13216+1717 COU 56 AB

 
 
13h 21m 36.65s +17° 15' 45.4" P.A. 23.00 sep 0.2 mag 10.80,11.40
 
 
Coord 2000 13216+1717 Discov num COU  56 Comp AB Coord arcsec 2000 13 21 36.65 +17 15 45.4
Date first 1965 Date last 2014 Obs 9
Pa first 324 Pa last 23.2 P.A. Now (θ) 23.2°
Sep first 0.4 Sep last 0.244 Sep. Now (ρ) 0.244"
Mag pri 10.80 Mag sec 11.40 delta mag (ΔM) 0.6 Spectral class
Pri motion ra -053 Sec motion ra
Pri motion dec +027 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
13216+1717 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 13 21 37 +17 15 45 COU 56 AB 2014 9 23 0.2 10.80 11.40 0.60 <===
Show 13 21 37 +17 15 45 GRV 866 AB,C 2019 9 296 64.2 10.32 10.99 0.67
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Coma Berenices Tycho2 1458-00375-1 Gaia DR2 3746270659702024064