18582-8325 RST 3188 AB (HD 172226)

 
 
18h 58m 10.03s -83° 25' 19.8" P.A. 281.00 sep 0.4 mag 6.78,7.55 Sp B9/9.5V dist. 169.49 pc (552.88 l.y.)
 
 
Coord 2000 18582-8325 Discov num RST3188 Comp AB Coord arcsec 2000 18 58 10.03 -83 25 19.8
Date first 1934 Date last 1991 Obs 7
Pa first 320 Pa last 280.5 P.A. Now (θ) 280.5°
Sep first 0.3 Sep last 0.41 Sep. Now (ρ) 0.41"
Mag pri 6.78 Mag sec 7.55 delta mag (ΔM) 0.77 Spectral class B9/9.5V (blue-white)
Pri motion ra +017 Sec motion ra +017
Pri motion dec -018 Sec motion dec -018
Notes
Nature of this double is uncertain.
 
 
18582-8325 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 172226 258814 18 58 10 -83 25 20 RST 3188 AB 1991 7 281 0.4 6.78 7.55 0.77 <===
Show 258814 18 58 10 -83 25 20 HJ 5043 AB,C 2000 4 359 44.9 6.78 14.50 7.72
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 172226 Constellation Octans SAO 258814 HIP 93117
Tycho2 9523-03026-1 HD 172226 GC 25771 CP CP-83 664
Distance 169.49 Distance ly 552.88