance_gspphot_lower | 1340950508 | 1.3 | 3.57e+04 | 1.35e+03 | 1.13e+03 |
| distance_gspphot_upper | 1340950508 | 1.3 | 3.63e+04 | 1.53e+03 | 1.2e+03 |
| duplicated_source | 0 | 0 | 1 | 0.00773 | 0.0876 |
| ebpminrp_gspphot | 1340950508 | 0 | 4.23 | 0.334 | 0.537 |
| ebpminrp_gspphot_lower | 1340950508 | 0 | 4.22 | 0.315 | 0.532 |
| ebpminrp_gspphot_upper | 1340950508 | 0.0001 | 4.23 | 0.358 | 0.54 |
| ecl_lat | 0 | -90 | 90 | -6.24 | 36.5 |
| ecl_lon | 0 | 5.22e-07 | 360 | 234 | 78 |
| g_rp | 260559960 | -4.87 | 11.5 | 0.922 | 0.377 |
| grvs_mag | 1779477584 | 2.76 | 14.1 | 12.7 | 1.15 |
| grvs_mag_error | 1779477584 | 0.004 | 2.01 | 0.0742 | 0.0671 |
| grvs_mag_nb_transits | 1779477584 | 2 | 219 | 14.2 | 8.13 |
| has_epoch_photometry | 0 | 0 | 1 | 0.00649 | 0.0803 |
| has_epoch_rv | 0 | 0 | 1 | 1.05e-06 | 0.00102 |
| has_mcmc_gspphot | 0 | 0 | 1 | 0.248 | 0.432 |
| has_mcmc_msc | 0 | 0 | 1 | 0.192 | 0.394 |
| has_rvs | 0 | 0 | 1 | 0.000552 | 0.0235 |
| has_xp_continuous | 0 | 0 | 1 | 0.121 | 0.326 |
| has_xp_sampled | 0 | 0 | 1 | 0.019 | 0.137 |
| in_andromeda_survey | 0 | 0 | 1 | 0.000694 | 0.0263 |
| in_galaxy_candidates | 0 | 0 | 1 | 0.00267 | 0.0516 |
| in_qso_candidates | 0 | 0 | 1 | 0.00367 | 0.0605 |
| ipd_frac_multi_peak | 0 | 0 | 100 | 1.49 | 6.8 |
| ipd_frac_odd_win | 0 | 0 | 100 | 3.94 | 13.2 |
| ipd_gof_harmonic_amplitude | 0 | 7.66e-07 | 1.44e+04 | 0.13 | 1.71 |
| ipd_gof_harmonic_phase | 0 | 1.65e-08 | 180 | 88.3 | 57.7 |
| l | 0 | 1.06e-07 | 360 | 184 | 136 |
| logg_gspphot | 1340950508 | -0.5 | 5.5 | 4.52 | 0.514 |
| logg_gspphot_lower | 1340950508 | -0.5 | 5.49 | 4.47 | 0.515 |
| logg_gspphot_upper | 1340950508 | -0.5 | 5.5 | 4.56 | 0.51 |
| matched_transits | 0 | 5 | 328 | 35.3 | 19.8 |
| matched_transits_removed | 0 | 0 | 242 | 0.27 | 0.902 |
| mh_gspphot | 1340950508 | -4.15 | 0.8 | -1.17 | 0.877 |
| mh_gspphot_lower | 1340950508 | -4.15 | 0.8 | -1.3 | 0.947 |
| mh_gspphot_upper | 1340950508 | -4.15 | 0.8 | -1.01 | 0.804 |
| new_matched_transits | 0 | 0 | 328 | 14.4 | 10.7 |
| non_single_star | 0 | 0 | 7 | 0.000779 | 0.0424 |
| nu_eff_used_in_astrometry | 1226293062 | -0.117 | 4.57 | 1.45 | 0.083 |
| parallax | 343964953 | -187 | 768 | 0.366 | 1.03 |
| parallax_error | 343964953 | 0.00719 | 5.8 | 0.464 | 0.42 |
| parallax_over_error | 343964953 | -161 | 1.54e+04 | 3.63 | 17.5 |
| parallax_pmdec_corr | 343964953 | -0.952 | 0.978 | 0.0394 | 0.216 |
