17379-4140 CPO 541 AB (HD 159668)

 
 
17h 37m 55.06s -41° 39' 50.0" P.A. 267.00 sep 7.7 mag 10.21,10.79 Sp F3/5V
 
 
Coord 2000 17379-4140 Discov num CPO 541 Comp AB Coord arcsec 2000 17 37 55.06 -41 39 50.0
Date first 1901 Date last 2015 Obs 8
Pa first 265 Pa last 266.7 P.A. Now (θ) 266.7°
Sep first 7.5 Sep last 7.653 Sep. Now (ρ) 7.653"
Mag pri 10.21 Mag sec 10.79 delta mag (ΔM) 0.58 Spectral class F3/5V (yellow-white)
Pri motion ra -007 Sec motion ra -013
Pri motion dec -014 Sec motion dec -016
Notes
rPM=0.307
Nature of this double is uncertain.
 
 
17379-4140 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 159668 228218 17 37 55 -41 39 50 CPO 541 AB 2015 8 267 7.7 10.21 10.79 0.58 <===
Show 228218 17 37 55 -41 39 50 CPO 541 AC 2015 6 35 64.3 10.21 10.80 0.59
Show 17 37 58 -41 38 58 CPO 541 CD 2015 6 352 5.8 10.80 11.80 1.00
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 159668 Constellation Scorpius SAO 228218 Tycho2 7892-05472-1
Gaia DR2 5960516516377637376 HD 159668 DM CP-41 8106