| WDS: | A2473 | WDS ID/Discoverer |
| P: | 113.400 | Orbital period (years) |
| a: | 0.979 | Semi-major axis (arcseconds) |
| i: | 80.2 | Inclination (degrees) |
| Ω: | 115.0 | Longitude of ascending node (degrees) |
| T: | 2018.010 | Epoch of periastron passage (year) |
| e: | 0.972 | Eccentricity |
| ω: | 89.0 | Longitude of periastron (degrees) |
| Start-Year: | 1968.3 | Year |
| End-Year: | 2081.7 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for A2473 |
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| Position: | 085040.42+180012.2 | Epoch-2000 right ascension and declination |
| WDS-ID: | 08507+1800 | WDS designation |
| Discoverer Code: | A2473 | Discover designation and components |
| ADS number: | 7039 | Aitken Double Star catalog |
| HD number: | 75470 | HD catalog number |
| Hipparcos number: | 43421 | Hipparcos catalog number |
| V1: | 7.66 | Magnitude of the primary |
| V2: | 7.57 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2009 | Date of last observation |
| Orbit grade: | 3 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Doc2016d | Reference |
-- Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements) --
| Green plus signs: | Visual (micrometric) measures |
| Violet asterisks: | Photographic measures |
| Blue symbols: | Various interferometric techniques |
| Dot-dash line: | Indicates the line of nodes |
Year Sep[“] PA[°] --------------------------------------------- 2026.50 0.279 324.76 -------------------------- 1968.30 0.326 27.05 1969.30 0.325 28.20 1970.30 0.324 29.36 1971.30 0.324 30.52 1972.30 0.323 31.68 1973.30 0.322 32.85 1974.30 0.322 34.02 1975.30 0.321 35.20 1976.30 0.320 36.39 1977.30 0.319 37.58 1978.30 0.319 38.77 1979.30 0.318 39.97 1980.30 0.317 41.18 1981.30 0.316 42.39 1982.30 0.316 43.61 1983.30 0.315 44.84 1984.30 0.314 46.07 1985.30 0.313 47.31 1986.30 0.312 48.55 1987.30 0.311 49.81 1988.30 0.310 51.07 1989.30 0.309 52.33 1990.30 0.308 53.61 1991.30 0.307 54.90 1992.30 0.306 56.20 1993.30 0.304 57.51 1994.30 0.303 58.83 1995.30 0.301 60.16 1996.30 0.300 61.51 1997.30 0.298 62.87 1998.30 0.296 64.25 1999.30 0.294 65.65 2000.30 0.292 67.06 2001.30 0.289 68.51 2002.30 0.287 69.97 2003.30 0.284 71.47 2004.30 0.280 73.00 2005.30 0.277 74.57 2006.30 0.272 76.19 2007.30 0.268 77.85 2008.30 0.263 79.58 2009.30 0.257 81.39 2010.30 0.250 83.29 2011.30 0.242 85.30 2012.30 0.232 87.46 2013.30 0.221 89.82 2014.30 0.207 92.48 2015.30 0.189 95.58 2016.30 0.162 99.52 2017.30 0.117 105.68 2018.30 0.078 298.52 2019.30 0.154 307.44 2020.30 0.189 311.56 2021.30 0.213 314.56 2022.30 0.232 317.02 2023.30 0.246 319.15 2024.30 0.258 321.06 2025.30 0.269 322.81 2026.30 0.277 324.44 2027.30 0.285 325.98 2028.30 0.292 327.45 2029.30 0.297 328.85 2030.30 0.303 330.20 2031.30 0.307 331.51 2032.30 0.311 332.78 2033.30 0.315 334.02 2034.30 0.318 335.24 2035.30 0.321 336.43 2036.30 0.324 337.60 2037.30 0.326 338.75 2038.30 0.328 339.89 2039.30 0.330 341.02 2040.30 0.331 342.13 2041.30 0.333 343.23 2042.30 0.334 344.33 2043.30 0.335 345.41 2044.30 0.336 346.49 2045.30 0.337 347.57 2046.30 0.338 348.64 2047.30 0.338 349.70 2048.30 0.339 350.76 2049.30 0.339 351.83 2050.30 0.339 352.88 2051.30 0.339 353.94 2052.30 0.339 355.00 2053.30 0.339 356.05 2054.30 0.339 357.11 2055.30 0.339 358.17 2056.30 0.339 359.22 2057.30 0.339 0.28 2058.30 0.339 1.34 2059.30 0.338 2.40 2060.30 0.338 3.47 2061.30 0.338 4.53 2062.30 0.337 5.60 2063.30 0.337 6.67 2064.30 0.336 7.75 2065.30 0.336 8.83 2066.30 0.335 9.91 2067.30 0.335 10.99 2068.30 0.334 12.08 2069.30 0.334 13.17 2070.30 0.333 14.27 2071.30 0.332 15.37 2072.30 0.332 16.47 2073.30 0.331 17.58 2074.30 0.331 18.69 2075.30 0.330 19.80 2076.30 0.329 20.92 2077.30 0.329 22.05 2078.30 0.328 23.18 2079.30 0.327 24.31 2080.30 0.327 25.45 2081.30 0.326 26.59
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 16:11:41 |