| parallax_pmra_corr | 343964953 | -0.951 | 0.939 | -0.0709 | 0.215 |
| parallax_pseudocolour_corr | 929381662 | -0.912 | 0.884 | 0.0193 | 0.154 |
| phot_bp_mean_flux | 269676299 | 1.01 | 1.5e+09 | 2.97e+03 | 3.72e+05 |
| phot_bp_mean_flux_error | 269676299 | 0 | 7.11e+07 | 17.6 | 8.85e+03 |
| phot_bp_mean_flux_over_error | 269676302 | 0.0534 | 9.42e+07 | 70.3 | 5.27e+03 |
| phot_bp_mean_mag | 269676299 | 2.4 | 25.3 | 19.9 | 1.65 |
| phot_bp_n_blended_transits | 269676299 | 0 | 263 | 4.71 | 11 |
| phot_bp_n_contaminated_transits | 269676299 | 0 | 211 | 0.0154 | 0.356 |
| phot_bp_n_obs | 0 | 0 | 268 | 24.7 | 20.3 |
| phot_bp_rp_excess_factor | 270939431 | 0.039 | 1.71e+04 | 1.5 | 1.37 |
| phot_g_mean_flux | 5455339 | 12.4 | 3.82e+09 | 5.55e+03 | 7.6e+05 |
| phot_g_mean_flux_error | 5455339 | 0.275 | 6.12e+07 | 5.49 | 3.76e+03 |
| phot_g_mean_flux_over_error | 5455339 | 1.08 | 2.29e+04 | 521 | 844 |
| phot_g_mean_mag | 5455339 | 1.73 | 23 | 19.3 | 1.55 |
| phot_g_n_obs | 0 | 0 | 2.4e+03 | 289 | 166 |
| phot_proc_mode | 1602051 | 0 | 2 | 0.287 | 0.654 |
| phot_rp_mean_flux | 256711832 | 1.05 | 1.59e+09 | 5.13e+03 | 5.32e+05 |
| phot_rp_mean_flux_error | 256711832 | 0 | 8.96e+07 | 26.1 | 8.03e+03 |
| phot_rp_mean_flux_over_error | 256711835 | 0.0546 | 8.14e+07 | 127 | 4.92e+03 |
| phot_rp_mean_mag | 256711832 | 1.74 | 24.7 | 18.3 | 1.57 |
| phot_rp_n_blended_transits | 256711832 | 0 | 262 | 4.67 | 11 |
| phot_rp_n_contaminated_transits | 256711832 | 0 | 216 | 0.0146 | 0.371 |
| phot_rp_n_obs | 0 | 0 | 263 | 25.7 | 20.2 |
| pm | 343964953 | 0.000194 | 1.04e+04 | 6.53 | 6.21 |
| pmdec | 343964953 | -5.82e+03 | 1.04e+04 | -3.12 | 5.75 |
| pmdec_error | 343964953 | 0.00529 | 3.44 | 0.449 | 0.429 |
| pmdec_pseudocolour_corr | 929381662 | -0.882 | 0.88 | -0.0457 | 0.152 |
| pmra | 343964953 | -4.41e+03 | 6.77e+03 | -2.56 | 5.64 |
| pmra_error | 343964953 | 0.00396 | 3.45 | 0.505 | 0.482 |
| pmra_pmdec_corr | 343964953 | -0.997 | 0.997 | 0.105 | 0.273 |
| pmra_pseudocolour_corr | 929381662 | -0.922 | 0.842 | -0.0676 | 0.135 |
| pseudocolour | 929381662 | -3.27 | 5.84 | 1.35 | 0.196 |
| pseudocolour_error | 929381662 | 0.00107 | 1.1 | 0.129 | 0.0818 |
| ra | 0 | 3.41e-07 | 360 | 229 | 77.8 |
| ra_dec_corr | 0 | -1 | 1 | 0.162 | 0.369 |
| ra_error | 0 | 0.00354 | 100 | 1.66 | 4.94 |
| ra_parallax_corr | 343964953 | -0.984 | 0.99 | -0.0287 | 0.2 |
| ra_pmdec_corr | 343964953 | -0.996 | 0.995 | -0.0793 | 0.226 |
