19385+1715 WAL 116AC

 
 
19h 38m 27.48s +17 15' 26.0" P.A. 314 sep 46.8 mag 7.51,12.72 Sp B0.5V
 
 
Coord 2000
19385+1715
Discov num
WAL 116
Comp
AC
Coord arcsec 2000
19 38 27.48 +17 15 26.0
Date first
1944
Date last
1998
Obs
2
Pa first
310
Pa last
314
P.A. Now (θ)
314°
Sep first
50.0
Sep last
46.8
Sep. Now (ρ)
46.8"
Mag pri
7.51
Mag sec
12.72
delta mag (ΔM)
5.21
Spectral class
B0.5V (blue-white)
Pri motion ra
+001
Sec motion ra
Pri motion dec
-007
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
19385+1715 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19385+1715 BU 1471 AB 1897 2015 11 333 13.0 7.51 11.86 4.35
Show 19385+1715 WAL 116 AC 1944 1998 2 314 46.8 7.51 12.72 5.21 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
314.2
Precise sep
46.77
Constellation
Sagitta
last precise pa
314.2
last precise sep
46.77
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19385+1715 WAL 116 AC 1998 2 314 46.8 7.51 12.72 B0.5V D 193827.48+171526.0

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