06439-5434 HDS 934 (HD 49134)
06h 43m 52.03s -54° 34' 03.5" P.A. 11.00 sep 0.1 mag 9.25,9.47 Sp K0V dist. 50.66 pc (165.25 l.y.)
Coord 2000 |
06439-5434 |
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Discov num |
HDS 934 |
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Comp |
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Coord arcsec 2000 |
06 43 52.03 -54 34 03.5 |
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Date first |
1991 |
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Date last |
2021 |
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Obs |
18 |
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Pa first |
73 |
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Pa last |
11.2 |
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P.A. Now (θ) |
39° |
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Sep first |
0.1 |
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Sep last |
0.148 |
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Sep. Now (ρ) |
0.139" |
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Mag pri |
9.25 |
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Mag sec |
9.47 |
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delta mag (ΔM) |
0.22 |
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Spectral class |
K0V (yellow-orange) |
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Pri motion ra |
-041 |
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Sec motion ra |
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Pri motion dec |
+151 |
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Sec motion dec |
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Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 49134 |
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Constellation |
Carina |
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SAO |
234678 |
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HIP |
32242 |
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Tycho2 |
8540-00138-1 |
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Gaia DR2 |
5497202515587909888 |
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HD |
49134 |
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CP |
CP-54 1093 |
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Distance |
50.66 |
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Distance ly |
165.25 |
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ORBITAL ELEMENTS
Period (P) | 12.37y | ± 0.02 |
Periastron (T) | 2014.21y | ± 0.04 |
Semi-major axis (a) | 0.132a | ± 0.001 |
Eccentricity (e) | 0.216 | ± 0.004 |
Inclination (i) | 18.5° | ± 1.9 |
Longitude of periastron (ω) | 70.3° | ± 4.2 |
Node (Ω) | 93.4° | ± 4.6 |
Notes | n | |
Reference | Tok2015c | |
Equinox | 2000 | |
Last observation | 2014 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
87.4 |
0.120 |
2001 |
124.5 |
0.106 |
2002 |
170.4 |
0.099 |
2003 |
216.2 |
0.107 |
2004 |
252.0 |
0.124 |
2005 |
279.2 |
0.139 |
2006 |
301.8 |
0.149 |
2007 |
322.3 |
0.153 |
2008 |
342.2 |
0.153 |
2009 |
2.6 |
0.150 |
2010 |
24.2 |
0.144 |
2011 |
48.2 |
0.136 |
2012 |
75.8 |
0.125 |
2013 |
109.7 |
0.111 |
2014 |
152.7 |
0.100 |
2015 |
200.2 |
0.102 |
2016 |
240.0 |
0.117 |
2017 |
269.8 |
0.134 |
2018 |
293.8 |
0.146 |
2019 |
314.8 |
0.152 |
2020 |
334.8 |
0.154 |
2021 |
354.9 |
0.152 |
2022 |
16.0 |
0.147 |
2023 |
39.0 |
0.139 |
2024 |
65.0 |
0.129 |
2025 |
96.2 |
0.116 |
2026 |
135.7 |
0.103 |
2027 |
183.0 |
0.099 |
2028 |
226.6 |
0.111 |
2029 |
259.7 |
0.128 |
2030 |
285.4 |
0.142 |
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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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