19316+2659 HDS2774 (V391 Vul)

 
 
19h 31m 36.38s +26 59' 11.7" P.A. 111 sep 0.5 mag 7.41,10.31 Sp B8 dist. 16666.67 pc (54366.68 l.y.)
 
 
Coord 2000
19316+2659
Discov num
HDS2774
Comp
Coord arcsec 2000
19 31 36.38 +26 59 11.7
Date first
1991
Date last
1991
Obs
1
Pa first
111
Pa last
111
P.A. Now (θ)
111°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
7.41
Mag sec
10.31
delta mag (ΔM)
2.9
Spectral class
B8 (blue-white)
Pri motion ra
+001
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
111
Precise sep
0.481
Var name
V391 Vul
Constellation
Vulpecula
HIP
96034
HD
184059
Distance
16666.67
Distance ly
54366.68
last precise pa
111
last precise sep
0.481
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19316+2659 HDS2774 1991 1 111 0.5 7.41 10.31 B8 D 193136.38+265911.7

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