12536-6021 HDS1808 (BU Cru)

 
 
12h 53m 37.62s -60 21' 25.4" P.A. 43 sep 17.1 mag 6.89,8.22 Sp B3Ib: dist. 165.84 pc (540.97 l.y.)
 
 
Coord 2000
12536-6021
Discov num
HDS1808
Comp
Coord arcsec 2000
12 53 37.62 -60 21 25.4
Date first
1892
Date last
2000
Obs
8
Pa first
43
Pa last
43
P.A. Now (θ)
43°
Sep first
17.3
Sep last
17.1
Sep. Now (ρ)
17.1"
Mag pri
6.89
Mag sec
8.22
delta mag (ΔM)
1.33
Spectral class
B3Ib: (blue-white)
Pri motion ra
-007
Sec motion ra
-003
Pri motion dec
-001
Sec motion dec
+000
Notes
rPM=0.583
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
42.5
Precise sep
17.08
Var name
BU Cru
Constellation
Crux
SAO
252070
HIP
62913
Tycho2
8989-03109-1
HD
111934
CD
CD-59 4458
CP
CP-59 4543
Distance
165.84
Distance ly
540.97
last precise pa
42.5
last precise sep
17.08
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12536-6021 HDS1808 2000 7 43 17.1 6.89 8.22 B3Ib: D 125337.62-602125.4

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