17593-2559 B   369

 
 
17h 59m 21.13s -25 58' 26.1" sep 0.3 mag 10.70,10.80 Sp B9V
 
 
Coord 2000
17593-2559
Discov num
B   369
Comp
Coord arcsec 2000
17 59 21.13 -25 58 26.1
Date first
1927
Date last
1935
Obs
2
Pa first
358
Pa last
0
P.A. Now (θ)
Sep first
0.3
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
10.70
Mag sec
10.80
delta mag (ΔM)
0.1
Spectral class
B9V (blue-white)
Pri motion ra
-002
Sec motion ra
Pri motion dec
-001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
0.4
Precise sep
0.28
Constellation
Sagittarius
Tycho2
6845-00284-1
HD
163849
last precise pa
0.4
last precise sep
0.28
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17593-2559 B 369 1935 2 0 0.3 10.70 10.80 B9V 175921.13-255826.1

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