19489+4723 KOI2390AB

 
 
19H 48M 51.79S +47 22' 42.6" P.A. 119 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
P.A. Now (θ)
119°
Sep first
0.9
Sep last
0.9
Sep. Now (ρ)
0.9"
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)
Nature of this double is uncertain.
 
 
19489+4723 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19489+4723 KOI2390 AB 2012 2012 1 119 0.9 10.80 17.30 6.50 <===
Show 19489+4723 KOI2390 AC 2012 2012 1 119 4.5 10.80 16.00 5.20
Show 19489+4723 KOI2390 AD 1998 2012 3 237 5.8 10.80 14.80 4.00
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
last precise pa
119.3
last precise sep
0.919