| WDS: | BU953AB | WDS ID/Discoverer |
| P: | 220.780 | Orbital period (years) |
| a: | 0.415 | Semi-major axis (arcseconds) |
| i: | 113.1 | Inclination (degrees) |
| Ω: | 144.2 | Longitude of ascending node (degrees) |
| T: | 1899.730 | Epoch of periastron passage (year) |
| e: | 0.444 | Eccentricity |
| ω: | 264.1 | Longitude of periastron (degrees) |
| Start-Year: | 1914.61 | Year |
| End-Year: | 2135.39 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for BU953AB |
||
| Position: | 163639.05+694734.7 | Epoch-2000 right ascension and declination |
| WDS-ID: | 16366+6948 | WDS designation |
| Discoverer Code: | BU953AB | Discover designation and components |
| ADS number: | 10140 | Aitken Double Star catalog |
| HD number: | 150631 | HD catalog number |
| Hipparcos number: | 81332 | Hipparcos catalog number |
| V1: | 8.56 | Magnitude of the primary |
| V2: | 9.27 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2004 | 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 0.238 39.92 -------------------------- 1914.61 0.237 158.95 1915.61 0.248 157.27 1916.61 0.259 155.73 1917.61 0.270 154.32 1918.61 0.280 153.02 1919.61 0.290 151.80 1920.61 0.299 150.66 1921.61 0.307 149.58 1922.61 0.316 148.57 1923.61 0.323 147.60 1924.61 0.331 146.67 1925.61 0.337 145.79 1926.61 0.344 144.94 1927.61 0.350 144.12 1928.61 0.355 143.32 1929.61 0.360 142.55 1930.61 0.365 141.80 1931.61 0.370 141.07 1932.61 0.374 140.36 1933.61 0.378 139.66 1934.61 0.381 138.97 1935.61 0.384 138.30 1936.61 0.387 137.63 1937.61 0.389 136.98 1938.61 0.392 136.33 1939.61 0.393 135.69 1940.61 0.395 135.05 1941.61 0.397 134.42 1942.61 0.398 133.80 1943.61 0.399 133.18 1944.61 0.399 132.56 1945.61 0.400 131.94 1946.61 0.400 131.32 1947.61 0.400 130.70 1948.61 0.400 130.09 1949.61 0.400 129.47 1950.61 0.399 128.85 1951.61 0.398 128.23 1952.61 0.397 127.61 1953.61 0.396 126.98 1954.61 0.395 126.35 1955.61 0.394 125.72 1956.61 0.392 125.08 1957.61 0.391 124.43 1958.61 0.389 123.78 1959.61 0.387 123.13 1960.61 0.385 122.47 1961.61 0.383 121.80 1962.61 0.381 121.12 1963.61 0.378 120.44 1964.61 0.376 119.74 1965.61 0.374 119.04 1966.61 0.371 118.33 1967.61 0.368 117.60 1968.61 0.365 116.87 1969.61 0.363 116.12 1970.61 0.360 115.37 1971.61 0.357 114.60 1972.61 0.354 113.81 1973.61 0.350 113.02 1974.61 0.347 112.21 1975.61 0.344 111.38 1976.61 0.341 110.54 1977.61 0.337 109.68 1978.61 0.334 108.80 1979.61 0.331 107.91 1980.61 0.327 107.00 1981.61 0.324 106.07 1982.61 0.321 105.12 1983.61 0.317 104.15 1984.61 0.314 103.15 1985.61 0.310 102.14 1986.61 0.307 101.10 1987.61 0.303 100.04 1988.61 0.300 98.96 1989.61 0.297 97.85 1990.61 0.293 96.71 1991.61 0.290 95.55 1992.61 0.287 94.36 1993.61 0.283 93.15 1994.61 0.280 91.91 1995.61 0.277 90.64 1996.61 0.274 89.34 1997.61 0.271 88.01 1998.61 0.268 86.65 1999.61 0.265 85.26 