19475+4105 KOI 1902 AD

 
 
19h 47m 30.43s +41° 04' 50.1" P.A. 200.00 sep 5.8 mag 11.50,17.70
 
 
Coord 2000 19475+4105 Discov num KOI1902 Comp AD Coord arcsec 2000 19 47 30.43 +41 04 50.1
Date first 2013 Date last 2013 Obs 1
Pa first 200 Pa last 199.7 P.A. Now (θ) 199.7°
Sep first 5.8 Sep last 5.777 Sep. Now (ρ) 5.777"
Mag pri 11.50 Mag sec 17.70 delta mag (ΔM) 6.2 Spectral class
Pri motion ra +008 Sec motion ra
Pri motion dec -023 Sec motion dec
Notes K (K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
 
 
19475+4105 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 19 47 30 +41 04 50 KOI 1902 AB 2013 1 27 0.0 11.60 13.60 2.00
Show 19 47 30 +41 04 50 KOI 1902 AC 2013 1 242 5.0 11.50 18.60 7.10
Show 19 47 30 +41 04 50 KOI 1902 AD 2013 1 200 5.8 11.50 17.70 6.20 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 2076782134064256256