20347+4957 ES 2696

 
 
20h 34m 40.94s +49 57' 11.3" P.A. 147.00 sep 12.2 mag 9.86,10.72 Sp B8
 
 
Coord 2000 20347+4957 Discov num ES 2696 Comp Coord arcsec 2000 20 34 40.94 +49 57 11.3
Date first 1911 Date last 2015 Obs 11
Pa first 148 Pa last 147 P.A. Now (θ) 147°
Sep first 10.8 Sep last 12.171 Sep. Now (ρ) 12.171"
Mag pri 9.86 Mag sec 10.72 delta mag (ΔM) 0.86 Spectral class B8 (blue-white)
Pri motion ra -004 Sec motion ra +004
Pri motion dec -006 Sec motion dec -016
Notes
rPM=0.776
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3581-02032-1 Gaia DR2 2179986659133173632