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I/337/gaia Gaia DR1 (Gaia Collaboration, 2016)
Sample of GaiaSource data (Download Gaia Sources as vo table, fits or csv here) (original column names in green) (1142679769 rows)
  ucd=SPECT_TYPE_MK, -c=343.4232050945 -48.6218437080, eq=ICRS, rs=2
Post annotation about this record
ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (343.4232050945-48.6218437080)[ICRS], at Epoch=J2015.0 (pos.angDistance)
_RAJ200022 53 41.569222680 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-48 37 18.63734880 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195022 50 45.585880028 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-48 53 17.63172855 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon341.644888423686 deg Galactic longitude at Epoch=J2015, proper motions taken into account (pos.galactic.lon)
_Glat-58.705646273000 deg Galactic latitude at Epoch=J2015, proper motions taken into account (pos.galactic.lat)

ra343.4232050945 deg (i) Right ascension (ICRS) at epoch 2015.0 (ra) (pos.eq.ra;meta.main)
ra_error 0.363 mas Standard error of right ascension (ra_error) (stat.error;pos.eq.ra)
dec-48.6218437080 deg (i) Declination (ICRS) at epoch 2015.0 (dec) (pos.eq.dec;meta.main)
dec_error 2.270 mas Standard error of declination (dec_error) (stat.error;pos.eq.dec)
solution_id1635378410781933568  Solution ID (solution_id) (Note G1)   (meta.id;meta.version)
source_id6515731366767632768  (i) Source ID (source_id) (Note G2)   (meta.id;meta.main)
random_index1047224455  Random index used to select subsets (random_index) (Note G3)   (meta.code)
ref_epoch2015.0 yr [2015.0] Reference epoch in Julian years (ref_epoch) (Note G4)   (meta.ref;time.epoch)
parallax  mas (i) Absolute barycentric stellar parallax of the source at the reference epoch Epoch (parallax) (pos.parallax)
parallax_error  mas Standard error of parallax (parallax_error) (stat.error;pos.parallax)
pmRA  mas/yr Proper motion in right ascension direction (pmRA) (Note G5)   (pos.pm;pos.eq.ra)
pmra_error  mas/yr Standard error of proper motion in right ascension direction (pmra_error) (stat.error;pos.pm;pos.eq.ra)
pmdec  mas/yr Proper motion in declination direction (pmdec) (Note G6)   (pos.pm;pos.eq.dec)
pmdec_error  mas/yr Standard error of proper motion in declination direction (pmdec_error) (stat.error;pos.pm;pos.eq.dec)
ra_dec_corr 0.826  Correlation between right ascension and declination (ra_dec_corr) (stat.correlation)
ra_parallax_corr    Correlation between right ascension and parallax (ra_parallax_corr) (stat.correlation)
ra_pmra_corr    Correlation between right ascension and proper motion in right ascension (ra_pmra_corr) (stat.correlation)
ra_pmdec_corr    Correlation between right ascension and proper motion in declination (ra_pmdec_corr) (stat.correlation)
dec_parallax_corr    Correlation between declination and parallax (dec_parallax_corr) (stat.correlation)
dec_pmra_corr    Correlation between declination and proper motion in right ascension (dec_pmra_corr) (stat.correlation)
dec_pmdec_corr    Correlation between declination and proper motion in declination (dec_pmdec_corr) (stat.correlation)
parallax_pmra_corr    Correlation between parallax and proper motion in right ascension (parallax_pmra_corr) (stat.correlation)
parallax_pmdec_corr    Correlation between parallax and proper motion in declination (parallax_pmdec_corr) (stat.correlation)
pmra_pmdec_corr    Correlation between proper motion in right ascension and proper motion in declination (pmra_pmdec_corr) (stat.correlation)
astrometric_n_obs_al 133  Total number of observations AL (astrometric_n_obs_al) (Note G7)   (meta.number)
astrometric_n_obs_ac 0  Total number of observations AC (astrometric_n_obs_ac) (Note G8)   (meta.number)
