15311+4022 KZA 93 AD

 
 
15h 31m 07.60s +40° 21' 32.2" P.A. 17.00 sep 70.5 mag 9.56,14.82 Sp K0
 
 
Coord 2000 15311+4022 Discov num KZA  93 Comp AD Coord arcsec 2000 15 31 07.60 +40 21 32.2
Date first 1982 Date last 2017 Obs 12
Pa first 17 Pa last 16.9 P.A. Now (θ) 16.9°
Sep first 70.3 Sep last 70.5 Sep. Now (ρ) 70.5"
Mag pri 9.56 Mag sec 14.82 delta mag (ΔM) 5.26 Spectral class K0 (yellow-orange)
Pri motion ra +017 Sec motion ra -004
Pri motion dec -016 Sec motion dec -005
Notes
rPM=1.015
This double is not physical.
 
 
15311+4022 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 15 31 08 +40 21 32 KZA 93 AB 2017 18 357 40.5 9.56 10.78 1.22
Show 15 31 08 +40 21 32 KZA 93 AC 2017 14 91 49.7 9.56 11.99 2.43
Show 15 31 08 +40 21 32 KZA 93 AD 2017 12 17 70.5 9.56 14.82 5.26 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Bootes Tycho2 3055-01230-1 Gaia DR2 1389748582584839296