20509+3855 SEI 1278

 
 
20h 50m 53.31s +38° 54' 49.9" P.A. 135.00 sep 25.5 mag 11.33,12.06 Sp G0
 
 
Coord 2000 20509+3855 Discov num SEI1278 Comp Coord arcsec 2000 20 50 53.31 +38 54 49.9
Date first 1896 Date last 2015 Obs 12
Pa first 139 Pa last 135.1 P.A. Now (θ) 135.1°
Sep first 23.9 Sep last 25.527 Sep. Now (ρ) 25.527"
Mag pri 11.33 Mag sec 12.06 delta mag (ΔM) 0.73 Spectral class G0 (yellow)
Pri motion ra -017 Sec motion ra +001
Pri motion dec -024 Sec motion dec -023
Notes
rPM=0.613
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3167-01724-1 Gaia DR2 1872776371520153728