20106+3452 A   281AB

 
 
20H 10M 36.85S +34 52' 03.9" P.A. 172 SEP 4.2 MAG 9.01,9.45 SP F7V
 
 
Coord 2000
20106+3452
Discov num
A   281
Comp
AB
Coord arcsec 2000
20 10 36.85 +34 52 03.9
Date first
1901
Date last
2016
Obs
41
Pa first
172
Pa last
172
P.A. Now (θ)
172°
Sep first
3.7
Sep last
4.2
Sep. Now (ρ)
4.2"
Mag pri
9.01
Mag sec
9.45
delta mag (ΔM)
0.44
Spectral class
F7V (yellow-white)
Pri motion ra
+025
Sec motion ra
+027
Pri motion dec
-010
Sec motion dec
-045
Notes
W
Nature of this double is uncertain.
 
 
20106+3452 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20106+3452 A 281 AB 1901 2016 41 172 4.2 9.01 9.45 0.44 <===
Show 20106+3452 ARN 96 AC 1896 2015 9 314 63.6 9.01 9.78 0.77
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
last precise pa
172.1
last precise sep
4.217