17569+4115 STF 2255

 
 
17h 56m 51.76s +41° 15' 05.5" P.A. 343.00 sep 9.1 mag 8.95,11.57 Sp F5 dist. 134.95 pc (440.21 l.y.)
 
 
Coord 2000 17569+4115 Discov num STF2255 Comp Coord arcsec 2000 17 56 51.76 +41 15 05.5
Date first 1830 Date last 2016 Obs 25
Pa first 343 Pa last 343.2 P.A. Now (θ) 343.2°
Sep first 8.3 Sep last 9.115 Sep. Now (ρ) 9.115"
Mag pri 8.95 Mag sec 11.57 delta mag (ΔM) 2.62 Spectral class F5 (yellow-white)
Pri motion ra -014 Sec motion ra -013
Pri motion dec +002 Sec motion dec +004
Notes
rPM=0.158 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules HIP 87857 Tycho2 3097-01212-1 Gaia DR2 1345034330902318848
BD BD+41 2934 Distance 134.95 Distance ly 440.21