20412+5659 HJ 1570 AB

 
 
20h 41m 11.81s +56° 59' 40.4" P.A. 79.00 sep 14.0 mag 11.88,12.30
 
 
Coord 2000 20412+5659 Discov num HJ 1570 Comp AB Coord arcsec 2000 20 41 11.81 +56 59 40.4
Date first 1828 Date last 2015 Obs 10
Pa first 81 Pa last 79.3 P.A. Now (θ) 79.3°
Sep first 10.0 Sep last 13.999 Sep. Now (ρ) 13.999"
Mag pri 11.88 Mag sec 12.30 delta mag (ΔM) 0.42 Spectral class
Pri motion ra +000 Sec motion ra -002
Pri motion dec -013 Sec motion dec -012
Notes
rPM=0.172 (< 0.3, Physical double)
This double is physical.
 
 
20412+5659 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 41 12 +56 59 40 HJ 1570 AB 2015 10 79 14.0 11.88 12.30 0.42 <===
Show 20 41 12 +56 59 40 VBS 32 AC 2015 8 345 15.4 11.88 14.70 2.82
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cepheus Tycho2 3959-00908-1 Gaia DR2 2187212786982254976