12546-5711 SHT  47BD

 
 
12h 54m 36.89s -57 10' 07.2" P.A. 333 sep 5 mag 5.80,16.30 Sp B5Vne dist. 124.84 pc (407.23 l.y.)
 
 
Coord 2000
12546-5711
Discov num
SHT  47
Comp
BD
Coord arcsec 2000
12 54 36.89 -57 10 07.2
Date first
2000
Date last
2000
Obs
1
Pa first
333
Pa last
333
P.A. Now (θ)
333°
Sep first
5.0
Sep last
5.0
Sep. Now (ρ)
5"
Mag pri
5.80
Mag sec
16.30
delta mag (ΔM)
10.5
Spectral class
B5Vne (blue-white)
Pri motion ra
-028
Sec motion ra
Pri motion dec
-015
Sec motion dec
Notes
N K (See Notes, K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
12546-5711 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Mu1 Cru 240366 12546-5711 DUN 126 AB 1826 2016 36 17 34.9 3.94 4.95 1.01
Show 240367 12546-5711 SHT 47 BC 2000 2000 1 241 4.7 5.80 16.60 10.80
Show 240367 12546-5711 SHT 47 BD 2000 2000 1 333 5.0 5.80 16.30 10.50 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
332.8
Precise sep
5.029
Cdsa2 id
SHT 47 BD
Constellation
Crux
SAO
240367
HIP
63005
Tycho2
8656-03487-1
HD
112091
HR
4899
GC
17513
DM
CP-56 5487
Bayer
Mu 2 Crucis
Bayer name
Mu2 Cru
Ra deg
12.910247222222223
De deg
-57.16866666666667
Distance
124.84
Distance ly
407.23
last precise pa
332.8
last precise sep
5.029
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12546-5711 SHT 47 BD 2000 1 333 5.0 4.95   125436.89-571007.2

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