12312-5707 DUN 124AC

 
 
12h 31m 09.95s -57 06' 47.5" P.A. 70 sep 165.7 mag 1.83,9.74 Sp M3.5III dist. 27.15 pc (88.56 l.y.)
 
 
Coord 2000
12312-5707
Discov num
DUN 124
Comp
AC
Coord arcsec 2000
12 31 09.95 -57 06 47.5
Date first
1879
Date last
2010
Obs
7
Pa first
86
Pa last
70
P.A. Now (θ)
70°
Sep first
155.2
Sep last
165.7
Sep. Now (ρ)
165.7"
Mag pri
1.83
Mag sec
9.74
delta mag (ΔM)
7.91
Spectral class
M3.5III (red)
Pri motion ra
+028
Sec motion ra
+087
Pri motion dec
-264
Sec motion dec
+007
Notes
N (See Notes)
rPM=1.045
This double is not physical.
 
 
12312-5707 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Gacrux 240019 12312-5707 DUN 124 AB 1826 2010 19 26 128.9 1.83 6.45 4.62
Show 240019 12312-5707 DUN 124 AC 1879 2010 7 70 165.7 1.83 9.74 7.91 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
70
Precise sep
165.7
Cdsa2 id
DUN 124 AC
Constellation
Crux
SAO
240019
HIP
61084
HD
108903
HR
4763
GC
17052
CD
CD-56 4504
CP
CP-56 5272
Bayer
Gamma Crucis
Bayer name
Gam Cru
Ra deg
12.519430555555557
De deg
-57.113194444444446
Distance
27.15
Distance ly
88.56
last precise pa
70
last precise sep
165.7
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12312-5707 DUN 124 AC 2002 4 71 167.0 1.83 9.70 M3.5III N D 123109.95-570647.5
12312-5707 DUN 124 AC 2010 6 70 165.7 1.83 9.74 M3.5III N 123109.95-570647.5

If you need more information about this double, apply for a data request form to the WDS.