19415+3903 KOI2904AB

 
 
19H 41M 30.57S +39 02' 52.9" P.A. 227 SEP 0.7 MAG 12.68,15.80
 
 
Coord 2000
19415+3903
Discov num
KOI2904
Comp
AB
Coord arcsec 2000
19 41 30.57 +39 02 52.9
Date first
2012
Date last
2014
Obs
12
Pa first
226
Pa last
227
P.A. Now (θ)
227°
Sep first
0.7
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
12.68
Mag sec
15.80
delta mag (ΔM)
3.12
Spectral class
Pri motion ra
-004
Sec motion ra
Pri motion dec
-001
Sec motion dec
Notes
N R (See Notes, Red magnitudes)
Nature of this double is uncertain.
 
 
19415+3903 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19415+3903 KOI2904 AB 2012 2014 12 227 0.7 12.68 15.80 3.12 <===
Show 19415+3903 KOI2904 AC 1998 2013 2 50 5.3 12.68 16.30 3.62
Show 19415+3903 KOI2904 AD 1998 2013 2 21 8.5 12.68 17.00 4.32
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
last precise pa
226.8
last precise sep
0.672