17592+6409 STF 2273 BC

 
 
17h 59m 10.55s +64° 08' 38.0" P.A. 271.00 sep 22.4 mag 7.63,12.70 Sp F2 dist. 44.11 pc (143.89 l.y.)
 
 
Coord 2000 17592+6409 Discov num STF2273 Comp BC Coord arcsec 2000 17 59 10.55 +64 08 38.0
Date first 1903 Date last 2015 Obs 11
Pa first 266 Pa last 270.7 P.A. Now (θ) 270.7°
Sep first 24.1 Sep last 22.385 Sep. Now (ρ) 22.385"
Mag pri 7.63 Mag sec 12.70 delta mag (ΔM) 5.07 Spectral class F2 (yellow-white)
Pri motion ra +008 Sec motion ra +024
Pri motion dec +031 Sec motion dec +042
Notes
rPM=0.401
Nature of this double is uncertain.
 
 
17592+6409 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 164984 17717 17 59 14 +64 08 33 STF 2273 AB 2019 65 282 21.4 7.31 7.63 0.32
Show 17717 17 59 14 +64 08 33 STF 2273 AC 2015 8 277 43.5 7.31 12.70 5.39
Show 17717 17 59 14 +64 08 33 STF 2273 AD 2015 7 336 14.8 7.31 14.70 7.39
Show 17 59 11 +64 08 38 STF 2273 BC 2015 11 271 22.4 7.63 12.70 5.07 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco HIP 88062 Tycho2 4208-01816-1 Gaia DR2 1439931564586809984
HD 164983 Distance 44.11 Distance ly 143.89