12184-6400 HJ 4512 (Zet Cru)

 
 
12h 18m 26.29s -64 00' 11.0" P.A. 345 sep 33.6 mag 4.06,12.49 Sp B2.5V dist. 109.65 pc (357.68 l.y.)
 
 
Coord 2000
12184-6400
Discov num
HJ 4512
Comp
Coord arcsec 2000
12 18 26.29 -64 00 11.0
Date first
1834
Date last
2010
Obs
6
Pa first
324
Pa last
345
P.A. Now (θ)
345°
Sep first
30.0
Sep last
33.6
Sep. Now (ρ)
33.6"
Mag pri
4.06
Mag sec
12.49
delta mag (ΔM)
8.43
Spectral class
B2.5V (blue-white)
Pri motion ra
-034
Sec motion ra
-011
Pri motion dec
-010
Sec motion dec
+006
Notes
N (See Notes)
rPM=0.791
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
345.1
Precise sep
33.62
Name
Zet Cru
Constellation
Crux
SAO
251841
HIP
60009
Tycho2
8983-02258-1
HD
106983
HR
4679
GC
16785
CP
CP-63 2235
Bayer
Zeta Crucis
Bayer name
Zet Cru
Distance
109.65
Distance ly
357.68
last precise pa
345.1
last precise sep
33.62
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12184-6400 HJ 4512 2000 4 344 33.6 4.06 12.49 B2.5V N D 121826.29-640011.0
12184-6400 HJ 4512 2010 6 345 33.4 4.06 12.49 B2.5V N 121826.29-640011.0

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