2000.61 0.263 83.85 2001.61 0.260 82.40 2002.61 0.257 80.92 2003.61 0.255 79.42 2004.61 0.253 77.89 2005.61 0.250 76.32 2006.61 0.248 74.74 2007.61 0.246 73.12 2008.61 0.244 71.48 2009.61 0.243 69.81 2010.61 0.241 68.13 2011.61 0.240 66.42 2012.61 0.238 64.69 2013.61 0.237 62.94 2014.61 0.236 61.18 2015.61 0.236 59.41 2016.61 0.235 57.62 2017.61 0.234 55.83 2018.61 0.234 54.03 2019.61 0.234 52.23 2020.61 0.234 50.43 2021.61 0.234 48.62 2022.61 0.235 46.83 2023.61 0.235 45.04 2024.61 0.236 43.25 2025.61 0.237 41.48 2026.61 0.238 39.73 2027.61 0.239 37.99 2028.61 0.240 36.27 2029.61 0.242 34.57 2030.61 0.243 32.89 2031.61 0.245 31.23 2032.61 0.247 29.59 2033.61 0.249 27.99 2034.61 0.251 26.41 2035.61 0.253 24.85 2036.61 0.255 23.32 2037.61 0.258 21.83 2038.61 0.260 20.36 2039.61 0.263 18.91 2040.61 0.266 17.50 2041.61 0.268 16.12 2042.61 0.271 14.76 2043.61 0.274 13.43 2044.61 0.277 12.14 2045.61 0.280 10.86 2046.61 0.283 9.62 2047.61 0.286 8.40 2048.61 0.289 7.21 2049.61 0.292 6.04 2050.61 0.296 4.90 2051.61 0.299 3.78 2052.61 0.302 2.69 2053.61 0.305 1.61 2054.61 0.308 0.56 2055.61 0.311 359.53 2056.61 0.314 358.52 2057.61 0.317 357.53 2058.61 0.320 356.56 2059.61 0.323 355.61 2060.61 0.326 354.67 2061.61 0.329 353.75 2062.61 0.332 352.84 2063.61 0.334 351.95 2064.61 0.337 351.08 2065.61 0.339 350.21 2066.61 0.342 349.36 2067.61 0.344 348.52 2068.61 0.346 347.69 2069.61 0.348 346.88 2070.61 0.350 346.07 2071.61 0.352 345.27 2072.61 0.354 344.48 2073.61 0.356 343.69 2074.61 0.357 342.92 2075.61 0.358 342.14 2076.61 0.359 341.38 2077.61 0.360 340.61 2078.61 0.361 339.85 2079.61 0.361 339.10 2080.61 0.362 338.34 2081.61 0.362 337.58 2082.61 0.361 336.83 2083.61 0.361 336.07 2084.61 0.360 335.31 2085.61 0.359 334.55 2086.61 0.358 333.78 2087.61 0.356 333.01 2088.61 0.354 332.23 2089.61 0.352 331.43 2090.61 0.350 330.63 2091.61 0.347 329.82 2092.61 0.343 328.99 2093.61 0.340 328.14 2094.61 0.336 327.28 2095.61 0.331 326.39 2096.61 0.326 325.47 2097.61 0.321 324.53 2098.61 0.315 323.55 2099.61 0.308 322.53 2100.61 0.301 321.47 2101.61 0.294 320.36 2102.61 0.286 319.18 2103.61 0.278 317.94 2104.61 0.269 316.62 2105.61 0.259 315.20 2106.61 0.249 313.67 2107.61 0.238 312.00 2108.61 0.227 310.18 2109.61 0.215 308.16 2110.61 0.203 305.91 2111.61 0.191 303.37 2112.61 0.178 300.47 2113.61 0.165 297.12 2114.61 0.152 293.20 2115.61 0.140 288.56 2116.61 0.127 283.00 2117.61 0.116 276.31 2118.61 0.106 268.26 2119.61 0.098 258.73 2120.61 0.093 247.81 2121.61 0.091 236.00 2122.61 0.092 224.11 2123.61 0.097 213.00 2124.61 0.105 203.22 2125.61 0.114 194.93 2126.61 0.126 188.04 2127.61 0.138 182.33 2128.61 0.151 177.57 2129.61 0.164 173.56 2130.61 0.177 170.15 2131.61 0.190 167.21 2132.61 0.203 164.65 2133.61 0.215 162.39 2134.61 0.228 160.37
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 17:29:26 |