21323+5245 A  1698BD

 
 
21h 32m 16.16s +52 45' 03.9" P.A. 234 sep 8.4 mag 9.62,14.60
 
 
Coord 2000
21323+5245
Discov num
A  1698
Comp
BD
Coord arcsec 2000
21 32 16.16 +52 45 03.9
Date first
1907
Date last
2003
Obs
4
Pa first
240
Pa last
234
P.A. Now (θ)
234°
Sep first
7.3
Sep last
8.4
Sep. Now (ρ)
8.4"
Mag pri
9.62
Mag sec
14.60
delta mag (ΔM)
4.98
Spectral class
Pri motion ra
+001
Sec motion ra
Pri motion dec
-017
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
21323+5245 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21323+5245 BU 370 AB 1875 2017 27 326 3.4 8.76 9.62 0.86
Show 21323+5245 A 1698 BC 1907 1929 3 347 2.4 9.62 14.60 4.98
Show 21323+5245 A 1698 BD 1907 2003 4 234 8.4 9.62 14.60 4.98 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
234.4
Precise sep
8.39
Constellation
Cygnus
last precise pa
234.4
last precise sep
8.39
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21323+5245 A 1698 BD 2000 3 237 8.4 9.50 14.50 D 213216.16+524503.9
21323+5245 A 1698 BD 2003 4 234 8.4 9.62 14.60 D 213216.16+524503.9

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