03131+4440 ES 1310 BC

03h 13m 10.52s +44° 39' 02.6" P.A. 121.00 sep 2.9 mag 11.31,11.84

Coord 2000 03131+4440 Discov num ES 1310 Comp BC Coord arcsec 2000 03 13 10.52 +44 39 02.6
Date first 1915 Date last 2016 Obs 7
Pa first 118 Pa last 121.1 P.A. Now (θ) 121.1°
Sep first 2.2 Sep last 2.863 Sep. Now (ρ) 2.863"
Mag pri 11.31 Mag sec 11.84 delta mag (ΔM) 0.53 Spectral class
Pri motion ra -002 Sec motion ra -002
Pri motion dec -019 Sec motion dec -019
Notes




Nature of this double is uncertain.



03131+4440 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 03 13 10 +44 39 24 ES 1310 AB 2011 10 160 22.7 10.54 11.31 0.77
Show 03 13 10 +44 39 24 ES 1310 AD 2014 12 235 98.2 10.54 9.09 1.45
Show 03 13 11 +44 39 03 ES 1310 BC 2016 7 121 2.9 11.31 11.84 0.53 <===
Show 03 13 11 +44 39 03 ES 1310 BD 2011 8 248 94.5 11.31 9.09 2.22


Quadruple system
4 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Perseus Tycho2 2860-01119-1 Gaia DR2 240920211875283712