16553-4753 B  1837

 
 
16h 55m 16.44s -47 53' 03.5" P.A. 67 sep 3.2 mag 9.49,12.40 Sp B9IV/V
 
 
Coord 2000
16553-4753
Discov num
B  1837
Comp
Coord arcsec 2000
16 55 16.44 -47 53 03.5
Date first
1930
Date last
1930
Obs
1
Pa first
67
Pa last
67
P.A. Now (θ)
67°
Sep first
3.2
Sep last
3.2
Sep. Now (ρ)
3.2"
Mag pri
9.49
Mag sec
12.40
delta mag (ΔM)
2.91
Spectral class
B9IV/V (blue-white)
Pri motion ra
+001
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
67.1
Precise sep
3.2
Constellation
Ara
SAO
227431
Tycho2
8331-00591-1
HD
152371
last precise pa
67.1
last precise sep
3.2
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16553-4753 B 1837 1930 1 67 3.2 9.49 12.40 B9IV/V 165516.44-475303.5

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