20470+3156 GYL 71

 
 
20h 46m 58.78s +31° 56' 09.5" P.A. 46.00 sep 24.4 mag 11.06,13.10
 
 
Coord 2000 20470+3156 Discov num GYL  71 Comp Coord arcsec 2000 20 46 58.78 +31 56 09.5
Date first 1893 Date last 2015 Obs 11
Pa first 45 Pa last 46.1 P.A. Now (θ) 46.1°
Sep first 23.3 Sep last 24.429 Sep. Now (ρ) 24.429"
Mag pri 11.06 Mag sec 13.10 delta mag (ΔM) 2.04 Spectral class
Pri motion ra -006 Sec motion ra -001
Pri motion dec -010 Sec motion dec -004
Notes
rPM=0.67
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2691-01625-1 Gaia DR2 1859922397703614592