18384+6043 SLE 235 AD (HD 172825)

18h 38m 24.32s +60° 42' 39.3" P.A. 313.00 sep 154.7 mag 6.68,11.55 Sp F2 dist. 107.76 pc (351.51 l.y.)

Coord 2000 18384+6043 Discov num SLE 235 Comp AD Coord arcsec 2000 18 38 24.32 +60 42 39.3
Date first 1982 Date last 2015 Obs 6
Pa first 313 Pa last 312.7 P.A. Now (θ) 312.7°
Sep first 155.8 Sep last 154.692 Sep. Now (ρ) 154.692"
Mag pri 6.68 Mag sec 11.55 delta mag (ΔM) 4.87 Spectral class F2 (yellow-white)
Pri motion ra +005 Sec motion ra +002
Pri motion dec +052 Sec motion dec +006
Notes




rPM=0.882

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

Name HD 172825 Constellation Draco SAO 17961 HIP 91397
Tycho2 4215-01006-1 Gaia DR2 2156503702094828288 HD 172825 BD BD+60 1840
Distance 107.76 Distance ly 351.51