Range:
{{filter.render(filter.aggs.min)}}
{{filter.render(filter.aggs.max)}}
Example python code to apply the above filters and retrieve data. To use, download and install this module.
| Field | Variable | Type | Units | Description |
|---|---|---|---|---|
| source_id | source_id | long | Unique source identifier | |
| random_index | random_index | long | Random index used to select subsets | |
| ref_epoch | ref_epoch | double | year | Reference epoch (J2015.5) in Julian years |
| pos | float | Barycentric position | ||
| ra | ra | double | deg | Barycentric right ascension of the source |
| ra_error | ra_error | double | mas | Standard error of right ascension |
| dec | dec | double | deg | Barycentric declination of the source |
| dec_error | dec_error | double | mas | Standard error of declination |
| parallax | parallax | double | mas | Absolute parallax of the source |
| parallax_error | parallax_error | double | mas | Standard error of parallax |
| parallax_over_error | parallax_over_error | float | Parallax divided by its standard error | |
| pm | double | mas/year | Proper motion | |
| pmra | pmra | double | mas/year | Proper motion in right ascension (pmra) direction |
| ra_error | pmra_error | double | mas/year | Standard error of proper motion in right ascension direction |
| pmdec | pmdec | double | mas/year | Proper motion in declination direction |
| pmdec_error | pmdec_error | double | mas/year | Standard error of proper motion in declination direction |
| corr | float | Correlation | ||
| ra_dec | ra_dec_corr | float | Correlation between right ascension and declination | |
| ra_parallax | ra_parallax_corr | float | Correlation between right ascension and parallax | |
| ra_pmra | ra_pmra_corr | float | Correlation between right ascension and pmra | |
| ra_pmdec | ra_pmdec_corr | float | Correlation between right ascension and proper motion in declination | |
| dec_parallax | dec_parallax_corr | float | Correlation between declination and parallax | |
| dec_pmra | dec_pmra_corr | float | Correlation between declination and pmra | |
| dec_pmdec | dec_pmdec_corr | float | Correlation between declination and proper motion in declination | |
| parallax_pmra | parallax_pmra_corr | float | Correlation between parallax and pmra | |
| parallax_pmdec | parallax_pmdec_corr | float | Correlation between parallax and proper motion in declination | |
| pmra_pmdec | pmra_pmdec_corr | float | Correlation between pmra and proper motion in declination | |
| astrometry | float | |||
| n_obs_al | astrometric_n_obs_al | integer | Total number of AL observations (=CCD transits), independent of their weight | |
| n_obs_ac | astrometric_n_obs_ac | integer | Total number of AC observations (=CCD transits), independent of their weight | |
| n_good_obs_al | astrometric_n_good_obs_al | integer | Number of good AL observations (not strongly downweighted) | |
| n_bad_obs_al | astrometric_n_bad_obs_al | integer | Number of bad AL observations (strongly downweighted) | |
| gof_al | astrometric_gof_al | float | Goodness of fit statistic of model wrt along-scan observations | |
| chi2_al | astrometric_chi2_al | float | \({\chi}^2\) value in the AL direction | |
| excess_noise | astrometric_excess_noise | double | mas | Excess noise of the source |
| excess_noise_sig | astrometric_excess_noise_sig | double | Significance of excess noise | |
| params_solved | astrometric_params_solved | byte | Binary code indicating which parameters were estimated for the source | |
| primary_flag | astrometric_primary_flag | boolean | Indicator if this source was used as a primary (true) or secondary (false) | |
| weight_al | astrometric_weight_al | float | \(mas^{-2}\) | Mean astrometric weight of the source in the AL direction |
| pseudo_colour | astrometric_pseudo_colour | double | \(\mu{m}^{-1}\) | Astrometrically determined pseudocolour of the source |
| pseudo_colour_error | astrometric_pseudo_colour_error | double | \(\mu{m}^{-1}\) | Standard error of the pseudocolour of the source |
| mean_varpi_factor_al | mean_varpi_factor_al | float | Mean Parallax factor in the AL direction | |
| matched_observations | astrometric_matched_observations | short | Matched FOV transits used in the AGIS solution | |
| visibility_periods_used | visibility_periods_used | short | Number of visibility periods used in astrometric solution | |
| sigma5d_max | astrometric_sigma5d_max | float | mas | The longest semi-major axis of the 5-d error ellipsoid |
| frame_rotator_object_type | frame_rotator_object_type | integer | The type of the source mainly used for frame rotation | |
