21394+7839 UC 4520

 
 
21h 39m 26.20s +78° 38' 41.5" P.A. 189.00 sep 30.6 mag 10.50,12.50
 
 
Coord 2000 21394+7839 Discov num UC 4520 Comp Coord arcsec 2000 21 39 26.20 +78 38 41.5
Date first 1999 Date last 2015 Obs 7
Pa first 189 Pa last 189.3 P.A. Now (θ) 189.3°
Sep first 30.6 Sep last 30.594 Sep. Now (ρ) 30.594"
Mag pri 10.50 Mag sec 12.50 delta mag (ΔM) 2 Spectral class
Pri motion ra +059 Sec motion ra +053
Pri motion dec +026 Sec motion dec +022
Notes V R (Proper motion indicates physical, Red magnitudes)
rPM=0.112 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cepheus Tycho2 4603-00066-1 Gaia DR2 2284709025636283776