| WDS: | BU164AB | WDS ID/Discoverer |
| P: | 361.540 | Orbital period (years) |
| a: | 0.555 | Semi-major axis (arcseconds) |
| i: | 104.5 | Inclination (degrees) |
| Ω: | 79.3 | Longitude of ascending node (degrees) |
| T: | 2023.740 | Epoch of periastron passage (year) |
| e: | 0.875 | Eccentricity |
| ω: | 47.7 | Longitude of periastron (degrees) |
| Start-Year: | 1844.23 | Year |
| End-Year: | 2205.77 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for BU164AB |
||
| Position: | 212505.66+092302.6 | Epoch-2000 right ascension and declination |
| WDS-ID: | 21251+0923 | WDS designation |
| Discoverer Code: | BU164AB | Discover designation and components |
| ADS number: | 14954 | Aitken Double Star catalog |
| HD number: | 203943 | HD catalog number |
| Hipparcos number: | 105747 | Hipparcos catalog number |
| V1: | 8.17 | Magnitude of the primary |
| V2: | 8.30 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2008 | 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: | Zir2010 | 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 0.046 287.84 -------------------------- 1844.23 0.724 243.83 1845.23 0.723 243.75 1846.23 0.721 243.68 1847.23 0.719 243.61 1848.23 0.717 243.54 1849.23 0.715 243.47 1850.23 0.713 243.39 1851.23 0.712 243.32 1852.23 0.710 243.25 1853.23 0.708 243.17 1854.23 0.706 243.10 1855.23 0.704 243.02 1856.23 0.702 242.95 1857.23 0.699 242.87 1858.23 0.697 242.80 1859.23 0.695 242.72 1860.23 0.693 242.64 1861.23 0.691 242.57 1862.23 0.688 242.49 1863.23 0.686 242.41 1864.23 0.684 242.33 1865.23 0.681 242.25 1866.23 0.679 242.17 1867.23 0.677 242.09 1868.23 0.674 242.01 1869.23 0.672 241.92 1870.23 0.669 241.84 1871.23 0.667 241.76 1872.23 0.664 241.67 1873.23 0.662 241.59 1874.23 0.659 241.50 1875.23 0.656 241.42 1876.23 0.654 241.33 1877.23 0.651 241.24 1878.23 0.648 241.16 1879.23 0.645 241.07 1880.23 0.643 240.98 1881.23 0.640 240.89 1882.23 0.637 240.80 1883.23 0.634 240.70 1884.23 0.631 240.61 1885.23 0.628 240.52 1886.23 0.625 240.42 1887.23 0.622 240.33 1888.23 0.619 240.23 1889.23 0.616 240.13 1890.23 0.613 240.03 1891.23 0.610 239.94 1892.23 0.606 239.83 1893.23 0.603 239.73 1894.23 0.600 239.63 1895.23 0.597 239.53 1896.23 0.593 239.42 1897.23 0.590 239.32 1898.23 0.587 239.21 1899.23 0.583 239.10 1900.23 0.580 238.99 1901.23 0.577 238.88 1902.23 0.573 238.77 1903.23 0.570 238.65 1904.23 0.566 238.54 1905.23 0.562 238.42 1906.23 0.559 238.30 1907.23 0.555 238.18 1908.23 0.552 238.06 1909.23 0.548 237.94 1910.23 0.544 237.81 1911.23 0.540 237.69 1912.23 0.537 237.56 1913.23 0.533 237.43 1914.23 0.529 237.30 1915.23 0.525 237.16 1916.23 0.521 237.03 1917.23 0.517 236.89 1918.23 0.513 236.75 1919.23 0.509 236.61 1920.23 0.505 236.46 1921.23 0.501 236.31 1922.23 0.497 236.17 1923.23 0.493 236.01 1924.23 0.489 235.86 1925.23 0.485 235.70 1926.23 0.480 235.54 1927.23 0.476 235.38 1928.23 0.472 235.21 1929.23 0.467 235.05 1930.23 0.463 234.87 