02249+5153 ES 764 AB (HD 232645)

 
 
02h 24m 53.17s +51° 52' 53.0" P.A. 63.00 sep 35.4 mag 9.55,10.67 Sp B8
 
 
Coord 2000 02249+5153 Discov num ES  764 Comp AB Coord arcsec 2000 02 24 53.17 +51 52 53.0
Date first 1903 Date last 2015 Obs 11
Pa first 63 Pa last 62.7 P.A. Now (θ) 62.7°
Sep first 36.6 Sep last 35.35 Sep. Now (ρ) 35.35"
Mag pri 9.55 Mag sec 10.67 delta mag (ΔM) 1.12 Spectral class B8 (blue-white)
Pri motion ra -002 Sec motion ra -008
Pri motion dec -002 Sec motion dec -006
Notes N (See Notes)
rPM=0.721
Nature of this double is uncertain.
 
 
02249+5153 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 232645 23303 02 24 53 +51 52 53 ES 764 AB 2015 11 63 35.4 9.55 10.67 1.12 <===
Show 23303 02 24 53 +51 52 53 ES 764 AC 2015 7 220 20.0 9.55 12.50 2.95
Show 02 24 57 +51 53 09 ES 764 BR 2016 3 89 3.2 10.68 13.50 2.82
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 232645 Constellation Perseus SAO 23303 Tycho2 3306-01457-1
Gaia DR2 451941266616254080 HD 232645