18393+6348 ES 126 BC

 
 
18h 39m 27.45s +63° 48' 15.9" P.A. 24.00 sep 4.8 mag 11.47,12.34
 
 
Coord 2000 18393+6348 Discov num ES  126 Comp BC Coord arcsec 2000 18 39 27.45 +63 48 15.9
Date first 1898 Date last 2016 Obs 11
Pa first 31 Pa last 23.8 P.A. Now (θ) 23.8°
Sep first 4.8 Sep last 4.766 Sep. Now (ρ) 4.766"
Mag pri 11.47 Mag sec 12.34 delta mag (ΔM) 0.87 Spectral class
Pri motion ra -004 Sec motion ra -004
Pri motion dec -026 Sec motion dec -027
Notes V (Proper motion indicates physical)
rPM=0.037 (< 0.3, Physical double)
This double is physical.
 
 
18393+6348 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 173108 17965 18 39 19 +63 47 32 ES 126 AB 2015 9 52 72.4 8.36 11.47 3.11
Show 17965 18 39 19 +63 47 32 ES 126 AD 2015 7 54 46.0 8.36 13.29 4.93
Show 18 39 27 +63 48 16 ES 126 BC 2016 11 24 4.8 11.47 12.34 0.87 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco Tycho2 4223-01561-1 Gaia DR2 2256314309646170880