1931.23 0.459 234.70 1932.23 0.454 234.52 1933.23 0.450 234.34 1934.23 0.445 234.15 1935.23 0.441 233.96 1936.23 0.436 233.77 1937.23 0.432 233.57 1938.23 0.427 233.37 1939.23 0.423 233.17 1940.23 0.418 232.96 1941.23 0.413 232.74 1942.23 0.408 232.52 1943.23 0.404 232.29 1944.23 0.399 232.06 1945.23 0.394 231.83 1946.23 0.389 231.58 1947.23 0.384 231.34 1948.23 0.379 231.08 1949.23 0.374 230.82 1950.23 0.369 230.55 1951.23 0.364 230.27 1952.23 0.359 229.99 1953.23 0.354 229.70 1954.23 0.349 229.40 1955.23 0.344 229.09 1956.23 0.339 228.77 1957.23 0.334 228.44 1958.23 0.328 228.10 1959.23 0.323 227.75 1960.23 0.318 227.39 1961.23 0.313 227.01 1962.23 0.307 226.63 1963.23 0.302 226.23 1964.23 0.296 225.81 1965.23 0.291 225.38 1966.23 0.285 224.93 1967.23 0.280 224.47 1968.23 0.274 223.98 1969.23 0.269 223.48 1970.23 0.263 222.95 1971.23 0.258 222.40 1972.23 0.252 221.83 1973.23 0.246 221.23 1974.23 0.241 220.61 1975.23 0.235 219.95 1976.23 0.229 219.26 1977.23 0.224 218.53 1978.23 0.218 217.77 1979.23 0.212 216.96 1980.23 0.206 216.11 1981.23 0.201 215.22 1982.23 0.195 214.26 1983.23 0.189 213.25 1984.23 0.183 212.18 1985.23 0.177 211.04 1986.23 0.172 209.82 1987.23 0.166 208.51 1988.23 0.160 207.12 1989.23 0.155 205.62 1990.23 0.149 204.01 1991.23 0.144 202.27 1992.23 0.138 200.40 1993.23 0.133 198.37 1994.23 0.128 196.18 1995.23 0.123 193.80 1996.23 0.118 191.22 1997.23 0.113 188.42 1998.23 0.108 185.38 1999.23 0.104 182.08 2000.23 0.100 178.50 2001.23 0.096 174.65 2002.23 0.093 170.50 2003.23 0.090 166.08 2004.23 0.088 161.39 2005.23 0.086 156.48 2006.23 0.085 151.38 2007.23 0.084 146.15 2008.23 0.084 140.87 2009.23 0.084 135.59 2010.23 0.085 130.40 2011.23 0.086 125.33 2012.23 0.088 120.45 2013.23 0.090 115.76 2014.23 0.092 111.29 2015.23 0.094 107.02 2016.23 0.096 102.95 2017.23 0.098 99.02 2018.23 0.099 95.20 2019.23 0.098 91.39 2020.23 0.096 87.47 2021.23 0.090 83.19 2022.23 0.079 78.01 2023.23 0.060 70.36 2024.23 0.036 53.46 2025.23 0.020 350.09 2026.23 0.039 293.45 2027.23 0.066 278.99 2028.23 0.093 273.00 2029.23 0.118 269.63 2030.23 0.141 267.41 2031.23 0.163 265.80 2032.23 0.183 264.55 2033.23 0.202 263.54 2034.23 0.220 262.71 2035.23 0.237 261.99 2036.23 0.253 261.37 2037.23 0.268 260.82 2038.23 0.283 260.33 2039.23 0.297 259.89 2040.23 0.310 259.49 2041.23 0.323 259.11 2042.23 0.335 258.77 2043.23 0.347 258.45 2044.23 0.359 258.15 2045.23 0.370 257.87 2046.23 0.381 257.61 2047.23 0.391 257.36 2048.23 0.401 257.12 2049.23 0.411 256.90 2050.23 0.421 256.68 2051.23 0.430 256.48 2052.23 0.439 256.28 2053.23 0.448 256.09 2054.23 0.456 255.91 2055.23 0.465 255.73 2056.23 0.473 255.57 2057.23 0.480 255.40 2058.23 0.488 255.24 2059.23 0.496 255.09 2060.23 0.503 254.94 2061.23 0.510 254.80 2062.23 0.517 254.65 2063.23 0.524 254.52 2064.23 0.530 254.38 2065.23 0.537 254.25 2066.23 0.543 254.13 2067.23 0.549 254.00 2068.23 0.555 253.88 2069.23 0.561 253.76 2070.23 0.567 253.64 