19489+4723 KOI 2390 AB

 
 
19h 48m 51.79s +47° 22' 42.6" P.A. 119.00 sep 0.9 mag 10.80,17.30
 
 
Coord 2000 19489+4723 Discov num KOI2390 Comp AB Coord arcsec 2000 19 48 51.79 +47 22 42.6
Date first 2012 Date last 2012 Obs 1
Pa first 119 Pa last 119.3 P.A. Now (θ) 119.3°
Sep first 0.9 Sep last 0.919 Sep. Now (ρ) 0.919"
Mag pri 10.80 Mag sec 17.30 delta mag (ΔM) 6.5 Spectral class
Pri motion ra +008 Sec motion ra
Pri motion dec +002 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.
 
 
19489+4723 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 19 48 52 +47 22 43 KOI 2390 AB 2012 1 119 0.9 10.80 17.30 6.50 <===
Show 19 48 52 +47 22 43 KOI 2390 AC 2012 1 119 4.5 10.80 16.00 5.20
Show 19 48 52 +47 22 43 KOI 2390 AD 2015 4 236 5.9 10.80 14.80 4.00
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 2086389357427331712