| WDS: | BU205AB | WDS ID/Discoverer |
| P: | 140.560 | Orbital period (years) |
| a: | 0.526 | Semi-major axis (arcseconds) |
| i: | 145.3 | Inclination (degrees) |
| Ω: | 172.8 | Longitude of ascending node (degrees) |
| T: | 1953.670 | Epoch of periastron passage (year) |
| e: | 0.269 | Eccentricity |
| ω: | 83.0 | Longitude of periastron (degrees) |
| Start-Year: | 1954.72 | Year |
| End-Year: | 2095.28 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for BU205AB |
||
| Position: | 083304.85-243624.8 | Epoch-2000 right ascension and declination |
| WDS-ID: | 08331-2436 | WDS designation |
| Discoverer Code: | BU205AB | Discover designation and components |
| ADS number: | 6871 | Aitken Double Star catalog |
| HD number: | 72626 | HD catalog number |
| Hipparcos number: | 41949 | Hipparcos catalog number |
| V1: | 7.14 | Magnitude of the primary |
| V2: | 6.84 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2018 | Date of last observation |
| Orbit grade: | 2 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Doc2021d | 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 0.549 266.56 -------------------------- 1954.72 0.316 85.42 1955.72 0.317 79.83 1956.72 0.319 74.28 1957.72 0.323 68.83 1958.72 0.327 63.52 1959.72 0.333 58.37 1960.72 0.340 53.42 1961.72 0.348 48.67 1962.72 0.356 44.14 1963.72 0.365 39.82 1964.72 0.375 35.72 1965.72 0.384 31.82 1966.72 0.394 28.12 1967.72 0.404 24.59 1968.72 0.414 21.24 1969.72 0.424 18.04 1970.72 0.433 14.98 1971.72 0.443 12.06 1972.72 0.452 9.26 1973.72 0.461 6.56 1974.72 0.469 3.97 1975.72 0.477 1.46 1976.72 0.485 359.04 1977.72 0.493 356.70 1978.72 0.500 354.42 1979.72 0.506 352.20 1980.72 0.512 350.04 1981.72 0.518 347.92 1982.72 0.524 345.86 1983.72 0.529 343.83 1984.72 0.533 341.84 1985.72 0.538 339.89 1986.72 0.542 337.96 1987.72 0.545 336.06 1988.72 0.549 334.18 1989.72 0.552 332.33 1990.72 0.554 330.50 1991.72 0.557 328.68 1992.72 0.559 326.87 1993.72 0.561 325.08 1994.72 0.562 323.30 1995.72 0.563 321.53 1996.72 0.565 319.76 1997.72 0.565 318.01 1998.72 0.566 316.25 1999.72 0.567 314.50 2000.72 0.567 312.76 2001.72 0.567 311.01 2002.72 0.567 309.27 2003.72 0.567 307.52 2004.72 0.567 305.77 2005.72 0.566 304.03 2006.72 0.566 302.28 2007.72 0.565 300.52 2008.72 0.565 298.76 2009.72 0.564 297.00 2010.72 0.563 295.23 2011.72 0.562 293.46 2012.72 0.561 291.68 2013.72 0.560 289.90 2014.72 0.559 288.11 2015.72 0.558 286.31 2016.72 0.558 284.51 2017.72 0.557 282.70 2018.72 0.556 280.89 2019.72 0.555 279.07 2020.72 0.554 277.24 2021.72 0.553 275.41 2022.72 0.552 273.57 2023.72 0.551 271.72 2024.72 0.550 269.87 2025.72 0.549 268.01 2026.72 0.549 266.15 2027.72 0.548 264.28 2028.72 0.547 262.41 2029.72 0.547 260.53 2030.72 0.546 258.65 2031.72 0.545 256.77 2032.72 0.545 254.88 2033.72 0.544 252.99 2034.72 0.544 251.09 2035.72 0.544 249.20 2036.72 0.543 247.30 2037.72 0.543 245.40 2038.72 0.543 243.49 2039.72 0.543 241.59 2040.72 0.542 239.68 2041.72 0.542 237.77 2042.72 0.542 235.86 2043.72 0.542 233.95 2044.72 0.541 232.03 2045.72 0.541 230.12 2046.72 0.541 228.20 2047.72 0.540 226.28 2048.72 0.540 224.36 2049.72 0.539 222.43 2050.72 0.539 220.50 2051.72 0.538 218.57 2052.72 0.538 216.63 2053.72 0.537 214.68 2054.72 0.536 212.73 2055.72 0.534 210.77 2056.72 0.533 208.80 2057.72 0.532 206.82 2058.72 0.530 204.83 2059.72 0.528 202.82 2060.72 0.526 200.80 2061.72 0.523 198.76 2062.72 0.521 196.71 2063.72 0.518 194.63 2064.72 0.515 192.52 2065.72 0.511 190.39 2066.72 0.507 188.22 2067.72 0.503 186.02 2068.72 0.498 183.78 2069.72 0.493 181.50 2070.72 0.488 179.18 2071.72 0.483 176.79 2072.72 0.476 174.35 2073.72 0.470 171.85 2074.72 0.463 169.27 2075.72 0.456 166.61 2076.72 0.448 163.87 2077.72 0.440 161.02 2078.72 0.432 158.07 2079.72 0.423 155.00 2080.72 0.414 151.81 2081.72 0.405 148.47 2082.72 0.396 144.97 2083.72 0.387 141.31 2084.72 0.378 137.48 2085.72 0.369 133.45 2086.72 0.360 129.22 2087.72 0.352 124.78 2088.72 0.344 120.14 2089.72 0.337 115.28 2090.72 0.330 110.24 2091.72 0.325 105.01 2092.72 0.321 99.63 2093.72 0.318 94.13 2094.72 0.317 88.56
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 16:08:35 |