14038-6022 VOU 31 AB (Hadar)
14h 03m 49.40s -60° 22' 22.9" P.A. 149.00 sep 0.3 mag 0.58,3.95 Sp B1III dist. 120.19 pc (392.06 l.y.)
Coord 2000 |
14038-6022 |
|
Discov num |
VOU 31 |
|
Comp |
AB |
|
Coord arcsec 2000 |
14 03 49.40 -60 22 22.9 |
|
Date first |
1935 |
|
Date last |
2021 |
|
Obs |
36 |
|
Pa first |
257 |
|
Pa last |
149.4 |
|
P.A. Now (θ) |
149.4° |
|
Sep first |
1.1 |
|
Sep last |
0.252 |
|
Sep. Now (ρ) |
0.252" |
|
Mag pri |
0.58 |
|
Mag sec |
3.95 |
|
delta mag (ΔM) |
3.37 |
|
Spectral class |
B1III (blue-white) |
|
Pri motion ra |
-034 |
|
Sec motion ra |
|
|
Pri motion dec |
-025 |
|
Sec motion dec |
|
|
Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
14038-6022 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
252582 |
14 03 49 -60 22 23 |
RBT 1 Aa,Ab |
2021 |
54 |
345 |
0.0 |
1.29 |
1.44 |
0.15 |
Y |
|
Show |
Hadar |
252582 |
14 03 49 -60 22 23 |
VOU 31 AB |
2021 |
36 |
149 |
0.3 |
0.58 |
3.95 |
3.37 |
Y |
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Common name |
Hadar |
|
Constellation |
Centaurus |
|
SAO |
252582 |
|
HIP |
68702 |
|
Tycho2 |
9005-03919-1 |
|
HD |
122451 |
|
HR |
5267 |
|
GC |
18971 |
|
CP |
CP-59 5365 |
|
Bayer |
Beta Centauri |
|
Bayer name |
Bet Cen |
|
FK5 |
518 |
|
Distance |
120.19 |
|
Distance ly |
392.06 |
|
Bayer greek |
β Cen |
|
Other names |
Agena, Khadar |
|
ORBITAL ELEMENTS
Period (P) | 182y | |
Periastron (T) | 2031.3y | |
Semi-major axis (a) | 0.788a | |
Eccentricity (e) | 0.6 | |
Inclination (i) | 125.4° | |
Longitude of periastron (ω) | 171.8° | |
Node (Ω) | 251.9° | |
Notes | n | |
Reference | Tok2020e | |
Equinox | | |
Last observation | | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
225.8 |
0.713 |
2001 |
224.7 |
0.692 |
2002 |
223.4 |
0.670 |
2003 |
222.1 |
0.648 |
2004 |
220.7 |
0.626 |
2005 |
219.2 |
0.603 |
2006 |
217.6 |
0.580 |
2007 |
215.8 |
0.557 |
2008 |
213.9 |
0.533 |
2009 |
211.8 |
0.509 |
2010 |
209.5 |
0.485 |
2011 |
207.0 |
0.461 |
2012 |
204.1 |
0.437 |
2013 |
201.0 |
0.413 |
2014 |
197.4 |
0.389 |
2015 |
193.5 |
0.366 |
2016 |
188.9 |
0.344 |
2017 |
183.8 |
0.323 |
2018 |
178.0 |
0.304 |
2019 |
171.5 |
0.287 |
2020 |
164.2 |
0.273 |
2021 |
156.2 |
0.262 |
2022 |
147.7 |
0.255 |
2023 |
138.8 |
0.252 |
2024 |
129.8 |
0.253 |
2025 |
121.0 |
0.257 |
2026 |
112.6 |
0.265 |
2027 |
104.8 |
0.274 |
2028 |
97.5 |
0.285 |
2029 |
90.8 |
0.295 |
2030 |
84.4 |
0.304 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
WDS 14038-6022 VOU 31 AB (Hadar) : NOTES
discov_num |
notes |
refcode |
RBT 1 |
