17209+2430 GUI 41 AD

17h 20m 54.22s +24° 29' 58.0" P.A. 223.00 sep 221.7 mag 5.12,10.76 Sp A2V dist. 131.06 pc (427.52 l.y.)

Coord 2000 17209+2430 Discov num GUI  41 Comp AD Coord arcsec 2000 17 20 54.22 +24 29 58.0
Date first 1894 Date last 2020 Obs 9
Pa first 223 Pa last 222.6 P.A. Now (θ) 222.6°
Sep first 224.1 Sep last 221.68 Sep. Now (ρ) 221.68"
Mag pri 5.12 Mag sec 10.76 delta mag (ΔM) 5.64 Spectral class A2V (white)
Pri motion ra -019 Sec motion ra -002
Pri motion dec -001 Sec motion dec +002
Notes N (See Notes)




rPM=0.907

This double is not physical.



17209+2430 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 70 Her 85021 17 20 54 +24 29 58 S 687 AB 2015 22 56 223.6 5.12 9.33 4.21
Show 85021 17 20 54 +24 29 58 S 687 AC 2015 7 20 240.3 5.12 12.58 7.46
Show 85021 17 20 54 +24 29 58 GUI 41 AD 2020 9 223 221.7 5.12 10.76 5.64 <===
Show 85021 17 20 54 +24 29 58 SLE 689 AE 2002 4 29 550.2 5.12 11.32 6.20
Show 17 21 08 +24 32 02 S 687 BC 2015 12 314 146.5 9.33 12.58 3.25


Quintuple system
5 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Hercules SAO 85021 HIP 84887 Tycho2 2078-01803-1
Gaia DR2 4570163825096824448 HD 157198 HR 6457 GC 23447
BD BD+24 3167 Flamsteed 70 Herculis Flamsteed name 70 Her Distance 131.06
Distance ly 427.52