17498-3623 B 922 AC

17h 49m 49.95s -36° 23' 00.2" P.A. 158.00 sep 4.9 mag 10.18,10.60 Sp F2V

Coord 2000 17498-3623 Discov num B   922 Comp AC Coord arcsec 2000 17 49 49.95 -36 23 00.2
Date first 1912 Date last 2015 Obs 10
Pa first 150 Pa last 157.6 P.A. Now (θ) 157.6°
Sep first 4.8 Sep last 4.907 Sep. Now (ρ) 4.907"
Mag pri 10.18 Mag sec 10.60 delta mag (ΔM) 0.42 Spectral class F2V (yellow-white)
Pri motion ra +012 Sec motion ra +015
Pri motion dec +000 Sec motion dec +002
Notes T (Parallax indicates physical)




rPM=0.238 (< 0.3, Physical double)

This double is physical.



17498-3623 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 161910 17 49 50 -36 23 00 B 922 AB 2016 4 121 0.9 10.18 10.89 0.71
Show 17 49 50 -36 23 00 B 922 AC 2015 10 158 4.9 10.18 10.60 0.42 <===


Triple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Scorpius Tycho2 7389-01357-1 Gaia DR2 4040207909448706304 HD 161910