| 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) | -c=111.4636928911 -07.7355766717, eq=ICRS, rs=2 |
| Column | Value | Explain (UCD) | |
| _r | 0.000 | arcsec | Distance from center (111.4636928911-07.7355766717)[ICRS], at Epoch=J2015.0 (pos.angDistance) |
| _RAJ2000 | 07 25 51.284750822 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) |
| _DEJ2000 | -07 44 08.09388312 | "d:m:s" | Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) |
| _RAB1950 | 07 23 25.951628982 | "h:m:s" | Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra) |
| _DEB1950 | -07 38 06.37070920 | "d:m:s" | Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec) |
| _Glon | 223.759841204469 | deg | Galactic longitude at Epoch=J2015, proper motions taken into account (pos.galactic.lon) |
| _Glat | +04.046243057671 | deg | Galactic latitude at Epoch=J2015, proper motions taken into account (pos.galactic.lat) |
| ra | 111.4636928911 | deg | (i) Right ascension (ICRS) at epoch 2015.0 (ra) (pos.eq.ra;meta.main) |
| ra_error | 0.245 | mas | Standard error of right ascension (ra_error) (stat.error;pos.eq.ra) |
| dec | -07.7355766717 | deg | (i) Declination (ICRS) at epoch 2015.0 (dec) (pos.eq.dec;meta.main) |
| dec_error | 0.170 | mas | Standard error of declination (dec_error) (stat.error;pos.eq.dec) |
| solution_id | 1635378410781933568 | Solution ID (solution_id) (Note G1) (meta.id;meta.version) | |
| source_id | 3054628260437829760 | (i) Source ID (source_id) (Note G2) (meta.id;meta.main) | |
| random_index | 867262776 | Random index used to select subsets (random_index) (Note G3) (meta.code) | |
| ref_epoch | 2015.0 | yr | (i) [2015.0] Reference epoch in Julian years (ref_epoch) (Note G4) (meta.ref;time.epoch) |
| parallax | -0.14 | mas | (i) Absolute barycentric stellar parallax of the source at the reference epoch Epoch (parallax) (pos.parallax) |
| parallax_error | 0.33 | mas | Standard error of parallax (parallax_error) (stat.error;pos.parallax) |
| pmRA | 1.529 | mas/yr | Proper motion in right ascension direction (pmRA) (Note G5) (pos.pm;pos.eq.ra) |
| pmra_error | 0.959 | mas/yr | Standard error of proper motion in right ascension direction (pmra_error) (stat.error;pos.pm;pos.eq.ra) |
| pmdec | 1.191 | mas/yr | Proper motion in declination direction (pmdec) (Note G6) (pos.pm;pos.eq.dec) |
| pmdec_error | 0.823 | mas/yr | Standard error of proper motion in declination direction (pmdec_error) (stat.error;pos.pm;pos.eq.dec) |
| ra_dec_corr | -0.796 | Correlation between right ascension and declination (ra_dec_corr) (stat.correlation) | |
| ra_parallax_corr | -0.131 | Correlation between right ascension and parallax (ra_parallax_corr) (stat.correlation) | |
| ra_pmra_corr | -0.516 | Correlation between right ascension and proper motion in right ascension (ra_pmra_corr) (stat.correlation) | |
| ra_pmdec_corr | 0.474 | Correlation between right ascension and proper motion in declination (ra_pmdec_corr) (stat.correlation) | |
| dec_parallax_corr | 0.307 | Correlation between declination and parallax (dec_parallax_corr) (stat.correlation) | |
| dec_pmra_corr | 0.564 | Correlation between declination and proper motion in right ascension (dec_pmra_corr) (stat.correlation) | |
| dec_pmdec_corr | -0.509 | Correlation between declination and proper motion in declination (dec_pmdec_corr) (stat.correlation) | |
| parallax_pmra_corr | 0.581 | Correlation between parallax and proper motion in right ascension (parallax_pmra_corr) (stat.correlation) | |
| parallax_pmdec_corr | -0.542 | Correlation between parallax and proper motion in declination (parallax_pmdec_corr) (stat.correlation) | |
| pmra_pmdec_corr | -0.757 | Correlation between proper motion in right ascension and proper motion in declination (pmra_pmdec_corr) (stat.correlation) | |
| astrometric_n_obs_al | 266 | Total number of observations AL (astrometric_n_obs_al) (Note G7) (meta.number) | |
| astrometric_n_obs_ac | 266 | Total number of observations AC (astrometric_n_obs_ac) (Note G8) (meta.number) | |
