12547-5909 BLK 9 Aa,Ab (Lam Cru)
12h 54m 39.18s -59° 08' 48.1" P.A. 170.00 sep 0.6 mag 4.60, Sp B4Vne dist. 117.65 pc (383.77 l.y.)
Coord 2000 |
12547-5909 |
|
Discov num |
BLK 9 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
12 54 39.18 -59 08 48.1 |
|
Date first |
1987 |
|
Date last |
1987 |
|
Obs |
1 |
|
Pa first |
170 |
|
Pa last |
170 |
|
P.A. Now (θ) |
170° |
|
Sep first |
0.6 |
|
Sep last |
0.6 |
|
Sep. Now (ρ) |
0.6" |
|
Mag pri |
4.60 |
|
Mag sec |
|
|
delta mag (ΔM) |
|
|
Spectral class |
B4Vne (blue-white) |
|
Pri motion ra |
-033 |
|
Sec motion ra |
|
|
Pri motion dec |
-015 |
|
Sec motion dec |
|
|
Notes |
W
|
|
Nature of this double is uncertain.
12547-5909 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
Lam Cru |
240368 |
12 54 39 -59 08 48 |
BLK 9 Aa,Ab |
1987 |
1 |
170 |
0.6 |
4.60 |
|
|
|
<=== |
Show |
|
|
12 54 39 -59 08 48 |
SHT 48 AB |
2000 |
1 |
255 |
3.5 |
5.64 |
16.17 |
10.53 |
|
|
Show |
|
|
12 54 39 -59 08 48 |
SHT 48 AC |
2000 |
1 |
308 |
6.9 |
5.64 |
16.70 |
11.06 |
|
|
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
Lam Cru |
|
Constellation |
Crux |
|
SAO |
240368 |
|
HIP |
63007 |
|
Tycho2 |
8660-02695-1 |
|
Gaia DR2 |
6057088443681190272 |
|
HD |
112078 |
|
HR |
4897 |
|
GC |
17514 |
|
CP |
CP-58 4584 |
|
Bayer |
Lambda Crucis |
|
Bayer name |
Lam Cru |
|
Distance |
117.65 |
|
Distance ly |
383.77 |
|
Bayer greek |
λ Cru |
|