| WDS: | BU220 | WDS ID/Discoverer |
| P: | 365.680 | Orbital period (years) |
| a: | 0.553 | Semi-major axis (arcseconds) |
| i: | 99.8 | Inclination (degrees) |
| Ω: | 325.3 | Longitude of ascending node (degrees) |
| T: | 1983.930 | Epoch of periastron passage (year) |
| e: | 0.434 | Eccentricity |
| ω: | 337.3 | Longitude of periastron (degrees) |
| Start-Year: | 1842.16 | Year |
| End-Year: | 2207.84 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for BU220 |
||
| Position: | 111230.37-182959.5 | Epoch-2000 right ascension and declination |
| WDS-ID: | 11125-1830 | WDS designation |
| Discoverer Code: | BU220 | Discover designation and components |
| ADS number: | 8086 | Aitken Double Star catalog |
| HD number: | 97411 | HD catalog number |
| Hipparcos number: | 54742 | Hipparcos catalog number |
| V1: | 6.24 | Magnitude of the primary |
| V2: | 8.34 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2014 | Date of last observation |
| Orbit grade: | 4 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Tok2015c | 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 0.187 303.11 -------------------------- 1842.16 0.761 146.07 1843.16 0.761 145.99 1844.16 0.759 145.91 1845.16 0.758 145.83 1846.16 0.757 145.75 1847.16 0.756 145.67 1848.16 0.754 145.59 1849.16 0.753 145.51 1850.16 0.751 145.43 1851.16 0.750 145.35 1852.16 0.748 145.26 1853.16 0.746 145.18 1854.16 0.744 145.10 1855.16 0.742 145.02 1856.16 0.740 144.93 1857.16 0.738 144.85 1858.16 0.735 144.76 1859.16 0.733 144.68 1860.16 0.731 144.59 1861.16 0.728 144.50 1862.16 0.725 144.42 1863.16 0.723 144.33 1864.16 0.720 144.24 1865.16 0.717 144.15 1866.16 0.714 144.06 1867.16 0.711 143.97 1868.16 0.707 143.88 1869.16 0.704 143.78 1870.16 0.701 143.69 1871.16 0.697 143.59 1872.16 0.694 143.50 1873.16 0.690 143.40 1874.16 0.686 143.31 1875.16 0.682 143.21 1876.16 0.678 143.11 1877.16 0.674 143.01 1878.16 0.670 142.90 1879.16 0.666 142.80 1880.16 0.661 142.70 1881.16 0.657 142.59 1882.16 0.652 142.48 1883.16 0.647 142.37 1884.16 0.643 142.26 1885.16 0.638 142.15 1886.16 0.633 142.03 1887.16 0.628 141.92 1888.16 0.622 141.80 1889.16 0.617 141.68 1890.16 0.612 141.56 1891.16 0.606 141.43 1892.16 0.601 141.31 1893.16 0.595 141.18 1894.16 0.589 141.04 1895.16 0.583 140.91 1896.16 0.577 140.77 1897.16 0.571 140.63 1898.16 0.564 140.49 1899.16 0.558 140.34 1900.16 0.552 140.19 1901.16 0.545 140.04 1902.16 0.538 139.88 1903.16 0.531 139.72 1904.16 0.524 139.56 1905.16 0.517 139.39 1906.16 0.510 139.21 1907.16 0.503 139.03 1908.16 0.495 138.84 1909.16 0.488 138.65 1910.16 0.480 138.46 1911.16 0.473 138.25 1912.16 0.465 138.04 1913.16 0.457 137.83 1914.16 0.449 137.60 1915.16 0.440 137.37 1916.16 0.432 137.12 1917.16 0.424 136.87 1918.16 0.415 136.61 1919.16 0.406 136.34 1920.16 0.398 136.05 1921.16 0.389 135.75 1922.16 0.380 135.44 1923.16 0.370 135.11 1924.16 0.361 134.76 1925.16 0.352 134.40 1926.16 0.342 134.02 1927.16 0.333 133.61 1928.16 0.323 133.18 