| WDS: | A829 | WDS ID/Discoverer |
| P: | 111.380 | Orbital period (years) |
| a: | 0.417 | Semi-major axis (arcseconds) |
| i: | 120.6 | Inclination (degrees) |
| Ω: | 260.1 | Longitude of ascending node (degrees) |
| T: | 1985.100 | Epoch of periastron passage (year) |
| e: | 0.743 | Eccentricity |
| ω: | 77.2 | Longitude of periastron (degrees) |
| Start-Year: | 1969.31 | Year |
| End-Year: | 2080.69 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for A829 |
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| Position: | 032608.81+122854.7 | Epoch-2000 right ascension and declination |
| WDS-ID: | 03261+1229 | WDS designation |
| Discoverer Code: | A829 | Discover designation and components |
| ADS number: | 2531 | Aitken Double Star catalog |
| HD number: | 21261 | HD catalog number |
| Hipparcos number: | 16008 | Hipparcos catalog number |
| V1: | 8.82 | Magnitude of the primary |
| V2: | 10.38 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2003 | 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: | Hrt2008 | 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 0.425 30.33 -------------------------- 1969.31 0.279 305.19 1970.31 0.276 302.71 1971.31 0.272 300.15 1972.31 0.267 297.51 1973.31 0.262 294.77 1974.31 0.256 291.92 1975.31 0.250 288.93 1976.31 0.242 285.76 1977.31 0.233 282.37 1978.31 0.223 278.70 1979.31 0.210 274.62 1980.31 0.195 269.95 1981.31 0.175 264.36 1982.31 0.150 257.13 1983.31 0.119 246.53 1984.31 0.082 226.98 1985.31 0.056 181.64 1986.31 0.073 128.33 1987.31 0.112 104.70 1988.31 0.151 93.41 1989.31 0.184 86.54 1990.31 0.213 81.69 1991.31 0.238 77.93 1992.31 0.260 74.85 1993.31 0.279 72.22 1994.31 0.296 69.91 1995.31 0.312 67.84 1996.31 0.325 65.95 1997.31 0.337 64.21 1998.31 0.348 62.58 1999.31 0.358 61.04 2000.31 0.367 59.58 2001.31 0.375 58.19 2002.31 0.382 56.85 2003.31 0.388 55.56 2004.31 0.394 54.31 2005.31 0.399 53.09 2006.31 0.404 51.91 2007.31 0.408 50.75 2008.31 0.412 49.61 2009.31 0.415 48.49 2010.31 0.418 47.38 2011.31 0.420 46.29 2012.31 0.423 45.22 2013.31 0.424 44.15 2014.31 0.426 43.09 2015.31 0.427 42.04 2016.31 0.428 40.99 2017.31 0.429 39.94 2018.31 0.429 38.90 2019.31 0.429 37.86 2020.31 0.429 36.82 2021.31 0.429 35.78 2022.31 0.428 34.74 2023.31 0.428 33.69 2024.31 0.427 32.65 2025.31 0.426 31.59 2026.31 0.425 30.53 2027.31 0.424 29.47 2028.31 0.422 28.40 2029.31 0.421 27.32 2030.31 0.419 26.23 2031.31 0.417 25.14 2032.31 0.415 24.03 2033.31 0.413 22.91 2034.31 0.411 21.79 2035.31 0.409 20.65 2036.31 0.406 19.49 2037.31 0.404 18.33 2038.31 0.402 17.15 2039.31 0.399 15.95 2040.31 0.396 14.74 2041.31 0.394 13.51 2042.31 0.391 12.27 2043.31 0.388 11.01 2044.31 0.385 9.73 2045.31 0.383 8.43 2046.31 0.380 7.11 2047.31 0.377 5.77 2048.31 0.374 4.41 2049.31 0.371 3.03 2050.31 0.368 1.63 2051.31 0.365 0.20 2052.31 0.362 358.75 2053.31 0.359 357.28 2054.31 0.356 355.78 2055.31 0.353 354.26 2056.31 0.350 352.71 2057.31 0.347 351.13 2058.31 0.344 349.53 2059.31 0.341 347.90 2060.31 0.338 346.24 2061.31 0.335 344.55 2062.31 0.333 342.84 2063.31 0.330 341.09 2064.31 0.327 339.31 2065.31 0.324 337.50 2066.31 0.321 335.67 2067.31 0.319 333.79 2068.31 0.316 331.89 2069.31 0.313 329.96 2070.31 0.310 327.98 2071.31 0.308 325.98 2072.31 0.305 323.94 2073.31 0.302 321.86 2074.31 0.299 319.74 2075.31 0.297 317.59 2076.31 0.294 315.39 2077.31 0.291 313.15 2078.31 0.288 310.86 2079.31 0.284 308.52 2080.31 0.281 306.12
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 15:10:13 |