Aa,Ab: bet Cen = Hadar. Also, historically known as Agena. The IAU |
|
|
sanctioned official name is Hadar. Measure of 1995.035 made by MAPPIT. |
Rbt1999 |
|
Interferometric data from SUSI are combined with spectroscopic data to |
|
|
yield orbital parameters, masses, and distance. |
Dvs2005 |
|
Aa,Ab: Malkov et al. (2012) derive dynamical, photometric, and |
|
|
spectroscopic masses 29.50 +/- 5.38, 23.82, 12.02 Msun, respectively. |
Mlk2012 |
VOU 31 |
AB: Spectroscopic and interferometric measures indicate a multiple |
|
|
system. |
|
REFERENCES
refcode |
metd |
author |
reference |
Dvs2005 |
Ks j |
Davis, J., Mendez, A., Seneta, E., Tango, W.J., Booth, A.J., O'Byrne, J.W., |
2005MNRAS.356.1362D |
Dvs2005 |
+orb |
Thorvaldson, E., Ausseloos, M., et al. |
|
Dvs2005 |
|
MNRAS 356, 1362, 2005 |
|
Mlk2012 |
not - |
Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. |
2012A&A...546A..69M |
Mlk2012 |
|
A&A 546, A69, 2012 |
|
Rbt1999 |
Sa j |
Robertson, J.G., Bedding, T.R., Aerts, C., Waelkens, C., Marson, R., & Barton, J. |
1999MNRAS.302..245R |
Rbt1999 |
|
MNRAS 302, 245, 1999 |
|
Tok2020e |
St j |
Tokovinin, A., Mason, B.D., Mendez, R.A., Costa, E. & Horch, E.P. |
2020AJ....160....7T |
Tok2020e |
+orb |
AJ 160, 7, 2020 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
VOU |
Voute, J.G. |
29 |
VOU |
Voute, J.G., Terkule, Strand, K., van den Bos, W., Wallenquist, A., van Dissel, |
29 |
VOU |
Janssen, & Witlox |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
14038-6022 |
VOU 31 |
AB |
1991 |
23 |
234 |
0.9 |
0.58 |
3.95 |
B1III |
N |
140349.40-602222.9 |
14038-6022 |
VOU 31 |
AB |
2009 |
25 |
211 |
0.5 |
0.58 |
3.95 |
B1III |
N |
140349.40-602222.9 |
14038-6022 |
VOU 31 |
AB |
2011 |
26 |
204 |
0.4 |
0.58 |
3.95 |
B1III |
N |
140349.40-602222.9 |
14038-6022 |
VOU 31 |
AB |
2013 |
27 |
201 |
0.4 |
0.58 |
3.95 |
B1III |
N |
140349.40-602222.9 |
14038-6022 |
VOU 31 |
AB |
2014 |
28 |
196 |
0.4 |
0.58 |
3.95 |
B1III |
N |
140349.40-602222.9 |
14038-6022 |
VOU 31 |
AB |
2017 |
31 |
179 |
0.3 |
0.58 |
3.95 |
B1III |
N |
140349.40-602222.9 |
14038-6022 |
VOU 31 |
AB |
2018 |
32 |
176 |
0.3 |
0.58 |
3.95 |
B1III |
N |
140349.40-602222.9 |
14038-6022 |
VOU 31 |
AB |
2019 |
33 |
168 |
0.3 |
0.58 |
3.95 |
B1III |
N |
140349.40-602222.9 |
14038-6022 |
VOU 31 |
AB |
2021 |
36 |
149 |
0.3 |
0.58 |
3.95 |
B1III |
N |
140349.40-602222.9 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 14038-6022 VOU 31 AB (Hadar) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 14038-6022 VOU 31 AB (Hadar) : MEASURES
No records found.
