19470+1911 HDS2812

 
 
19h 46m 59.65s +19 10' 50.6" P.A. 8 sep 0.2 mag 8.36,9.69 Sp B9 dist. 246.31 pc (803.46 l.y.)
 
 
Coord 2000
19470+1911
Discov num
HDS2812
Comp
Coord arcsec 2000
19 46 59.65 +19 10 50.6
Date first
1991
Date last
1997
Obs
2
Pa first
10
Pa last
8
P.A. Now (θ)
Sep first
0.1
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
8.36
Mag sec
9.69
delta mag (ΔM)
1.33
Spectral class
B9 (blue-white)
Pri motion ra
+003
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
7.7
Precise sep
0.152
Constellation
Sagitta
HIP
97339
HD
187014
Distance
246.31
Distance ly
803.46
last precise pa
7.7
last precise sep
0.152
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19470+1911 HDS2812 1997 2 8 0.2 8.36 9.69 B9 194659.65+191050.6

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