19466+4346 HDS2810

 
 
19h 46m 36.56s +43 45' 48.0" P.A. 50 sep 0.3 mag 8.24,11.32 Sp B8 dist. 289.86 pc (945.52 l.y.)
 
 
Coord 2000
19466+4346
Discov num
HDS2810
Comp
Coord arcsec 2000
19 46 36.56 +43 45 48.0
Date first
1991
Date last
2009
Obs
2
Pa first
37
Pa last
50
P.A. Now (θ)
50°
Sep first
0.3
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
8.24
Mag sec
11.32
delta mag (ΔM)
3.08
Spectral class
B8 (blue-white)
Pri motion ra
+009
Sec motion ra
Pri motion dec
+012
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
49.5
Precise sep
0.34
Constellation
Cygnus
HIP
97315
HD
187139
Distance
289.86
Distance ly
945.52
last precise pa
49.5
last precise sep
0.34
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19466+4346 HDS2810 1991 1 37 0.3 8.24 11.32 B8 D 194636.56+434548.0
19466+4346 HDS2810 2009 2 50 0.3 8.24 11.32 B8 D 194636.56+434548.0

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