17549-1138 HLD 139 AB (HD 163117)

 
 
17h 54m 55.72s -11° 37' 54.9" P.A. 142.00 sep 3.1 mag 7.03,11.06 Sp F3V dist. 68.12 pc (222.21 l.y.)
 
 
Coord 2000 17549-1138 Discov num HLD 139 Comp AB Coord arcsec 2000 17 54 55.72 -11 37 54.9
Date first 1882 Date last 2016 Obs 13
Pa first 140 Pa last 141.8 P.A. Now (θ) 141.8°
Sep first 6.0 Sep last 3.106 Sep. Now (ρ) 3.106"
Mag pri 7.03 Mag sec 11.06 delta mag (ΔM) 4.03 Spectral class F3V (yellow-white)
Pri motion ra +006 Sec motion ra +008
Pri motion dec +044 Sec motion dec +041
Notes
rPM=0.081 (< 0.3, Physical double)
This double is physical.
 
 
17549-1138 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 163117 160899 17 54 56 -11 37 55 HLD 139 AB 2016 13 142 3.1 7.03 11.06 4.03 <===
Show 160899 17 54 56 -11 37 55 HLD 139 AC 2011 4 97 65.8 7.03 12.86 5.83
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 163117 Constellation Serpens SAO 160899 HIP 87708
Tycho2 5682-01849-1 Gaia DR2 4151632078301105408 HD 163117 GC 24354
BD BD-11 4478 Distance 68.12 Distance ly 222.21