20216+3902 SEI 1101

 
 
20h 21m 34.14s +39 02' 13.6" P.A. 11.00 sep 11.6 mag 11.67,12.90
 
 
Coord 2000 20216+3902 Discov num SEI1101 Comp Coord arcsec 2000 20 21 34.14 +39 02 13.6
Date first 1895 Date last 2015 Obs 9
Pa first 12 Pa last 11.1 P.A. Now (θ) 11.1°
Sep first 10.9 Sep last 11.638 Sep. Now (ρ) 11.638"
Mag pri 11.67 Mag sec 12.90 delta mag (ΔM) 1.23 Spectral class
Pri motion ra -010 Sec motion ra -003
Pri motion dec -010 Sec motion dec -005
Notes
rPM=0.608
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3152-00249-1 Gaia DR2 2061394125234338176