12165-5009 RST 583 (HD 106725)
12h 16m 27.87s -50° 08' 35.7" P.A. 306.00 sep 0.3 mag 10.20,10.26 Sp G3V dist. 108.46 pc (353.8 l.y.)
Coord 2000 |
12165-5009 |
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Discov num |
RST 583 |
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Comp |
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Coord arcsec 2000 |
12 16 27.87 -50 08 35.7 |
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Date first |
1929 |
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Date last |
2021 |
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Obs |
11 |
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Pa first |
183 |
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Pa last |
305.6 |
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P.A. Now (θ) |
305.6° |
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Sep first |
0.2 |
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Sep last |
0.283 |
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Sep. Now (ρ) |
0.283" |
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Mag pri |
10.20 |
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Mag sec |
10.26 |
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delta mag (ΔM) |
0.06 |
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Spectral class |
G3V (yellow) |
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Pri motion ra |
-030 |
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Sec motion ra |
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Pri motion dec |
+007 |
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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 106725 |
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Constellation |
Centaurus |
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SAO |
223325 |
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HIP |
59854 |
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Tycho2 |
8238-00919-1 |
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HD |
106725 |
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CD |
CD-49 6957 |
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CP |
CP-49 5030 |
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Distance |
108.46 |
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Distance ly |
353.8 |
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ORBITAL ELEMENTS
Period (P) | 220y | |
Periastron (T) | 1922.51y | |
Semi-major axis (a) | 0.406a | |
Eccentricity (e) | 0.632 | |
Inclination (i) | 70.1° | |
Longitude of periastron (ω) | 112.3° | |
Node (Ω) | 353.3° | |
Notes | | |
Reference | Tok2021f | |
Equinox | | |
Last observation | 2021 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
280.8 |
0.220 |
2001 |
282.3 |
0.223 |
2002 |
283.7 |
0.225 |
2003 |
285.1 |
0.228 |
2004 |
286.4 |
0.231 |
2005 |
287.7 |
0.234 |
2006 |
289.0 |
0.237 |
2007 |
290.3 |
0.240 |
2008 |
291.5 |
0.243 |
2009 |
292.7 |
0.246 |
2010 |
293.9 |
0.249 |
2011 |
295.0 |
0.252 |
2012 |
296.1 |
0.255 |
2013 |
297.2 |
0.259 |
2014 |
298.2 |
0.262 |
2015 |
299.2 |
0.266 |
2016 |
300.2 |
0.269 |
2017 |
301.2 |
0.272 |
2018 |
302.2 |
0.276 |
2019 |
303.1 |
0.279 |
2020 |
304.0 |
0.283 |
2021 |
304.9 |
0.286 |
2022 |
305.7 |
0.290 |
2023 |
306.6 |
0.293 |
2024 |
307.4 |
0.297 |
2025 |
308.2 |
0.300 |
2026 |
308.9 |
0.304 |
2027 |
309.7 |
0.307 |
2028 |
310.5 |
0.311 |
2029 |
311.2 |
0.314 |
2030 |
311.9 |
0.318 |
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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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