21346+5633 A  1893AB

 
 
21h 34m 34.33s +56 32' 48.0" P.A. 24 sep 0.7 mag 10.26,10.68 Sp G5
 
 
Coord 2000
21346+5633
Discov num
A  1893
Comp
AB
Coord arcsec 2000
21 34 34.33 +56 32 48.0
Date first
1908
Date last
2016
Obs
10
Pa first
20
Pa last
24
P.A. Now (θ)
24°
Sep first
0.6
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
10.26
Mag sec
10.68
delta mag (ΔM)
0.42
Spectral class
G5 (yellow)
Pri motion ra
+007
Sec motion ra
+007
Pri motion dec
+005
Sec motion dec
+005
Notes
Nature of this double is uncertain.
 
 
21346+5633 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21346+5633 A 1893 AB 1908 2016 10 24 0.7 10.26 10.68 0.42 <===
Show 21346+5633 A 1893 AB,C 1908 2003 4 67 16.4 9.70 14.20 4.50
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
23.7
Precise sep
0.71
Constellation
Cepheus
Tycho2
3975-01761-1
HD
239702
last precise pa
23.7
last precise sep
0.71
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21346+5633 A 1893 AB 1991 8 24 0.7 10.26 10.68 G5 213434.33+563248.0
21346+5633 A 1893 AB 2008 9 27 0.6 10.26 10.68 G5 213434.33+563248.0
21346+5633 A 1893 AB 2016 10 24 0.7 10.26 10.68 G5 213434.33+563248.0

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