20109+3612 SEI 959

 
 
20h 10m 50.38s +36 11' 41.8" P.A. 71.00 sep 21.6 mag 12.52,13.29
 
 
Coord 2000 20109+3612 Discov num SEI 959 Comp Coord arcsec 2000 20 10 50.38 +36 11 41.8
Date first 1896 Date last 2015 Obs 10
Pa first 70 Pa last 70.5 P.A. Now (θ) 70.5°
Sep first 22.1 Sep last 21.561 Sep. Now (ρ) 21.561"
Mag pri 12.52 Mag sec 13.29 delta mag (ΔM) 0.77 Spectral class
Pri motion ra -001 Sec motion ra -002
Pri motion dec -005 Sec motion dec -007
Notes
rPM=0.307
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 2059167236251974400