18475+4926 BU 971 AB,C (V413 Dra)

 
 
18h 47m 29.57s +49° 25' 55.4" P.A. 113.00 sep 104.4 mag 7.23,12.14 Sp F0III dist. 229.36 pc (748.17 l.y.)
 
 
Coord 2000 18475+4926 Discov num BU  971 Comp AB,C Coord arcsec 2000 18 47 29.57 +49 25 55.4
Date first 1914 Date last 2015 Obs 7
Pa first 113 Pa last 112.5 P.A. Now (θ) 112.5°
Sep first 107.6 Sep last 104.384 Sep. Now (ρ) 104.384"
Mag pri 7.23 Mag sec 12.14 delta mag (ΔM) 4.91 Spectral class F0III (yellow-white)
Pri motion ra +014 Sec motion ra -017
Pri motion dec -010 Sec motion dec -001
Notes N (See Notes)
rPM=1.876
This double is not physical.
 
 
18475+4926 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 47811 18 47 30 +49 25 55 BU 971 AB 2016 36 215 0.5 7.37 10.16 2.79
Show V413 Dra 47811 18 47 30 +49 25 55 BU 971 AB,C 2015 7 113 104.4 7.23 12.14 4.91 <===
Show 47811 18 47 30 +49 25 55 FOX 235 AB,D 2015 6 131 91.4 7.23 13.80 6.57
Quadruple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name V413 Dra Constellation Draco SAO 47811 HIP 92204
Tycho2 3548-02346-1 Gaia DR2 2143847082010882176 HD 174343 GC 25773
BD BD+49 2871 Distance 229.36 Distance ly 748.17