16540-5101 RST3052

 
 
16h 54m 00.46s -51 01' 08.3" P.A. 63 sep 1.9 mag 10.71,13.90 Sp B9
 
 
Coord 2000
16540-5101
Discov num
RST3052
Comp
Coord arcsec 2000
16 54 00.46 -51 01 08.3
Date first
1935
Date last
1949
Obs
2
Pa first
62
Pa last
63
P.A. Now (θ)
63°
Sep first
1.9
Sep last
1.9
Sep. Now (ρ)
1.9"
Mag pri
10.71
Mag sec
13.90
delta mag (ΔM)
3.19
Spectral class
B9 (blue-white)
Pri motion ra
-007
Sec motion ra
Pri motion dec
-016
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
62.6
Precise sep
1.88
Constellation
Ara
Tycho2
8339-01579-1
last precise pa
62.6
last precise sep
1.88
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16540-5101 RST3052 1949 2 63 1.9 10.71 13.90 B9 165400.46-510108.3

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