18384+6043 HJ 2836 AB

 
 
18h 38m 24.32s +60° 42' 39.3" P.A. 316.00 sep 32.3 mag 6.68,12.90 Sp F2 dist. 107.76 pc (351.51 l.y.)
 
 
Coord 2000 18384+6043 Discov num HJ 2836 Comp AB Coord arcsec 2000 18 38 24.32 +60 42 39.3
Date first 1831 Date last 2015 Obs 10
Pa first 328 Pa last 315.7 P.A. Now (θ) 315.7°
Sep first 35.0 Sep last 32.264 Sep. Now (ρ) 32.264"
Mag pri 6.68 Mag sec 12.90 delta mag (ΔM) 6.22 Spectral class F2 (yellow-white)
Pri motion ra +002 Sec motion ra +008
Pri motion dec +054 Sec motion dec -027
Notes
rPM=1.503
This double is not physical.
 
 
18384+6043 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 17961 18 38 24 +60 42 39 HJ 2836 AB 2015 10 316 32.3 6.68 12.90 6.22 <===
Show 17961 18 38 24 +60 42 39 HJ 2836 AC 2015 7 252 56.4 6.68 13.50 6.82
Show HD 172825 17961 18 38 24 +60 42 39 SLE 235 AD 2015 6 313 154.7 6.68 11.55 4.87
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco SAO 17961 HIP 91397 Tycho2 4215-01006-1
Gaia DR2 2156503702094828288 HD 172825 GC 25538 BD BD+60 1840
Distance 107.76 Distance ly 351.51