21191+3944 SEI 1501

 
 
21h 19m 07.08s +39° 44' 08.3" P.A. 240.00 sep 29.7 mag 11.93,12.68
 
 
Coord 2000 21191+3944 Discov num SEI1501 Comp Coord arcsec 2000 21 19 07.08 +39 44 08.3
Date first 1895 Date last 2018 Obs 11
Pa first 240 Pa last 239.6 P.A. Now (θ) 239.6°
Sep first 29.1 Sep last 29.682 Sep. Now (ρ) 29.682"
Mag pri 11.93 Mag sec 12.68 delta mag (ΔM) 0.75 Spectral class
Pri motion ra +000 Sec motion ra -001
Pri motion dec -004 Sec motion dec -003
Notes
rPM=0.354
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1965558213555452416