The whole contents of the Gaia source catalog can be downloaded as separate 16 fits files or pipe-separated-value (psv) files. Total file size is 660MB for fits files or 700MB for gzipped psv files.
$ wget --content-disposition -i gaiadr1-tgas_source-fits-url.dat
The column names of psv files are:
1 hip Hipparcos identifier int 2 tycho2_id Tycho 2 identifier string 3 solution_id Solution Identifier long 4 source_id Unique source identifier long 5 random_index Random index used to select subsets long 6 ref_epoch Reference epoch double Julian Year 7 ra Right ascension double deg 8 ra_error Standard error of right ascension double mas 9 dec Declination double deg 10 dec_error Standard error of declination double mas 11 parallax Parallax double mas 12 parallax_error Standard error of parallax double mas 13 pmra Proper motion in right ascension direction double mas/year 14 pmra_error Standard error of proper motion in right ascension direction double mas/year 15 pmdec Proper motion in declination direction double mas/year 16 pmdec_error Standard error of proper motion in declination direction double mas/year 17 ra_dec_corr Correlation between right ascension and declination float 18 ra_parallax_corr Correlation between right ascension and parallax float 19 ra_pmra_corr Correlation between right ascension and p.m. in r.a. float 20 ra_pmdec_corr Correlation between right ascension and p.m. in declination float 21 dec_parallax_corr Correlation between declination and parallax float 22 dec_pmra_corr Correlation between declination and p.m. in right ascension float 23 dec_pmdec_corr Correlation between declination and p.m. in declination float 24 parallax_pmra_corr Correlation between parallax and p.m. in right ascension float 25 parallax_pmdec_corr Correlation between parallax and p.m. in declination float 26 pmra_pmdec_corr Correlation between p.m. in r.a. and p.m. in declination float 27 astrometric_n_obs_al Total number of observations AL int 28 astrometric_n_obs_ac Total number of observations AC int 29 astrometric_n_good_obs_al Number of good observations AL int 30 astrometric_n_good_obs_ac Number of good observations AC int 31 astrometric_n_bad_obs_al Number of bad observations AL int 32 astrometric_n_bad_obs_ac Number of bad observations AC int 33 astrometric_delta_q Hipparcos/Gaia discrepancy (Hipparcos TGAS subset only) float 34 astrometric_excess_noise Excess noise of the source double mas 35 astrometric_excess_noise_sig Significance of excess noise double 36 astrometric_primary_flag Primary or seconday boolean 37 astrometric_relegation_factor Relegation factor float 38 astrometric_weight_al Mean astrometric weight of the source float mas^-2 39 astrometric_weight_ac Mean astrometric weight of the source float mas^-2 40 astrometric_priors_used Type of prior used in in the astrometric solution int 41 matched_observations Amount of observations matched to this source short 42 duplicated_source Source with duplicate sources boolean 43 scan_direction_strength_k1 Degree of concentration of scan directions across the source float 44 scan_direction_strength_k2 Degree of concentration of scan directions across the source float 45 scan_direction_strength_k3 Degree of concentration of scan directions across the source float 46 scan_direction_strength_k4 Degree of concentration of scan directions across the source float 47 scan_direction_mean_k1 Mean position angle of scan directions across the source float deg 48 scan_direction_mean_k2 Mean position angle of scan directions across the source float deg 49 scan_direction_mean_k3 Mean position angle of scan directions across the source float deg 50 scan_direction_mean_k4 Mean position angle of scan directions across the source float deg 51 phot_g_n_obs Number of observations contributing to G photometry int 52 phot_g_mean_flux G band mean flux double e- s^-1 53 phot_g_mean_flux_error Error on G band mean flux double e- s^-1 54 phot_g_mean_mag G band mean magnitude double mag 55 phot_variable_flag Photometric variability flag string 56 l Galactic longitude double deg 57 b Galactic latitude double deg 58 ecl_lon Ecliptic longitude double deg 59 ecl_lat Ecliptic latitude doubledeg
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