17209+2430 S 687 BC

 
 
17h 21m 07.77s +24° 32' 02.4" P.A. 314.00 sep 146.5 mag 9.33,12.58 Sp F0
 
 
Coord 2000 17209+2430 Discov num S   687 Comp BC Coord arcsec 2000 17 21 07.77 +24 32 02.4
Date first 1894 Date last 2015 Obs 12
Pa first 315 Pa last 314 P.A. Now (θ) 314°
Sep first 146.1 Sep last 146.511 Sep. Now (ρ) 146.511"
Mag pri 9.33 Mag sec 12.58 delta mag (ΔM) 3.25 Spectral class F0 (yellow-white)
Pri motion ra +010 Sec motion ra -001
Pri motion dec +001 Sec motion dec -004
Notes N (See Notes)
rPM=1.202
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 Tycho2 2078-01757-1 Gaia DR2 4570257627182355200