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
SAO
48825
HIP
97315
Tycho2
3148-01470-1
HD
187139
BD
BD+43 3358
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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