The FS catalogue provides the astrometric data for 239,489 objects based on a combination of various catalogs. For HIP2 and TGAS targets, the correlation matrix is also available. 
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column (unit) -- meaning
TGAS.ID -- TGAS ID
RAVE.ID -- RAVE5 ID
HIP.ID -- Hipparcos ID
LAMOST.ID -- LAMOST ID
UPC.ID -- UPC ID
WIN.ID -- name in the catalog of J/AJ/149/5/Mdwarfs, ref. Winters et al. 2015, AJ, 149, 5
cat -- catalog name
ra (deg) -- right ascension (ICRS J2000)
dec (deg) -- declination (ICRS J2000)
parallax (mas) -- parallax
pmra (mas/yr) -- proper motion in right ascension
pmdec (mas/yr) -- proper motion in declination
ra_error (mas) -- error of right ascension
dec_error (mas) -- error of declination
parallax_error (mas) -- error of parallax
pmra_error (mas) -- error of proper motion in right ascension
pmdec_error -- error of proper motion in declination
ra_dec_corr -- correlation between ra and dec
ra_parallax_corr -- correlation between parallax and dec
ra_pmra_corr -- correlation between ra and pmra
ra_pmdec_corr -- correlation between ra and pmdec
dec_parallax_corr -- correlation between dec and parallax
dec_pmra_corr -- correlation between dec and pmra
dec_pmdec_corr -- correlation between dec and pmdec
parallax_pmra_corr -- correlation between parallax and pmra
parallax_pmdec_corr -- correlation between parallax and pmdec
pmra_pmdec_corr -- correlation between pmra and pmdec
rv (km/s) -- radial velocity
erv (km/s) -- error of radial velocity