Content of files *.data
Columns: 
(1)star ID (starting with 1 and 2 for fields F1 and F2, respectively); 
(2) & (3) equatorial coordinates $(\alpha,\delta)_{2000.0}$ for epochs 
listed in the paper [deg]
(4) & (5) XY pixel coordinates on reference frames; for IDs starting 
with "2" XY correspond to field F2 
(6) mi_alpha x cos(Dec)  [mas/y]
(7) error of  mi_alpha x cos(Dec) [mas/y]
(8) mi_delta  [mas/y]
(9) error of  mi_delta  [mas/y]
(10) number of epochs used;
(11) temporal baseline
(12) cluster membership 0-field star; 1-possible member ; 2-likely member
(13) V magnitude (approximate transformation) 
(14) V magnitude (standard system)
(15) error of V 
(16) B-V  or V-I
(17) error of B-V or V-I