1929.16 0.313 132.73 1930.16 0.304 132.24 1931.16 0.294 131.73 1932.16 0.283 131.17 1933.16 0.273 130.57 1934.16 0.263 129.93 1935.16 0.253 129.24 1936.16 0.242 128.48 1937.16 0.232 127.66 1938.16 0.221 126.76 1939.16 0.211 125.77 1940.16 0.200 124.68 1941.16 0.189 123.46 1942.16 0.179 122.10 1943.16 0.168 120.57 1944.16 0.158 118.82 1945.16 0.147 116.83 1946.16 0.137 114.53 1947.16 0.126 111.86 1948.16 0.116 108.72 1949.16 0.107 105.00 1950.16 0.097 100.55 1951.16 0.089 95.22 1952.16 0.081 88.81 1953.16 0.075 81.16 1954.16 0.070 72.23 1955.16 0.066 62.18 1956.16 0.065 51.47 1957.16 0.067 40.79 1958.16 0.070 30.81 1959.16 0.075 21.97 1960.16 0.082 14.42 1961.16 0.089 8.08 1962.16 0.098 2.81 1963.16 0.107 358.41 1964.16 0.117 354.71 1965.16 0.127 351.59 1966.16 0.137 348.91 1967.16 0.147 346.61 1968.16 0.157 344.60 1969.16 0.167 342.84 1970.16 0.177 341.28 1971.16 0.187 339.88 1972.16 0.197 338.62 1973.16 0.206 337.48 1974.16 0.215 336.44 1975.16 0.224 335.49 1976.16 0.233 334.61 1977.16 0.242 333.79 1978.16 0.250 333.02 1979.16 0.258 332.31 1980.16 0.265 331.63 1981.16 0.272 330.99 1982.16 0.279 330.38 1983.16 0.285 329.80 1984.16 0.291 329.25 1985.16 0.296 328.71 1986.16 0.301 328.19 1987.16 0.305 327.69 1988.16 0.309 327.20 1989.16 0.313 326.72 1990.16 0.316 326.26 1991.16 0.318 325.80 1992.16 0.320 325.35 1993.16 0.322 324.90 1994.16 0.323 324.45 1995.16 0.324 324.01 1996.16 0.324 323.57 1997.16 0.324 323.13 1998.16 0.323 322.69 1999.16 0.322 322.25 2000.16 0.321 321.80 2001.16 0.319 321.35 2002.16 0.317 320.89 2003.16 0.314 320.43 2004.16 0.311 319.95 2005.16 0.308 319.47 2006.16 0.304 318.98 2007.16 0.300 318.47 2008.16 0.296 317.95 2009.16 0.292 317.42 2010.16 0.287 316.87 2011.16 0.282 316.30 2012.16 0.277 315.71 2013.16 0.272 315.09 2014.16 0.266 314.46 2015.16 0.260 313.79 2016.16 0.254 313.09 2017.16 0.248 312.36 2018.16 0.242 311.60 2019.16 0.236 310.79 2020.16 0.229 309.93 2021.16 0.223 309.03 2022.16 0.216 308.07 2023.16 0.210 307.05 2024.16 0.203 305.97 2025.16 0.196 304.80 2026.16 0.189 303.56 2027.16 0.182 302.22 2028.16 0.175 300.78 2029.16 0.169 299.21 2030.16 0.162 297.52 2031.16 0.155 295.68 2032.16 0.149 293.68 2033.16 0.142 291.50 2034.16 0.136 289.10 2035.16 0.130 286.48 2036.16 0.124 283.61 2037.16 0.118 280.46 2038.16 0.113 277.01 2039.16 0.108 273.24 2040.16 0.104 269.14 2041.16 0.100 264.70 2042.16 0.097 259.94 2043.16 0.094 254.89 2044.16 0.093 249.61 2045.16 0.092 244.17 2046.16 0.091 238.65 2047.16 0.092 233.17 2048.16 0.094 227.80 2049.16 0.096 222.64 2050.16 0.099 217.74 2051.16 0.102 213.16 2052.16 0.106 208.90 2053.16 0.111 204.99 2054.16 0.116 201.40 2055.16 0.122 198.12 2056.16 0.127 195.14 2057.16 0.133 192.42 2058.16 0.140 189.94 2059.16 0.146 187.68 2060.16 0.153 185.61 2061.16 0.160 183.73 2062.16 0.167 181.99 2063.16 0.174 180.40 2064.16 0.181 178.93 2065.16 0.188 177.58 2066.16 0.195 176.32 2067.16 0.203 175.15 2068.16 0.210 174.07 2069.16 0.218 173.06 2070.16 0.225 172.12 2071.16 