2071.23 0.573 253.53 2072.23 0.578 253.42 2073.23 0.584 253.31 2074.23 0.589 253.20 2075.23 0.594 253.09 2076.23 0.599 252.99 2077.23 0.604 252.88 2078.23 0.609 252.78 2079.23 0.614 252.68 2080.23 0.618 252.59 2081.23 0.623 252.49 2082.23 0.627 252.39 2083.23 0.632 252.30 2084.23 0.636 252.21 2085.23 0.640 252.12 2086.23 0.644 252.03 2087.23 0.648 251.94 2088.23 0.652 251.85 2089.23 0.656 251.76 2090.23 0.659 251.68 2091.23 0.663 251.59 2092.23 0.666 251.51 2093.23 0.670 251.42 2094.23 0.673 251.34 2095.23 0.677 251.26 2096.23 0.680 251.18 2097.23 0.683 251.10 2098.23 0.686 251.02 2099.23 0.689 250.94 2100.23 0.692 250.86 2101.23 0.695 250.79 2102.23 0.698 250.71 2103.23 0.700 250.63 2104.23 0.703 250.56 2105.23 0.706 250.48 2106.23 0.708 250.41 2107.23 0.711 250.33 2108.23 0.713 250.26 2109.23 0.716 250.19 2110.23 0.718 250.12 2111.23 0.720 250.04 2112.23 0.722 249.97 2113.23 0.724 249.90 2114.23 0.726 249.83 2115.23 0.728 249.76 2116.23 0.730 249.69 2117.23 0.732 249.62 2118.23 0.734 249.55 2119.23 0.736 249.48 2120.23 0.737 249.41 2121.23 0.739 249.35 2122.23 0.741 249.28 2123.23 0.742 249.21 2124.23 0.744 249.14 2125.23 0.745 249.08 2126.23 0.747 249.01 2127.23 0.748 248.94 2128.23 0.749 248.88 2129.23 0.751 248.81 2130.23 0.752 248.74 2131.23 0.753 248.68 2132.23 0.754 248.61 2133.23 0.755 248.55 2134.23 0.756 248.48 2135.23 0.757 248.42 2136.23 0.758 248.35 2137.23 0.759 248.29 2138.23 0.760 248.22 2139.23 0.760 248.16 2140.23 0.761 248.09 2141.23 0.762 248.03 2142.23 0.763 247.97 2143.23 0.763 247.90 2144.23 0.764 247.84 2145.23 0.764 247.78 2146.23 0.765 247.71 2147.23 0.765 247.65 2148.23 0.765 247.58 2149.23 0.766 247.52 2150.23 0.766 247.46 2151.23 0.766 247.39 2152.23 0.767 247.33 2153.23 0.767 247.27 2154.23 0.767 247.20 2155.23 0.767 247.14 2156.23 0.767 247.08 2157.23 0.767 247.02 2158.23 0.767 246.95 2159.23 0.767 246.89 2160.23 0.767 246.83 2161.23 0.767 246.76 2162.23 0.767 246.70 2163.23 0.766 246.64 2164.23 0.766 246.57 2165.23 0.766 246.51 2166.23 0.766 246.45 2167.23 0.765 246.38 2168.23 0.765 246.32 2169.23 0.764 246.26 2170.23 0.764 246.19 2171.23 0.763 246.13 2172.23 0.763 246.06 2173.23 0.762 246.00 2174.23 0.762 245.94 2175.23 0.761 245.87 2176.23 0.760 245.81 2177.23 0.759 245.74 2178.23 0.759 245.68 2179.23 0.758 245.61 2180.23 0.757 245.55 2181.23 0.756 245.48 2182.23 0.755 245.42 2183.23 0.754 245.35 2184.23 0.753 245.29 2185.23 0.752 245.22 2186.23 0.751 245.16 2187.23 0.750 245.09 2188.23 0.749 245.03 2189.23 0.748 244.96 2190.23 0.747 244.89 2191.23 0.746 244.83 2192.23 0.744 244.76 2193.23 0.743 244.69 2194.23 0.742 244.62 2195.23 0.740 244.56 2196.23 0.739 244.49 2197.23 0.738 244.42 2198.23 0.736 244.35 2199.23 0.735 244.28 2200.23 0.733 244.21 2201.23 0.732 244.14 2202.23 0.730 244.07 2203.23 0.728 244.00 2204.23 0.727 243.93 2205.23 0.725 243.86
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
|
| Report created: |
2026-06-25 18:26:17 |