WDS 14038-6022 (Hadar) : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
|
WDS 14038-6022 (Hadar) : ALADIN DSS IMAGE @ 14h 03m 49.40s -60° 22' 22.9"
WDS 14038-6022 VOU 31 AB (Hadar) : NEIGHBORHOODS
|
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
Show |
name |
coord_2000 |
discov# |
comp |
pa |
sep |
dist(') |
Show |
Hadar |
14038-6022 |
RBT 1 |
Aa,Ab |
345 |
0.0 |
|
Show |
Hadar |
14038-6022 |
VOU 31 |
AB |
149 |
0.3 |
|
Show |
|
14031-6030 |
JSP 612 |
|
187 |
0.1 |
10 |
Show |
|
14075-6022 |
B 814 |
AB |
287 |
1.2 |
27 |
Show |
|
14075-6022 |
B 814 |
AC |
276 |
15.7 |
27 |
Show |
|
14072-6013 |
TDS 738 |
|
48 |
0.9 |
28 |
Show |
|
14000-6026 |
JSP 608 |
|
351 |
0.2 |
29 |
Show |
|
14063-6045 |
TDS9094 |
|
100 |
1.1 |
30 |
Show |
|
14006-6044 |
TDS9068 |
|
19 |
0.6 |
33 |
Show |
|
14044-6055 |
TDS 736 |
|
50 |
0.7 |
33 |
Show |
|
14086-5949 |
LDS 474 |
AB |
130 |
16.7 |
49 |
Show |
|
14086-5949 |
DAM 78 |
BC |
120 |
7.1 |
49 |
Show |
|
14004-5937 |
RSS 318 |
|
43 |
18.3 |
52 |
Show |
|
14110-6018 |
JSP 617 |
AB |
238 |
2.7 |
54 |
Show |
|
14110-6018 |
NZO 47 |
AC |
321 |
8.9 |
54 |
Show |
|
13571-6044 |
KPP2094 |
|
183 |
16.9 |
54 |
Show |
|
14087-6104 |
B 2329 |
|
197 |
0.6 |
55 |
Show |
|
14092-5944 |
HJ 4649 |
|
244 |
8.4 |
56 |
Show |
|
14018-6119 |
LPO 44 |
|
267 |
3.5 |
59 |
Show |
|
14040-5924 |
KIR 17 |
|
279 |
78.1 |
59 |
Show |
|
13574-6102 |
TDS9045 |
|
262 |
0.4 |
62 |
Show |
|
14072-6125 |
B 2328 |
|
128 |
8.0 |
68 |
Show |
|
13567-6108 |
B 1745 |
|
232 |
3.6 |
70 |
Show |
|
14061-6131 |
HDS1977 |
|
112 |
14.1 |
71 |
Show |
|
14055-6133 |
KPP 304 |
|
247 |
4.6 |
72 |
Show |
|
14115-5939 |
B 817 |
|
96 |
2.4 |
73 |
Show |
|
13542-6039 |
TDS 728 |
|
354 |
1.4 |
73 |
Show |
|
14079-6131 |
LPO 45 |
|
112 |
7.8 |
75 |
Show |
|
13562-6113 |
B 1744 |
|
328 |
3.4 |
76 |
Show |
|
14107-6119 |
VOU 54 |
AB |
137 |
2.5 |
77 |
Show |
|
14107-6119 |
VOU 54 |
AC |
166 |
3.5 |
77 |
Show |
|
14039-6024 |
VVV 18 |
|
22 |
11.6 |
79 |
Show |
|
14072-6138 |
VOU 51 |
|
166 |
3.5 |
80 |
Show |
|
14095-6131 |
VOU 53 |
|
102 |
4.8 |
81 |
Show |
|
14100-5915 |
TDS9115 |
|
145 |
3.7 |
82 |
Show |
|
14140-6055 |
B 1751 |
|
258 |
0.4 |
82 |
Show |
|
13591-6137 |
JSP 920 |
|
229 |
11.3 |
82 |
Show |
|
13532-6001 |
HDS1952 |
|
64 |
13.2 |
83 |
Show |
|
14059-6144 |
JSP 614 |
|
271 |
1.7 |
84 |
Show |
|
13538-6102 |
FIN 63 |
|
148 |
0.9 |
84 |
Show |
|
13539-6103 |
TDS9021 |
|
186 |
1.6 |
84 |
Show |
|
14128-6118 |
B 2330 |
|
299 |
5.0 |
87 |
Show |
|
13596-6143 |
HDS1961 |
|
231 |
0.5 |
87 |
Show |
|
13563-6133 |
RST4520 |
|
205 |
0.3 |
91 |
Show |
|
14096-6143 |
VOU 52 |
|
293 |
2.2 |
92 |
Show |
|
14083-6151 |
LDS 473 |
|
197 |
29.2 |
94 |
Show |
|
14166-5955 |
I 366 |
AB |
215 |
26.8 |
100 |
Show |
|
14166-5955 |
I 366 |
AC |
352 |
41.0 |
100 |
Show |
|
14166-5955 |
DAM 19 |
CD |
319 |
7.7 |
100 |
Show |
|