| matched_observations | matched_observations | short | Amount of observations matched to this source | |
| duplicated_source | duplicated_source | boolean | Source with duplicate sources | |
| phot_g | float | G-band photometry | ||
| n_obs | phot_g_n_obs | integer | Number of observations contributing to G photometry | |
| mean_flux | phot_g_mean_flux | double | \({e^-}/s\) | G-band mean flux |
| mean_flux_error | phot_g_mean_flux_error | double | \({e^-}/s\) | Error on G-band mean flux |
| mean_flux_over_error | phot_g_mean_flux_over_error | float | G-band mean flux divided by its error | |
| mean_mag | phot_g_mean_mag | float | mag | G-band mean magnitude |
| phot_bp | float | BP photometry | ||
| n_obj | phot_bp_n_obs | integer | Number of observations contributing to BP photometry | |
| mean_flux | phot_bp_mean_flux | double | \({e^-}/s\) | Integrated BP mean flux |
| mean_flux_error | phot_bp_mean_flux_error | double | \({e^-}/s\) | Error on the integrated BP mean flux |
| mean_flux_over_error | phot_bp_mean_flux_over_error | float | Integrated BP mean flux divided by its error | |
| mean_mag | phot_bp_mean_mag | float | mag | Integrated BP mean magnitude |
| phot_rp | float | RP photometry | ||
| n_obs | phot_rp_n_obs | integer | Number of observations contributing to RP photometry | |
| mean_flux | phot_rp_mean_flux | double | \({e^-}/s\) | Integrated RP mean flux |
| mean_flux_error | phot_rp_mean_flux_error | double | \({e^-}/s\) | Error on the integrated RP mean flux |
| mean_flux_over_error | phot_rp_mean_flux_over_error | float | Integrated RP mean flux divided by its error | |
| mean_mag | phot_rp_mean_mag | float | mag | Integrated RP mean magnitude |
| phot_bp_rp_excess_factor | phot_bp_rp_excess_factor | float | BP/RP excess factor | |
| phot_proc_mode | phot_proc_mode | byte | Photometry processing mode (0=gold, 1=silver, 2=bronze) | |
| bp_rp | bp_rp | float | mag | BP - RP colour |
| bp_g | bp_g | float | mag | BP - G colour |
| g_rp | g_rp | float | mag | G - RP colour |
| radial_velocity | radial_velocity | double | km/s | Radial velocity |
| radial_velocity_error | radial_velocity_error | double | km/s | Radial velocity error |
| rv_nb_transits | rv_nb_transits | integer | Number of transits used to compute radial velocity | |
| rv_template_teff | rv_template_teff | float | K | Teff of the template used to compute radial velocity |
| rv_template_logg | rv_template_logg | float | log cgs | logg of the template used to compute radial velocity |
| rv_template_fe_h | rv_template_fe_h | float | dex | Fe/H of the template used to compute radial velocity |
| phot_variable_flag | phot_variable_flag | byte | Photometric variability flag (-1=NOT_AVAILABLE) | |
| l | l | double | deg | Galactic longitude |
| b | b | double | deg | Galactic latitude |
| ecl_lon | ecl_lon | double | deg | Ecliptic longitude |
| ecl_lat | ecl_lat | double | deg | Ecliptic latitude |
| priam_flags | priam_flags | long | flags for the Apsis-Priam results | |
| teff | float | K | stellar effective temperature | |
| val | teff_val | float | K | Stellar effective temperature |
| lower | teff_percentile_lower | float | K | lower uncertainty |
| upper | teff_percentile_upper | float | K | upper uncertainty |
| a_g | float | mag | line-of-sight extinction in the G band, A_G | |
| val | a_g_val | float | mag | line-of-sight extinction in the G band, A_G |
| lower | a_g_percentile_lower | float | mag | lower uncertainty |
| upper | a_g_percentile_upper | float | mag | upper uncertainty |
| e_bp_min_rp | float | mag | line-of-sight reddening E(BP-RP) | |
| val | e_bp_min_rp_val | float | mag | line-of-sight reddening E(BP-RP) |
| lower | e_bp_min_rp_percentile_lower | float | mag | lower uncertainty |
| upper | e_bp_min_rp_percentile_upper | float | mag | upper uncertainty |
| flame_flags | flame_flags | long | Flags for the Apsis-FLAME results | |
| radius | float | \(r_\odot\) | stellar radius | |
| val | radius_val | float | \(r_\odot\) | |
| lower | radius_percentile_lower | float | \(r_\odot\) | lower uncertainty |
| upper | radius_percentile_upper | float | \(r_\odot\) | upper uncertainty |
| lum | float | \(L_\odot\) | stellar luminosity | |
| val | lum_val | float | L_sun | Stellar luminosity |
| lower | lum_percentile_lower | float | \(L_\odot\) | lower uncertainty |
| upper | lum_percentile_upper | float | \(L_\odot\) | upper uncertainty |
Gaia Data Release 2 source catalog from the European Space Agency, released Apr 25 2018.
