20312+4137 J 1196

 
 
20h 31m 08.22s +41° 35' 32.6" P.A. 9.00 sep 4.7 mag 11.30,12.20 Sp G
 
 
Coord 2000 20312+4137 Discov num J  1196 Comp Coord arcsec 2000 20 31 08.22 +41 35 32.6
Date first 1915 Date last 2015 Obs 8
Pa first 16 Pa last 9.2 P.A. Now (θ) 9.2°
Sep first 3.8 Sep last 4.7 Sep. Now (ρ) 4.7"
Mag pri 11.30 Mag sec 12.20 delta mag (ΔM) 0.9 Spectral class G (yellow)
Pri motion ra -015 Sec motion ra +010
Pri motion dec -084 Sec motion dec +021
Notes
rPM=1.265
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3161-00600-1 Gaia DR2 2067847055891837952