11317-7156 HDS1634

 
 
11h 31m 44.08s -71 55' 42.8" P.A. 105 sep 0.2 mag 8.49,10.27 Sp B9V dist. 523.56 pc (1707.85 l.y.)
 
 
Coord 2000
11317-7156
Discov num
HDS1634
Comp
Coord arcsec 2000
11 31 44.08 -71 55 42.8
Date first
1991
Date last
1991
Obs
1
Pa first
105
Pa last
105
P.A. Now (θ)
105°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
8.49
Mag sec
10.27
delta mag (ΔM)
1.78
Spectral class
B9V (blue-white)
Pri motion ra
-012
Sec motion ra
Pri motion dec
-001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
105
Precise sep
0.151
Constellation
Musca
SAO
256848
HIP
56240
Tycho2
9233-00947-1
HD
100326
CP
CP-71 1258
Distance
523.56
Distance ly
1707.85
last precise pa
105
last precise sep
0.151
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11317-7156 HDS1634 1991 1 105 0.2 8.49 10.27 B9V 113144.08-715542.8

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