17166+2635 WHC 15 CD

 
 
17h 16m 36.43s +26° 34' 29.2" P.A. 329.00 sep 136.5 mag 10.55,10.27 dist. 917.43 pc (2992.66 l.y.)
 
 
Coord 2000 17166+2635 Discov num WHC  15 Comp CD Coord arcsec 2000 17 16 36.43 +26 34 29.2
Date first 1893 Date last 2015 Obs 16
Pa first 330 Pa last 329.2 P.A. Now (θ) 329.2°
Sep first 141.9 Sep last 136.537 Sep. Now (ρ) 136.537"
Mag pri 10.55 Mag sec 10.27 delta mag (ΔM) 0.28 Spectral class
Pri motion ra -027 Sec motion ra -010
Pri motion dec -050 Sec motion dec -087
Notes N (See Notes)
rPM=0.465
Nature of this double is uncertain.
 
 
17166+2635 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 84967 17 16 37 +26 34 47 WHC 15 AB 2012 34 63 0.1 9.40 9.70 0.30
Show HD 156454 17 16 37 +26 34 47 STF 2145 AB,C 2019 64 184 19.0 8.87 10.55 1.68
Show 17 16 37 +26 34 47 WHC 15 AB,D 2015 16 324 121.6 8.87 10.27 1.40
Show 17 16 36 +26 34 29 WHC 15 CD 2015 16 329 136.5 10.55 10.27 0.28 <===
Quadruple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules HIP 84512 Tycho2 2069-02393-1 Gaia DR2 4573877116380631552
Distance 917.43 Distance ly 2992.66