19423+4248 KOI 987AC

 
 
19H 42M 17.79S +42 48' 23.1" P.A. 143 SEP 2.2 MAG 10.80,17.40
 
 
Coord 2000
19423+4248
Discov num
KOI 987
Comp
AC
Coord arcsec 2000
19 42 17.79 +42 48 23.1
Date first
2012
Date last
2012
Obs
1
Pa first
143
Pa last
143
P.A. Now (θ)
143°
Sep first
2.2
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
10.80
Mag sec
17.40
delta mag (ΔM)
6.6
Spectral class
Pri motion ra
+007
Sec motion ra
Pri motion dec
-002
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
19423+4248 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19423+4248 KOI 987 AB 2010 2014 7 226 2.0 12.33 16.40 4.07
Show 19423+4248 KOI 987 AC 2012 2012 1 143 2.2 10.80 17.40 6.60 <===
Show 19423+4248 KOI 987 AD 2012 2012 1 157 5.3 10.80 18.30 7.50
Show 19423+4248 KOI 987 AE 2014 2014 1 1 6.0 10.80 19.60 8.80
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
last precise pa
143
last precise sep
2.175