20089+3531 SEI 917

 
 
20h 08m 53.54s +35 30' 46.4" P.A. 338.00 sep 28.4 mag 8.42,12.62 Sp B0V
 
 
Coord 2000 20089+3531 Discov num SEI 917 Comp Coord arcsec 2000 20 08 53.54 +35 30 46.4
Date first 1896 Date last 2015 Obs 9
Pa first 339 Pa last 337.8 P.A. Now (θ) 337.8°
Sep first 28.0 Sep last 28.389 Sep. Now (ρ) 28.389"
Mag pri 8.42 Mag sec 12.62 delta mag (ΔM) 4.2 Spectral class B0V (blue-white)
Pri motion ra -003 Sec motion ra -003
Pri motion dec -007 Sec motion dec -006
Notes
rPM=0.131 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 69501 Tycho2 2679-00893-1 Gaia DR2 2058845629092327040
HD 191495