14047-7204 HDS 1975 (HD 122341)
14h 04m 41.22s -72° 04' 10.6" P.A. 55.00 sep 0.1 mag 8.40,9.03 Sp G0V dist. 89.53 pc (292.05 l.y.)
Coord 2000 |
14047-7204 |
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Discov num |
HDS1975 |
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Comp |
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Coord arcsec 2000 |
14 04 41.22 -72 04 10.6 |
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Date first |
1991 |
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Date last |
2021 |
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Obs |
8 |
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Pa first |
34 |
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Pa last |
55.1 |
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P.A. Now (θ) |
55.1° |
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Sep first |
0.1 |
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Sep last |
0.128 |
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Sep. Now (ρ) |
0.128" |
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Mag pri |
8.40 |
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Mag sec |
9.03 |
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delta mag (ΔM) |
0.63 |
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Spectral class |
G0V (yellow) |
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Pri motion ra |
+052 |
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Sec motion ra |
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Pri motion dec |
-017 |
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Sec motion dec |
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Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 122341 |
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Constellation |
Apus |
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SAO |
257111 |
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HIP |
68779 |
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Tycho2 |
9252-00153-1 |
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Gaia DR2 |
5797645206059352320 |
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HD |
122341 |
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CP |
CP-71 1547 |
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Distance |
89.53 |
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Distance ly |
292.05 |
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ORBITAL ELEMENTS
Period (P) | 28.214y | |
Periastron (T) | 2017.408y | |
Semi-major axis (a) | 0.137a | |
Eccentricity (e) | 0.093 | |
Inclination (i) | 0° | |
Longitude of periastron (ω) | 356.4° | |
Node (Ω) | 0° | |
Notes | n | |
Reference | Tok2018e | |
Equinox | 2000 | |
Last observation | 2018 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
140.8 |
0.147 |
2001 |
151.8 |
0.148 |
2002 |
162.5 |
0.149 |
2003 |
173.2 |
0.150 |
2004 |
183.8 |
0.150 |
2005 |
194.5 |
0.149 |
2006 |
205.3 |
0.148 |
2007 |
216.4 |
0.146 |
2008 |
227.7 |
0.144 |
2009 |
239.3 |
0.142 |
2010 |
251.4 |
0.139 |
2011 |
264.0 |
0.136 |
2012 |
277.1 |
0.134 |
2013 |
290.7 |
0.131 |
2014 |
304.9 |
0.128 |
2015 |
319.6 |
0.126 |
2016 |
334.7 |
0.125 |
2017 |
350.1 |
0.124 |
2018 |
5.5 |
0.124 |
2019 |
20.9 |
0.125 |
2020 |
35.9 |
0.127 |
2021 |
50.5 |
0.129 |
2022 |
64.6 |
0.131 |
2023 |
78.2 |
0.134 |
2024 |
91.2 |
0.137 |
2025 |
103.6 |
0.140 |
2026 |
115.6 |
0.142 |
2027 |
127.2 |
0.145 |
2028 |
138.5 |
0.147 |
2029 |
149.5 |
0.148 |
2030 |
160.2 |
0.149 |
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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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