05102-7236 WSI 122 (HD 271076)
05h 10m 09.67s -72° 36' 27.9" P.A. 221.00 sep 0.7 mag 11.50,12.50 Sp M0
| Coord 2000 |
05102-7236 |
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Discov num |
WSI 122 |
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Comp |
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Coord arcsec 2000 |
05 10 09.67 -72 36 27.9 |
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| Date first |
2010 |
|
Date last |
2021 |
|
Obs |
8 |
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| Pa first |
342 |
|
Pa last |
221.4 |
|
P.A. Now (θ) |
221.4° |
|
| Sep first |
0.3 |
|
Sep last |
0.668 |
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Sep. Now (ρ) |
0.668" |
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| Mag pri |
11.50 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
1 |
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Spectral class |
M0 (red) |
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| Pri motion ra |
+126 |
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Sec motion ra |
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| Pri motion dec |
+025 |
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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 271076 |
|
Constellation |
Mensa |
|
Gaia DR2 |
4651402787915865216 |
|
HD |
271076 |
|
ORBITAL ELEMENTS
| Period (P) | 65y | |
Periastron (T) | 2009.03y | |
Semi-major axis (a) | 0.769a | |
| Eccentricity (e) | 0.641 | |
Inclination (i) | 131.7° | |
Longitude of periastron (ω) | 153.3° | |
| Node (Ω) | 165.7° | |
Notes | | |
Reference | Tok2020g | |
| Equinox | 2000 | |
Last observation | 2019 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
147.7 |
0.700 |
| 2001 |
143.9 |
0.637 |
| 2002 |
139.3 |
0.569 |
| 2003 |
133.4 |
0.496 |
| 2004 |
125.4 |
0.420 |
| 2005 |
113.8 |
0.343 |
| 2006 |
95.7 |
0.272 |
| 2007 |
67.9 |
0.226 |
| 2008 |
33.9 |
0.226 |
| 2009 |
4.9 |
0.259 |
| 2010 |
343.0 |
0.292 |
| 2011 |
324.7 |
0.311 |
| 2012 |
308.0 |
0.323 |
| 2013 |
292.7 |
0.338 |
| 2014 |
278.8 |
0.358 |
| 2015 |
266.7 |
0.386 |
| 2016 |
256.4 |
0.421 |
| 2017 |
247.7 |
0.459 |
| 2018 |
240.4 |
0.500 |
| 2019 |
234.3 |
0.543 |
| 2020 |
229.0 |
0.587 |
| 2021 |
224.5 |
0.630 |
| 2022 |
220.6 |
0.673 |
| 2023 |
217.1 |
0.714 |
| 2024 |
214.0 |
0.755 |
| 2025 |
211.2 |
0.794 |
| 2026 |
208.7 |
0.832 |
| 2027 |
206.3 |
0.868 |
| 2028 |
204.2 |
0.902 |
| 2029 |
202.2 |
0.935 |
| 2030 |
200.4 |
0.966 |
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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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