| astrometric_n_good_obs_al | 266 | Number of good observations AL (astrometric_n_good_obs_al) (Note G9) (meta.number) | |
| astrometric_n_good_obs_ac | 265 | Number of good observations AC (astrometric_n_good_obs_ac) (Note G9) (meta.number) | |
| astrometric_n_bad_obs_al | 0 | Number of bad observations AL (astrometric_n_bad_obs_al) (Note G10) (meta.number) | |
| astrometric_n_bad_obs_ac | 1 | Number of bad observations AC (astrometric_n_bad_obs_ac) (Note G10) (meta.number) | |
| astrometric_delta_q | Hipparcos/Gaia data discrepancy (Hipparcos subset of TGAS only) (astrometric_delta_q) (Note G11) (stat.value) | ||
| astrometric_excess_noise | 0.71 | mas | Excess noise of the source (astrometric_excess_noise) (Note G12) (stat.value) |
| astrometric_excess_noise_sig | 6.51e+02 | [] Significance of excess noise (astrometric_excess_noise_sig) (G13) (Note G13) (stat.value) | |
| astrometric_primary_flag | 1 | [0/1] Primary or secondary (astrometric_primary_flag) (Note G14) (meta.code) | |
| astrometric_relegation_factor | 7.00 | Relegation factor (astrometric_relegation_factor) (arith.factor) | |
| astrometric_weight_al | 1.916 | mas-2 | Mean astrometric weight of the source in the AL direction (astrometric_weight_al) (stat.weight;stat.mean) |
| astrometric_weight_ac | 1.97e-05 | mas-2 | Mean astrometric weight of the source in the AC direction (astrometric_weight_ac) (stat.weight;stat.mean) |
| astrometric_priors_used | 5 | [0/6] Type of prior used in in the astrometric solution (astrometric_priors_used) (Note G15) (meta.code) | |
| matched_observations | 34 | Amount of observations matched to this source (matched_observations) (Note G16) (meta.number) | |
| duplicated_source | 1 | [0/1] Source with duplicate sources (duplicated_source) (Note G17) (meta.code) | |
| scan_direction_strength_k1 | 0.672 | [0/1] Degree of concentration of scan directions across the source (scan_direction_strength_k1) (Note G18) (meta.code) | |
| scan_direction_strength_k2 | 0.760 | [0/1] Degree of concentration of scan directions across the source (scan_direction_strength_k2) (Note G18) (meta.code) | |
| scan_direction_strength_k3 | 0.786 | [0/1] Degree of concentration of scan directions across the source (scan_direction_strength_k3) (Note G18) (meta.code) | |
| scan_direction_strength_k4 | 0.685 | [0/1] Degree of concentration of scan directions across the source (scan_direction_strength_k4) (Note G18) (meta.code) | |
| scan_direction_mean_k1 | -143.67499000 | deg | Mean position angle of scan directions across the source (scan_direction_mean_k1) (Note G19) (meta.code) |
| scan_direction_mean_k2 | 31.40356300 | deg | Mean position angle of scan directions across the source (scan_direction_mean_k2) (Note G19) (meta.code) |
| scan_direction_mean_k3 | -31.44547500 | deg | Mean position angle of scan directions across the source (scan_direction_mean_k3) (Note G19) (meta.code) |
| scan_direction_mean_k4 | 33.68645500 | deg | Mean position angle of scan directions across the source (scan_direction_mean_k4) (Note G19) (meta.code) |
| phot_g_n_obs | 288 | Number of observations contributing to G photometry (phot_g_n_obs) (meta.number) | |
| phot_g_mean_flux | 2.5209e+06 | e-/s | (i) G-band mean flux (phot_g_mean_flux) (phot.flux;stat.mean;em.opt) |
| phot_g_mean_flux_error | 1.8778e+04 | e-/s | (i) Error on G-band mean flux (phot_g_mean_flux_error) (stat.error) |
| phot_g_mean_mag | 9.521 | mag | (i) G-band mean magnitude (phot_g_mean_mag) (Note G20) (phot.mag;stat.mean;em.opt) |
| phot_variable_flag | NOT_AVAILABLE | Photometric variability flag (phot_variable_flag) (Note G21) (meta.code;src.var) | |
| l | 223.7598434401 | deg | (i) Galactic longitude at epoch 2015.0 (l) (pos.galactic.lon) |
| b | 4.0462441550 | deg | (i) Galactic latitude at epoch 2015.0 (b) (pos.galactic.lat) |
| ecl_lon | 114.5837159684 | deg | Ecliptic longitude at epoch 2015.0 (ecl_lon) (pos.ecliptic.lon) |
| ecl_lat | -29.3613945112 | deg | Ecliptic latitude at epoch 2015.0 (ecl_lat) (pos.ecliptic.lat) |
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