21092+5220 COU 2694

 
 
21h 09m 10.81s +52° 20' 23.4" P.A. 249.00 sep 1.1 mag 10.20,10.50 Sp F0:
 
 
Coord 2000 21092+5220 Discov num COU2694 Comp Coord arcsec 2000 21 09 10.81 +52 20 23.4
Date first 1992 Date last 2017 Obs 7
Pa first 245 Pa last 249.3 P.A. Now (θ) 249.3°
Sep first 1.0 Sep last 1.125 Sep. Now (ρ) 1.125"
Mag pri 10.20 Mag sec 10.50 delta mag (ΔM) 0.3 Spectral class F0: (yellow-white)
Pri motion ra -016 Sec motion ra
Pri motion dec -014 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3600-00254-1 Gaia DR2 2169537553447144960