| source_id Unique source identifier | random_index Random index used to select subsets |
ref_epoch
year Reference epoch (J2015.5) in Julian years |
pos Barycentric position |
parallax
mas Absolute parallax of the source |
parallax_error
mas Standard error of parallax |
parallax_over_error Parallax divided by its standard error | pm mas/year Proper motion | corr Correlation | astrometry | frame_rotator_object_type The type of the source mainly used for frame rotation | matched_observations Amount of observations matched to this source | duplicated_source Source with duplicate sources | phot_g G-band photometry | phot_bp BP photometry | phot_rp RP photometry | phot_bp_rp_excess_factor BP/RP excess factor | phot_proc_mode Photometry processing mode (0=gold, 1=silver, 2=bronze) |
bp_rp
mag BP - RP colour |
bp_g
mag BP - G colour |
g_rp
mag G - RP colour |
radial_velocity
km/s Radial velocity |
radial_velocity_error
km/s Radial velocity error |
rv_nb_transits Number of transits used to compute radial velocity |
rv_template_teff
K Teff of the template used to compute radial velocity |
rv_template_logg
log cgs logg of the template used to compute radial velocity |
rv_template_fe_h
dex Fe/H of the template used to compute radial velocity |
phot_variable_flag Photometric variability flag (-1=NOT_AVAILABLE) |
l
deg Galactic longitude |
b
deg Galactic latitude |
ecl_lon
deg Ecliptic longitude |
ecl_lat
deg Ecliptic latitude |
priam_flags flags for the Apsis-Priam results | teff K stellar effective temperature | a_g mag line-of-sight extinction in the G band, A_G | e_bp_min_rp mag line-of-sight reddening E(BP-RP) | flame_flags Flags for the Apsis-FLAME results | radius \(r_\odot\) stellar radius | lum \(L_\odot\) stellar luminosity | |||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ra deg Barycentric right ascension of the source | ra_error mas Standard error of right ascension | dec deg Barycentric declination of the source | dec_error mas Standard error of declination | pmra mas/year Proper motion in right ascension (pmra) direction | ra_error mas/year Standard error of proper motion in right ascension direction | pmdec mas/year Proper motion in declination direction | pmdec_error mas/year Standard error of proper motion in declination direction | ra_dec Correlation between right ascension and declination | ra_parallax Correlation between right ascension and parallax | ra_pmra Correlation between right ascension and pmra | ra_pmdec Correlation between right ascension and proper motion in declination | dec_parallax Correlation between declination and parallax | dec_pmra Correlation between declination and pmra | dec_pmdec Correlation between declination and proper motion in declination | parallax_pmra Correlation between parallax and pmra | parallax_pmdec Correlation between parallax and proper motion in declination | pmra_pmdec Correlation between pmra and proper motion in declination | n_obs_al Total number of AL observations (=CCD transits), independent of their weight | n_obs_ac Total number of AC observations (=CCD transits), independent of their weight | n_good_obs_al Number of good AL observations (not strongly downweighted) | n_bad_obs_al Number of bad AL observations (strongly downweighted) | gof_al Goodness of fit statistic of model wrt along-scan observations | chi2_al \({\chi}^2\) value in the AL direction | excess_noise mas Excess noise of the source | excess_noise_sig Significance of excess noise | params_solved Binary code indicating which parameters were estimated for the source | primary_flag Indicator if this source was used as a primary (true) or secondary (false) | weight_al \(mas^{-2}\) Mean astrometric weight of the source in the AL direction | pseudo_colour \(\mu{m}^{-1}\) Astrometrically determined pseudocolour of the source | pseudo_colour_error \(\mu{m}^{-1}\) Standard error of the pseudocolour of the source | mean_varpi_factor_al Mean Parallax factor in the AL direction | matched_observations Matched FOV transits used in the AGIS solution | visibility_periods_used Number of visibility periods used in astrometric solution | sigma5d_max mas The longest semi-major axis of the 5-d error ellipsoid | n_obs Number of observations contributing to G photometry | mean_flux \({e^-}/s\) G-band mean flux | mean_flux_error \({e^-}/s\) Error on G-band mean flux | mean_flux_over_error G-band mean flux divided by its error | mean_mag mag G-band mean magnitude | n_obj Number of observations contributing to BP photometry | mean_flux \({e^-}/s\) Integrated BP mean flux | mean_flux_error \({e^-}/s\) Error on the integrated BP mean flux | mean_flux_over_error Integrated BP mean flux divided by its error | mean_mag mag Integrated BP mean magnitude | n_obs Number of observations contributing to RP photometry | mean_flux \({e^-}/s\) Integrated RP mean flux | mean_flux_error \({e^-}/s\) Error on the integrated RP mean flux | mean_flux_over_error Integrated RP mean flux divided by its error | mean_mag mag Integrated RP mean magnitude | val K Stellar effective temperature | lower K lower uncertainty | upper K upper uncertainty | val mag line-of-sight extinction in the G band, A_G | lower mag lower uncertainty | upper mag upper uncertainty | val mag line-of-sight reddening E(BP-RP) | lower mag lower uncertainty | upper mag upper uncertainty | val \(r_\odot\) | lower \(r_\odot\) lower uncertainty | upper \(r_\odot\) upper uncertainty | val L_sun Stellar luminosity | lower \(L_\odot\) lower uncertainty | upper \(L_\odot\) upper uncertainty | |||||||||||||||||||||||||||