| ra_pmra_corr | 343964953 | -0.993 | 0.993 | -0.133 | 0.227 |
| ra_pseudocolour_corr | 929381662 | -0.932 | 0.917 | -0.053 | 0.14 |
| radial_velocity | 1777897588 | -907 | 915 | -3.3 | 53.6 |
| radial_velocity_error | 1777897588 | 0.113 | 40 | 3.96 | 3.32 |
| random_index | 0 | 0 | 1.81e+09 | 9.06e+08 | 5.23e+08 |
| ref_epoch | 0 | 2.02e+03 | 2.02e+03 | 2.02e+03 | 0 |
| ruwe | 343964953 | 0.192 | 116 | 1.1 | 0.608 |
| rv_amplitude_robust | 1804728523 | 0.00206 | 1.29e+03 | 16.6 | 31.3 |
| rv_atm_param_origin | 1777897588 | 0 | 555 | 134 | 110 |
| rv_chisq_pvalue | 1804728523 | 0 | 1 | 0.359 | 0.339 |
| rv_expected_sig_to_noise | 1777897588 | 2 | 2.87e+03 | 16.9 | 36.4 |
| rv_method_used | 1777897588 | 1 | 2 | 1.79 | 0.405 |
| rv_nb_deblended_transits | 1777897588 | 0 | 152 | 5.32 | 3.94 |
| rv_nb_transits | 1777897588 | 2 | 227 | 18.7 | 8.93 |
| rv_renormalised_gof | 1804716766 | -9.41 | 810 | 2.96 | 9.55 |
| rv_template_fe_h | 1777897588 | -5 | 1 | -0.451 | 0.523 |
| rv_template_logg | 1777897588 | -0.5 | 5 | 2.66 | 1.45 |
| rv_template_teff | 1777897588 | 3.1e+03 | 1.45e+04 | 5.09e+03 | 835 |
| rv_time_duration | 1777897588 | 0.074 | 1.04e+03 | 868 | 130 |
| rv_visibility_periods_used | 1777897588 | 1 | 33 | 12.6 | 4.62 |
| rvs_spec_sig_to_noise | 1810710126 | 15 | 2.01e+03 | 53.5 | 58 |
| scan_direction_mean_k1 | 32419826 | -180 | 180 | -60.1 | 92.7 |
| scan_direction_mean_k2 | 32419826 | -90 | 90 | -7.56 | 42.1 |
| scan_direction_mean_k3 | 32419826 | -60 | 60 | -7.04 | 34.3 |
| scan_direction_mean_k4 | 32419826 | -45 | 45 | -0.992 | 31.9 |
| scan_direction_strength_k1 | 32419826 | 8.86e-06 | 1 | 0.274 | 0.155 |
| scan_direction_strength_k2 | 32419826 | 6.43e-06 | 1 | 0.376 | 0.22 |
| scan_direction_strength_k3 | 32419826 | 3.22e-06 | 1 | 0.26 | 0.165 |
| scan_direction_strength_k4 | 32419826 | 1.98e-05 | 1 | 0.449 | 0.258 |
| solution_id | 0 | 1.64e+18 | 1.64e+18 | 1.64e+18 | 0 |
| source_id | 0 | 4.3e+09 | 6.92e+18 | 4.35e+18 | 1.64e+18 |
| teff_gspphot | 1340950508 | 2.5e+03 | 4.15e+04 | 4.87e+03 | 1.05e+03 |
| teff_gspphot_lower | 1340950508 | 2.5e+03 | 4.15e+04 | 4.83e+03 | 1.04e+03 |
| teff_gspphot_upper | 1340950508 | 2.5e+03 | 4.15e+04 | 4.93e+03 | 1.06e+03 |
| vbroad | 1808185094 | 5 | 498 | 20.5 | 35.4 |
| vbroad_error | 1808185094 | 0.0642 | 304 | 10 | 17.1 |
| vbroad_nb_transits | 1808185094 | 6 | 91 | 13.4 | 6.57 |
| visibility_periods_used | 0 | 1 | 33 | 16.3 | 6.5 |