19459+3953 A  1404AB

 
 
19h 45m 55.23s +39 53' 19.9" P.A. 100 sep 0.2 mag 7.60,8.30 Sp B9III
 
 
Coord 2000
19459+3953
Discov num
A  1404
Comp
AB
Coord arcsec 2000
19 45 55.23 +39 53 19.9
Date first
1906
Date last
2008
Obs
26
Pa first
322
Pa last
100
P.A. Now (θ)
100°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
7.60
Mag sec
8.30
delta mag (ΔM)
0.7
Spectral class
B9III (blue-white)
Pri motion ra
+010
Sec motion ra
Pri motion dec
-010
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
19459+3953 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 68820 19459+3953 A 1404 AB 1906 2008 26 100 0.2 7.60 8.30 0.70 <===
Show 68820 19459+3953 A 1404 AB,C 1892 2002 7 273 19.3 7.51 13.00 5.49
Show 68820 19459+3953 A 1404 AB,D 1892 2002 8 79 20.6 7.51 12.00 4.49
Quadruple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
100.2
Precise sep
0.235
Constellation
Cygnus
SAO
68820
Tycho2
3140-02825-1
HD
186996
last precise pa
100.2
last precise sep
0.235
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19459+3953 A 1404 AB 1996 25 290 0.2 7.60 8.30 B9III N 194555.23+395319.9
19459+3953 A 1404 AB 2008 26 100 0.2 7.60 8.30 B9III N 194555.23+395319.9

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