02249+5153 ES 764 AC

 
 
02h 24m 53.17s +51° 52' 53.0" P.A. 220.00 sep 20.0 mag 9.55,12.50 Sp B8
 
 
Coord 2000 02249+5153 Discov num ES  764 Comp AC Coord arcsec 2000 02 24 53.17 +51 52 53.0
Date first 1909 Date last 2015 Obs 7
Pa first 219 Pa last 219.8 P.A. Now (θ) 219.8°
Sep first 19.7 Sep last 20.02 Sep. Now (ρ) 20.02"
Mag pri 9.55 Mag sec 12.50 delta mag (ΔM) 2.95 Spectral class B8 (blue-white)
Pri motion ra -002 Sec motion ra +000
Pri motion dec -002 Sec motion dec -005
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
 
 
Constellation Perseus SAO 23303 Tycho2 3306-01457-1 Gaia DR2 451941266616254080
HD 232645