0.232 171.23 2072.16 0.240 170.41 2073.16 0.247 169.63 2074.16 0.255 168.89 2075.16 0.262 168.20 2076.16 0.269 167.55 2077.16 0.277 166.93 2078.16 0.284 166.34 2079.16 0.291 165.78 2080.16 0.299 165.25 2081.16 0.306 164.75 2082.16 0.313 164.27 2083.16 0.321 163.81 2084.16 0.328 163.37 2085.16 0.335 162.95 2086.16 0.342 162.54 2087.16 0.349 162.16 2088.16 0.356 161.79 2089.16 0.363 161.43 2090.16 0.370 161.09 2091.16 0.377 160.76 2092.16 0.384 160.44 2093.16 0.391 160.13 2094.16 0.398 159.83 2095.16 0.404 159.54 2096.16 0.411 159.27 2097.16 0.418 159.00 2098.16 0.424 158.74 2099.16 0.431 158.48 2100.16 0.437 158.24 2101.16 0.444 158.00 2102.16 0.450 157.77 2103.16 0.456 157.54 2104.16 0.463 157.33 2105.16 0.469 157.11 2106.16 0.475 156.91 2107.16 0.481 156.70 2108.16 0.487 156.51 2109.16 0.493 156.31 2110.16 0.499 156.13 2111.16 0.505 155.94 2112.16 0.511 155.77 2113.16 0.517 155.59 2114.16 0.522 155.42 2115.16 0.528 155.25 2116.16 0.534 155.09 2117.16 0.539 154.93 2118.16 0.545 154.77 2119.16 0.550 154.62 2120.16 0.555 154.46 2121.16 0.561 154.32 2122.16 0.566 154.17 2123.16 0.571 154.03 2124.16 0.576 153.89 2125.16 0.581 153.75 2126.16 0.586 153.61 2127.16 0.591 153.48 2128.16 0.596 153.35 2129.16 0.601 153.22 2130.16 0.606 153.09 2131.16 0.610 152.97 2132.16 0.615 152.85 2133.16 0.619 152.72 2134.16 0.624 152.61 2135.16 0.628 152.49 2136.16 0.633 152.37 2137.16 0.637 152.26 2138.16 0.641 152.14 2139.16 0.645 152.03 2140.16 0.649 151.92 2141.16 0.653 151.81 2142.16 0.657 151.71 2143.16 0.661 151.60 2144.16 0.665 151.49 2145.16 0.669 151.39 2146.16 0.673 151.29 2147.16 0.676 151.19 2148.16 0.680 151.09 2149.16 0.683 150.99 2150.16 0.687 150.89 2151.16 0.690 150.79 2152.16 0.693 150.69 2153.16 0.697 150.60 2154.16 0.700 150.50 2155.16 0.703 150.41 2156.16 0.706 150.32 2157.16 0.709 150.22 2158.16 0.712 150.13 2159.16 0.714 150.04 2160.16 0.717 149.95 2161.16 0.720 149.86 2162.16 0.722 149.77 2163.16 0.725 149.69 2164.16 0.727 149.60 2165.16 0.730 149.51 2166.16 0.732 149.43 2167.16 0.734 149.34 2168.16 0.736 149.25 2169.16 0.739 149.17 2170.16 0.741 149.08 2171.16 0.743 149.00 2172.16 0.744 148.92 2173.16 0.746 148.83 2174.16 0.748 148.75 2175.16 0.750 148.67 2176.16 0.751 148.59 2177.16 0.753 148.51 2178.16 0.754 148.42 2179.16 0.755 148.34 2180.16 0.757 148.26 2181.16 0.758 148.18 2182.16 0.759 148.10 2183.16 0.760 148.02 2184.16 0.761 147.94 2185.16 0.762 147.86 2186.16 0.763 147.78 2187.16 0.764 147.70 2188.16 0.764 147.62 2189.16 0.765 147.55 2190.16 0.765 147.47 2191.16 0.766 147.39 2192.16 0.766 147.31 2193.16 0.767 147.23 2194.16 0.767 147.15 2195.16 0.767 147.07 2196.16 0.767 146.99 2197.16 0.767 146.92 2198.16 0.767 146.84 2199.16 0.767 146.76 2200.16 0.766 146.68 2201.16 0.766 146.60 2202.16 0.766 146.52 2203.16 0.765 146.44 2204.16 0.764 146.37 2205.16 0.764 146.29 2206.16 0.763 146.21 2207.16 0.762 146.13
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
|
| Report created: |
2026-06-25 16:34:44 |