12312-5707 DUN 124 AB (Gacrux)
12h 31m 09.95s -57° 06' 47.5" P.A. 24.00 sep 133.2 mag 1.83,6.45 Sp M3.5III dist. 27.15 pc (88.56 l.y.)
Coord 2000 |
12312-5707 |
|
Discov num |
DUN 124 |
|
Comp |
AB |
|
Coord arcsec 2000 |
12 31 09.95 -57 06 47.5 |
|
Date first |
1826 |
|
Date last |
2018 |
|
Obs |
21 |
|
Pa first |
41 |
|
Pa last |
24.3 |
|
P.A. Now (θ) |
24.3° |
|
Sep first |
93.1 |
|
Sep last |
133.2 |
|
Sep. Now (ρ) |
133.2" |
|
Mag pri |
1.83 |
|
Mag sec |
6.45 |
|
delta mag (ΔM) |
4.62 |
|
Spectral class |
M3.5III (red) |
|
Pri motion ra |
+028 |
|
Sec motion ra |
+005 |
|
Pri motion dec |
-264 |
|
Sec motion dec |
-014 |
|
Notes |
N
L
U
(See Notes, Linear solution, Proper motion indicates non-physical) |
|
rPM=0.946
This double is not physical.
12312-5707 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
Gacrux |
240019 |
12 31 10 -57 06 48 |
DUN 124 AB |
2018 |
21 |
24 |
133.2 |
1.83 |
6.45 |
4.62 |
|
<=== |
Show |
|
240019 |
12 31 10 -57 06 48 |
DUN 124 AC |
2018 |
8 |
68 |
168.1 |
1.83 |
9.74 |
7.91 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Common name |
Gacrux |
|
Var name |
NSV5672 Cru |
|
Constellation |
Crux |
|
SAO |
240019 |
|
HIP |
61084 |
|
Tycho2 |
8654-03422-1 |
|
HD |
108903 |
|
HR |
4763 |
|
GC |
17052 |
|
CD |
CD-56 4504 |
|
CP |
CP-56 5272 |
|
Bayer |
Gamma Crucis |
|
Bayer name |
Gam Cru |
|
FK5 |
468 |
|
Distance |
27.15 |
|
Distance ly |
88.56 |
|
Bayer greek |
γ Cru |
|
Meaning |
range of the cross |
|