18383+5353 A 1378 AB (HD 172612)

 
 
18h 38m 19.74s +53° 53' 06.6" P.A. 119.00 sep 0.4 mag 8.82,9.64 Sp F8 dist. 126.9 pc (413.95 l.y.)
 
 
Coord 2000 18383+5353 Discov num A  1378 Comp AB Coord arcsec 2000 18 38 19.74 +53 53 06.6
Date first 1906 Date last 2016 Obs 13
Pa first 106 Pa last 119.1 P.A. Now (θ) 119.1°
Sep first 0.4 Sep last 0.373 Sep. Now (ρ) 0.373"
Mag pri 8.82 Mag sec 9.64 delta mag (ΔM) 0.82 Spectral class F8 (yellow-white)
Pri motion ra +061 Sec motion ra +062
Pri motion dec +038 Sec motion dec +038
Notes
rPM=0.014 (< 0.3, Physical double)
This double is physical.
 
 
18383+5353 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 172612 31079 18 38 20 +53 53 07 A 1378 AB 2016 13 119 0.4 8.82 9.64 0.82 <===
Show 31079 18 38 20 +53 53 07 A 1378 AB,C 2015 6 273 14.1 8.47 14.50 6.03
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 172612 Constellation Draco SAO 31079 HIP 91385
Tycho2 3905-02546-1 Gaia DR2 2147215951278897664 HD 172612 ADS 11549
BD BD+53 2109 Distance 126.9 Distance ly 413.95