19557+4451 KOI 105AC

 
 
19H 55M 44.89S +44 51' 28.5" P.A. 21 SEP 4 MAG 11.20,17.60
 
 
Coord 2000
19557+4451
Discov num
KOI 105
Comp
AC
Coord arcsec 2000
19 55 44.89 +44 51 28.5
Date first
2010
Date last
2012
Obs
3
Pa first
18
Pa last
21
P.A. Now (θ)
21°
Sep first
3.8
Sep last
4.0
Sep. Now (ρ)
4"
Mag pri
11.20
Mag sec
17.60
delta mag (ΔM)
6.4
Spectral class
Pri motion ra
-038
Sec motion ra
Pri motion dec
-007
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
19557+4451 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19557+4451 KOI 105 AB 2012 2012 2 159 0.9 11.20 15.00 3.80
Show 19557+4451 KOI 105 AC 2010 2012 3 21 4.0 11.20 17.60 6.40 <===
Show 19557+4451 KOI 105 AD 2012 2012 1 156 5.6 11.20 19.10 7.90
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
last precise pa
20.5
last precise sep
3.966