Auxilliary QSO solution source matches to ICRF2 defining sources |
This table has an entry for all sources in the auxiliary QSO solution matched to ICRF2 sources and passing all quality filters discussed in the corresponding documentation (Lindegren et al. 2016) Required constraints:
|
Name | Type | Length | Unit | Description | Default Value | Unified Content Descriptor |
---|---|---|---|---|---|---|
solution_id | bigint | 8 | Solution identifier | meta.id;meta.version | ||
source_id | bigint | 8 | Unique source identifier | meta.id;meta.main | ||
ref_epoch | float | 8 | Julian years | Reference epoch | time.epoch | |
ra | float | 8 | degrees | Celestial Right Ascension | pos.eq.ra;meta.main | |
ra_error | float | 8 | milliarcseconds | Uncertainty on celestial Right Ascension | stat.error;pos.eq.ra;meta.main | |
dec | float | 8 | degrees | Celestial Declination | pos.eq.dec;meta.main | |
dec_error | float | 8 | milliarcseconds | Uncertainty on celestial Declination | stat.error;pos.eq.dec | |
ra_dec_corr | real | 4 | Correlation between Right Ascension and Declination | stat.correlation | ||
phot_g_mean_mag | float | 8 | mag | G-band mean magnitude | phot.mag;stat.mean;em.opt | |
astrometric_priors_used | int | 4 | Type of prior used in the astrometric solution | meta.number | ||
icrf2_match | varchar | 32 | ICRF2 designation of the source matched to this Gaia source | meta.id.cross | ||
rot_flag | int | 4 | Flag indicating how this source was used to fix the orientation of the reference frame of the Gaia DR1 solution | meta.code | ||
Total length | 108 |