19311+1817 OL 82 (HD 231616)

 
 
19h 30m 23.26s +18° 15' 38.8" P.A. 246.00 sep 1.4 mag 9.80,11.70 Sp B0.5III
 
 
Coord 2000 19311+1817 Discov num OL   82 Comp Coord arcsec 2000 19 30 23.26 +18 15 38.8
Date first 1920 Date last 2015 Obs 3
Pa first 242 Pa last 245.5 P.A. Now (θ) 245.5°
Sep first 1.2 Sep last 1.424 Sep. Now (ρ) 1.424"
Mag pri 9.80 Mag sec 11.70 delta mag (ΔM) 1.9 Spectral class B0.5III (blue-white)
Pri motion ra +001 Sec motion ra
Pri motion dec -006 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 231616 Constellation Sagitta Tycho2 1605-00180-1 Gaia DR2 4323127850373105536
HD 231616