13596-6158 |
JSP 605 |
AB |
54 |
7.8 |
100 |
Show |
|
13596-6158 |
SIN 86 |
AC |
296 |
31.9 |
100 |
|
|
WDS 14038-6022 : COMPONENTS
|
A |
Ab |
Ab |
pa=352.2°
sep=0.02"
| |
B |
pa=163.7°
sep=0.23"
| pa=164.4°
sep=0.25"
|
14038-6022 A
Common name |
Hadar |
|
Meaning |
the earth stable |
|
Other names |
Agena, Khadar |
|
Coord arcsec 2000 |
140349.40-602222.9 |
|
Mag |
0.58 |
|
Spectral class |
B1III (blue-white) |
|
PmRA |
-34.00 |
|
PmDE |
-25.0 |
|
SAO |
252582 |
|
HIP |
68702 |
|
Tycho2 |
9005-03919-1 |
|
HD |
122451 |
|
HR |
5267 |
|
GC |
18971 |
|
CP |
CP-59 5365 |
|
Bayer |
Beta Centauri |
|
Bayer name |
Bet Cen |
|
FK5 |
518 |
|
SAO |
252582 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.0027 |
|
DE1950 |
|
|
PmDE1950 |
-0.023 |
|
Vmag |
0.9 |
|
SpType |
B1 |
|
Double code |
|
|
Source |
74 |
|
CatNum |
518 |
|
DM |
CP-59 5365 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
122451 |
|
M HD |
0 |
|
GC |
18971 |
|
RA1950rad |
3.66639204 |
|
DE1950rad |
-1.0495154 |
|
PmRA2000 |
-0.0035 |
|
PmDE2000 |
-0.019 |
|
Catalog |
H |
|
HIP |
68702 |
|
Proxy |
H |
|
RAhms |
14 03 49.44 |
|
DEdms |
-60 22 22.7 |
|
Vmag |
0.61 |
|
VarFlag |
1 |
|
R Vmag |
G |
|
RAdeg |
210.956 |
|
DEdeg |
-60.373 |
|
AstroRef |
A |
|
Plx |
6.21 |
|
CCDM |
14038-6022 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
A |
|
M HIP |
AB |
|
Theta |
234 |
|
Rho |
0.871 |
|
HD |
122451 |
|
BD |
|
|
CD |
|
|
CP |
CP-59 5365 |
|
Dm number |
-59 5365 |
|
VIred |
-0.25 |
|
SpType |
B1III |
|
R SpType |
|
|
Coord arcsec 2000 |
140349.44-602222.7 |
|
HIP |
68702 |
|
Sn |
15 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
3.681877112 |
|
DErad |
-1.0537072605 |
|
Plx |
8.32 |
|
PmRA |
-33.27 |
|
PmDE |
-23.16 |
|
E RArad |
0.35 |
|
E DErad |
0.34 |
|
E Plx |
0.5 |
|
E pmRA |
0.5 |
|
E pmDE |
0.41 |
|
Hpmag |
0.5366 |
|
E Hpmag |
0.0013 |
|
SHp |
0.009 |
|
VA |
2 |
|
BV |
-0.231 |
|
E BV |
0.017 |
|
VI |
-0.25 |
|
Ccdm |
14038-6022 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
1.43 |
|
DDEs |
-22.7 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
0.9 |
|
Sp |
B3 |
|
PmNote |
* |
|
PmRA |
-21 |
|
PmDE |
-23 |
|
Dm number |
-59 5365 |
|
Cat1 |
CPD |
|
Name2 |
252582 |
|
Cat2 |
SAO |
|
HD |
122451 |
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
13568S5953A |
|
HIC |
68702 |
|
14038-6022 Ab
Coord arcsec 2000 |
140349.40-602222.9 |
|
Mag |
1.44 |
|
Calc delta mag |
0.15 |
|
Calc coord |
yes |
|
14038-6022 B
Coord arcsec 2000 |
140349.41-602223.1 |
|
Mag |
3.95 |
|
Calc delta mag |
2.66 |
|
Calc coord |
yes |
|
Ccdm |
14038-6022 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
VOU 31 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1960 |
|
Theta |
251 |
|
Rho |
1.3 |
|
Obs |
21 |
|
Vmag |
4.1 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
N |
|
N IDS |
|
|
IDS |
13568S5953B |
|
HIC |
68702 |
|