05334-4923 HDS 732 Aa,Ab
05h 33m 26.80s -49° 22' 39.3" P.A. 132.00 sep 0.1 mag 7.62,8.62 Sp F6V dist. 71.12 pc (231.99 l.y.)
| Coord 2000 |
05334-4923 |
|
Discov num |
HDS 732 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
05 33 26.80 -49 22 39.3 |
|
| Date first |
1991 |
|
Date last |
2021 |
|
Obs |
13 |
|
| Pa first |
0 |
|
Pa last |
132 |
|
P.A. Now (θ) |
132° |
|
| Sep first |
0.1 |
|
Sep last |
0.082 |
|
Sep. Now (ρ) |
0.082" |
|
| Mag pri |
7.62 |
|
Mag sec |
8.62 |
|
delta mag (ΔM) |
1 |
|
Spectral class |
F6V (yellow-white) |
|
| Pri motion ra |
+019 |
|
Sec motion ra |
|
|
| Pri motion dec |
-121 |
|
Sec motion dec |
|
|
| Notes |
O
(Orbital solution) |
|
This double is physical.
05334-4923 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
217400 |
05 33 27 -49 22 39 |
HDS 732 Aa,Ab |
2021 |
13 |
132 |
0.1 |
7.62 |
8.62 |
1.00 |
Y |
<=== |
| Show |
HD 37106 |
217400 |
05 33 27 -49 22 39 |
SKF 17 AB |
2016 |
8 |
322 |
33.2 |
8.55 |
10.91 |
2.36 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Pictor |
|
SAO |
217400 |
|
HIP |
26050 |
|
Tycho2 |
8094-01260-1 |
|
| Gaia DR2 |
4796907586875596544 |
|
HD |
37106 |
|
CD |
CD-49 1783 |
|
CP |
CP-49 735 |
|
| Distance |
71.12 |
|
Distance ly |
231.99 |
|
ORBITAL ELEMENTS
| Period (P) | 21.9y | ± 1.2 |
Periastron (T) | 2020.609y | ± 1.445 |
Semi-major axis (a) | 0.162a | ± 0.037 |
| Eccentricity (e) | 0.85 | |
Inclination (i) | 76° | ± 6.9 |
Longitude of periastron (ω) | 245.2° | ± 4.9 |
| Node (Ω) | 313.1° | ± 15 |
Notes | | |
Reference | Tok2019c | |
| Equinox | | |
Last observation | 2018 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
317.5 |
0.100 |
| 2001 |
321.5 |
0.132 |
| 2002 |
324.2 |
0.150 |
| 2003 |
326.5 |
0.161 |
| 2004 |
328.5 |
0.166 |
| 2005 |
330.5 |
0.168 |
| 2006 |
332.5 |
0.167 |
| 2007 |
334.5 |
0.162 |
| 2008 |
336.6 |
0.156 |
| 2009 |
339.0 |
0.148 |
| 2010 |
341.7 |
0.138 |
| 2011 |
344.8 |
0.127 |
| 2012 |
348.6 |
0.115 |
| 2013 |
353.3 |
0.101 |
| 2014 |
359.5 |
0.087 |
| 2015 |
8.2 |
0.073 |
| 2016 |
21.1 |
0.059 |
| 2017 |
40.5 |
0.048 |
| 2018 |
67.2 |
0.044 |
| 2019 |
95.2 |
0.046 |
| 2020 |
120.0 |
0.046 |
| 2021 |
307.3 |
0.043 |
| 2022 |
318.0 |
0.105 |
| 2023 |
321.8 |
0.134 |
| 2024 |
324.5 |
0.152 |
| 2025 |
326.7 |
0.162 |
| 2026 |
328.7 |
0.167 |
| 2027 |
330.7 |
0.168 |
| 2028 |
332.7 |
0.166 |
| 2029 |
334.7 |
0.162 |
| 2030 |
336.9 |
0.156 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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