20394+4530 TDS 1087

 
 
20h 39m 24.01s +45° 30' 12.3" P.A. 141.00 sep 1.0 mag 11.09,11.58
 
 
Coord 2000 20394+4530 Discov num TDS1087 Comp Coord arcsec 2000 20 39 24.01 +45 30 12.3
Date first 1991 Date last 1991 Obs 1
Pa first 141 Pa last 140.5 P.A. Now (θ) 140.5°
Sep first 1.0 Sep last 0.967 Sep. Now (ρ) 0.967"
Mag pri 11.09 Mag sec 11.58 delta mag (ΔM) 0.49 Spectral class
Pri motion ra +000 Sec motion ra +000
Pri motion dec -004 Sec motion dec -004
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3574-03007-1 Gaia DR2 2070370950482387840