19459+3953 A 1404 AB

 
 
19h 45m 55.23s +39 53' 19.9" P.A. 280.00 sep 0.2 mag 7.60,8.30 Sp B9III
 
 
Coord 2000 19459+3953 Discov num A  1404 Comp AB Coord arcsec 2000 19 45 55.23 +39 53 19.9
Date first 1906 Date last 2008 Obs 26
Pa first 322 Pa last 280.2 P.A. Now (θ) 280.2°
Sep first 0.2 Sep last 0.235 Sep. Now (ρ) 0.235"
Mag pri 7.60 Mag sec 8.30 delta mag (ΔM) 0.7 Spectral class B9III (blue-white)
Pri motion ra +010 Sec motion ra
Pri motion dec -010 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
19459+3953 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 68820 19 45 55 +39 53 20 A 1404 AB 2008 26 280 0.2 7.60 8.30 0.70 <===
Show 68820 19 45 55 +39 53 20 A 1404 AB,C 2015 11 272 19.3 7.51 13.00 5.49
Show HD 186996 68820 19 45 55 +39 53 20 A 1404 AB,D 2015 12 80 20.3 7.51 12.00 4.49
Quadruple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 68820 Tycho2 3140-02825-1 Gaia DR2 2073333309691584512
HD 186996 ADS 12906