21596+5223 HU 775 AB (HD 235684)

 
 
21h 59m 35.80s +52° 23' 08.2" P.A. 218.00 sep 2.2 mag 9.65,11.58 Sp B5
 
 
Coord 2000 21596+5223 Discov num HU  775 Comp AB Coord arcsec 2000 21 59 35.80 +52 23 08.2
Date first 1904 Date last 2016 Obs 8
Pa first 221 Pa last 217.6 P.A. Now (θ) 217.6°
Sep first 2.2 Sep last 2.174 Sep. Now (ρ) 2.174"
Mag pri 9.65 Mag sec 11.58 delta mag (ΔM) 1.93 Spectral class B5 (blue-white)
Pri motion ra +002 Sec motion ra
Pri motion dec +006 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
21596+5223 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 235684 33946 21 59 36 +52 23 08 HU 775 AB 2016 8 218 2.2 9.65 11.58 1.93 <===
Show 33946 21 59 36 +52 23 08 HU 775 AC 2015 7 176 16.3 9.65 12.22 2.57
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 235684 Constellation Cygnus SAO 33946 Tycho2 3617-00197-1
Gaia DR2 1981181350379638656 HD 235684