17504-3419 B 2419 AB (HD 162031)

 
 
17h 50m 26.70s -34° 19' 02.1" P.A. 227.00 sep 6.2 mag 8.75,12.20 Sp A0III/IV
 
 
Coord 2000 17504-3419 Discov num B  2419 Comp AB Coord arcsec 2000 17 50 26.70 -34 19 02.1
Date first 1911 Date last 2015 Obs 8
Pa first 227 Pa last 226.7 P.A. Now (θ) 226.7°
Sep first 6.0 Sep last 6.246 Sep. Now (ρ) 6.246"
Mag pri 8.75 Mag sec 12.20 delta mag (ΔM) 3.45 Spectral class A0III/IV (white)
Pri motion ra +001 Sec motion ra -004
Pri motion dec +005 Sec motion dec -001
Notes
rPM=1.532
This double is not physical.
 
 
17504-3419 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 162031 209331 17 50 27 -34 19 02 B 2419 AB 2015 8 227 6.2 8.75 12.20 3.45 <===
Show 209331 17 50 27 -34 19 02 SIN 103 AC 2015 6 265 77.9 8.75 12.30 3.55
Show 209331 17 50 27 -34 19 02 SIN 103 AD 2015 7 99 93.4 8.75 12.70 3.95
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 162031 Constellation Scorpius SAO 209331 Tycho2 7385-01204-1
Gaia DR2 4041636144844390912 HD 162031