20021+4423 KOI 152AB

 
 
20H 02M 04.11S +44 22' 53.6" P.A. 340 SEP 5.7 MAG 13.69,17.14 SP G0
 
 
Coord 2000
20021+4423
Discov num
KOI 152
Comp
AB
Coord arcsec 2000
20 02 04.11 +44 22 53.6
Date first
1998
Date last
2013
Obs
2
Pa first
339
Pa last
340
P.A. Now (θ)
340°
Sep first
5.5
Sep last
5.7
Sep. Now (ρ)
5.7"
Mag pri
13.69
Mag sec
17.14
delta mag (ΔM)
3.45
Spectral class
G0 (yellow)
Pri motion ra
-005
Sec motion ra
Pri motion dec
+009
Sec motion dec
Notes
R (Red magnitudes)
Nature of this double is uncertain.
 
 
20021+4423 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20021+4423 KOI 152 AB 1998 2013 2 340 5.7 13.69 17.14 3.45 <===
Show 20021+4423 KOI 152 AC 2014 2014 2 30 2.5 13.69 19.40 5.71
Show 20021+4423 KOI 152 AD 2014 2014 1 22 4.2 12.60 19.10 6.50
Show 20021+4423 KOI 152 AE 2014 2014 1 151 4.2 12.60 19.10 6.50
Show 20021+4423 KOI 152 AF 2014 2014 1 134 4.6 12.60 17.40 4.80
Show 20021+4423 KOI 152 AG 2014 2014 1 152 5.0 12.60 17.70 5.10
Septuple system
7 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
last precise pa
340.1
last precise sep
5.721