19556+4739 KOI 3639 AB

 
 
19h 55m 38.80s +47° 39' 29.9" P.A. 38.00 sep 3.2 mag 13.95,15.61
 
 
Coord 2000 19556+4739 Discov num KOI3639 Comp AB Coord arcsec 2000 19 55 38.80 +47 39 29.9
Date first 2010 Date last 2015 Obs 4
Pa first 38 Pa last 38.3 P.A. Now (θ) 38.3°
Sep first 3.2 Sep last 3.222 Sep. Now (ρ) 3.222"
Mag pri 13.95 Mag sec 15.61 delta mag (ΔM) 1.66 Spectral class
Pri motion ra -018 Sec motion ra
Pri motion dec -011 Sec motion dec
Notes R (Red magnitudes)
Nature of this double is uncertain.
 
 
19556+4739 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 19 55 39 +47 39 30 KOI 3639 AB 2015 4 38 3.2 13.95 15.61 1.66 <===
Show 19 55 39 +47 39 30 KOI 3639 AC 2013 2 290 4.6 13.95 15.74 1.79
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 2085712882898821120