20389+6405 ES 1918

 
 
20h 39m 04.56s +64° 07' 06.5" P.A. 288.00 sep 3.3 mag 10.01,10.80
 
 
Coord 2000 20389+6405 Discov num ES 1918 Comp Coord arcsec 2000 20 39 04.56 +64 07 06.5
Date first 1921 Date last 2016 Obs 7
Pa first 283 Pa last 288.2 P.A. Now (θ) 288.2°
Sep first 2.6 Sep last 3.285 Sep. Now (ρ) 3.285"
Mag pri 10.01 Mag sec 10.80 delta mag (ΔM) 0.79 Spectral class
Pri motion ra +025 Sec motion ra -018
Pri motion dec -008 Sec motion dec +005
Notes
rPM=1.711
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cepheus Tycho2 4254-00018-1 Gaia DR2 2245078881361655424 ADS 14138