03156+5245 ES 768 BC

 
 
03h 15m 31.54s +52° 45' 52.9" P.A. 45.00 sep 2.8 mag 11.71,13.20
 
 
Coord 2000 03156+5245 Discov num ES  768 Comp BC Coord arcsec 2000 03 15 31.54 +52 45 52.9
Date first 1909 Date last 2016 Obs 5
Pa first 47 Pa last 44.8 P.A. Now (θ) 44.8°
Sep first 2.6 Sep last 2.813 Sep. Now (ρ) 2.813"
Mag pri 11.71 Mag sec 13.20 delta mag (ΔM) 1.49 Spectral class
Pri motion ra -009 Sec motion ra
Pri motion dec -001 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
03156+5245 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 20054 23904 03 15 37 +52 44 59 ES 768 AB 2002 6 315 75.8 8.66 11.71 3.05
Show 23904 03 15 37 +52 44 59 ES 768 AD 2014 5 346 36.3 8.66 13.18 4.52
Show 03 15 32 +52 45 53 ES 768 BC 2016 5 45 2.8 11.71 13.20 1.49 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Perseus Tycho2 3702-00127-1 Gaia DR2 446088360063145600