astrometric_n_good_obs_al 130  Number of good observations AL (astrometric_n_good_obs_al) (Note G9)   (meta.number)
astrometric_n_good_obs_ac 0  Number of good observations AC (astrometric_n_good_obs_ac) (Note G9)   (meta.number)
astrometric_n_bad_obs_al 3  Number of bad observations AL (astrometric_n_bad_obs_al) (Note G10)   (meta.number)
astrometric_n_bad_obs_ac 0  Number of bad observations AC (astrometric_n_bad_obs_ac) (Note G10)   (meta.number)
astrometric_delta_q 0.00   Hipparcos/Gaia data discrepancy (Hipparcos subset of TGAS only) (astrometric_delta_q) (Note G11)   (stat.value)
astrometric_excess_noise 1.22 mas Excess noise of the source (astrometric_excess_noise) (Note G12)   (stat.value)
astrometric_excess_noise_sig 4.95e+00   [] Significance of excess noise (astrometric_excess_noise_sig) (G13) (Note G13)   (stat.value)
astrometric_primary_flag0   [0/1] Primary or secondary (astrometric_primary_flag) (Note G14)   (meta.code)
astrometric_relegation_factor 1.28  Relegation factor (astrometric_relegation_factor) (arith.factor)
astrometric_weight_al 0.242 mas-2 Mean astrometric weight of the source in the AL direction (astrometric_weight_al) (stat.weight;stat.mean)
astrometric_weight_ac  mas-2 Mean astrometric weight of the source in the AC direction (astrometric_weight_ac) (stat.weight;stat.mean)
astrometric_priors_used2   [0/6] Type of prior used in in the astrometric solution (astrometric_priors_used) (Note G15)   (meta.code)
matched_observations 15  Amount of observations matched to this source (matched_observations) (Note G16)   (meta.number)
duplicated_source0   [0/1] Source with duplicate sources (duplicated_source) (Note G17)   (meta.code)
scan_direction_strength_k1 0.256   [0/1] Degree of concentration of scan directions across the source (scan_direction_strength_k1) (Note G18)   (meta.code)
scan_direction_strength_k2 0.703   [0/1] Degree of concentration of scan directions across the source (scan_direction_strength_k2) (Note G18)   (meta.code)
scan_direction_strength_k3 0.185   [0/1] Degree of concentration of scan directions across the source (scan_direction_strength_k3) (Note G18)   (meta.code)
scan_direction_strength_k4 0.551   [0/1] Degree of concentration of scan directions across the source (scan_direction_strength_k4) (Note G18)   (meta.code)
scan_direction_mean_k1-134.53278000 deg Mean position angle of scan directions across the source (scan_direction_mean_k1) (Note G19)   (meta.code)
scan_direction_mean_k2-86.04996000 deg Mean position angle of scan directions across the source (scan_direction_mean_k2) (Note G19)   (meta.code)
scan_direction_mean_k3 17.63095000 deg Mean position angle of scan directions across the source (scan_direction_mean_k3) (Note G19)   (meta.code)
scan_direction_mean_k4 9.89871700 deg Mean position angle of scan directions across the source (scan_direction_mean_k4) (Note G19)   (meta.code)
phot_g_n_obs 129  Number of observations contributing to G photometry (phot_g_n_obs) (meta.number)
phot_g_mean_flux 7.2912e+02 e-/s (i) G-band mean flux (phot_g_mean_flux) (phot.flux;stat.mean;em.opt)
phot_g_mean_flux_error 6.0437e+00 e-/s (i) Error on G-band mean flux (phot_g_mean_flux_error) (stat.error)
phot_g_mean_mag18.368 mag (i) G-band mean magnitude (phot_g_mean_mag) (Note G20)   (phot.mag;stat.mean;em.opt)
phot_variable_flagNOT_AVAILABLE  Photometric variability flag (phot_variable_flag) (Note G21)   (meta.code;src.var)
l341.6448883147 deg (i) Galactic longitude at epoch 2015.0 (l) (pos.galactic.lon)
b-58.7056458381 deg (i) Galactic latitude at epoch 2015.0 (b) (pos.galactic.lat)
ecl_lon323.3424462975 deg Ecliptic longitude at epoch 2015.0 (ecl_lon) (pos.ecliptic.lon)
ecl_lat-37.8377665387 deg Ecliptic latitude at epoch 2015.0 (ecl_lat) (pos.ecliptic.lat)
  
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