19404+3121 COU 1163 Aa,Ab

 
 
19h 40m 21.57s +31 21' 26.4" P.A. 166.00 sep 0.1 mag 9.50,9.50 Sp F8V
 
 
Coord 2000 19404+3121 Discov num COU1163 Comp Aa,Ab Coord arcsec 2000 19 40 21.57 +31 21 26.4
Date first 1974 Date last 2012 Obs 8
Pa first 168 Pa last 165.7 P.A. Now (θ) 165.7°
Sep first 0.2 Sep last 0.143 Sep. Now (ρ) 0.143"
Mag pri 9.50 Mag sec 9.50 delta mag (ΔM) 0 Spectral class F8V (yellow-white)
Pri motion ra +008 Sec motion ra
Pri motion dec +007 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19404+3121 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 68670 19 40 22 +31 21 26 COU 1163 Aa,Ab 2012 8 166 0.1 9.50 9.50 0.00 <===
Show HD 331099 68670 19 40 22 +31 21 26 SEI 657 AB 2017 13 356 19.3 8.91 11.01 2.10
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 68670 Tycho2 2656-04841-1 Gaia DR2 2033142689388971904
HD 331099