| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 18:06:28 |
| WDS: | BU456AB | WDS ID/Discoverer |
| P: | 524.364 | Orbital period (years) |
| a: | 1.44341 | Semi-major axis (arcseconds) |
| i: | 53.203 | Inclination (degrees) |
| Ω: | 38.139 | Longitude of ascending node (degrees) |
| T: | 1913.089 | Epoch of periastron passage (year) |
| e: | 0.69984 | Eccentricity |
| ω: | 325.708 | Longitude of periastron (degrees) |
| Start-Year: | 1763.0 | Year |
| End-Year: | 2287.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 113649.86-122102.7 | Epoch-2000 right ascension and declination |
| WDS-ID: | 11368-1221 | WDS designation |
| Discoverer Code: | BU456AB | Discover designation and components |
| ADS number: | 8239 | Aitken Double Star catalog |
| HD number: | 100922 | HD catalog number |
| Hipparcos number: | 56641 | Hipparcos catalog number |
| V1: | 9.56 | Magnitude of the primary |
| V2: | 9.73 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2015 | Date of last observation |
| Orbit grade: | 4 | Orbit grade, ranging from 1 'definitive' to 5 'indeterminate' |
| Flags: | n | Flags |
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Year Sep[“] PA[°] --------------------------------------------- 2025.0 1.270 166.0 ------------------------- 1763.0 2.090 210.0 1764.0 2.085 210.2 1765.0 2.080 210.3 1766.0 2.075 210.5 1767.0 2.070 210.6 1768.0 2.065 210.7 1769.0 2.060 210.9 1770.0 2.055 211.0 1771.0 2.050 211.2 1772.0 2.044 211.3 1773.0 2.039 211.5 1774.0 2.033 211.6 1775.0 2.027 211.8 1776.0 2.022 211.9 1777.0 2.016 212.1 1778.0 2.010 212.2 1779.0 2.004 212.4 1780.0 1.998 212.5 1781.0 1.991 212.7 1782.0 1.985 212.8 1783.0 1.979 213.0 1784.0 1.972 213.1 1785.0 1.966 213.3 1786.0 1.959 213.5 1787.0 1.952 213.6 1788.0 1.945 213.8 1789.0 1.938 213.9 1790.0 1.931 214.1 1791.0 1.924 214.3 1792.0 1.917 214.4 1793.0 1.909 214.6 1794.0 1.902 214.8 1795.0 1.894 214.9 1796.0 1.887 215.1 1797.0 1.879 215.3 1798.0 1.871 215.5 1799.0 1.863 215.6 1800.0 1.855 215.8 1801.0 1.847 216.0 1802.0 1.838 216.2 1803.0 1.830 216.4 1804.0 1.821 216.5 1805.0 1.813 216.7 1806.0 1.804 216.9 1807.0 1.795 217.1 1808.0 1.786 217.3 1809.0 1.777 217.5 1810.0 1.768 217.7 1811.0 1.759 217.9 1812.0 1.749 218.1 1813.0 1.740 218.3 1814.0 1.730 218.5 1815.0 1.720 218.7 1816.0 1.710 218.9 1817.0 1.700 219.1 1818.0 1.690 219.3 1819.0 1.680 219.5 1820.0 1.669 219.7 1821.0 1.659 220.0 1822.0 1.648 220.2 1823.0 1.637 220.4 1824.0 1.626 220.6 1825.0 1.615 220.9 1826.0 1.604 221.1 1827.0 1.592 221.4 1828.0 1.581 221.6 1829.0 1.569 221.8 1830.0 1.557 222.1 1831.0 1.545 222.4 1832.0 1.533 222.6 1833.0 1.521 222.9 1834.0 1.509 223.1 1835.0 1.496 223.4 1836.0 1.483 223.7 1837.0 1.471 224.0 1838.0 1.458 224.3 1839.0 1.444 224.5 1840.0 1.431 224.8 1841.0 1.417 225.1 1842.0 1.404 225.4 1843.0 1.390 225.8 1844.0 1.376 226.1 1845.0 1.362 226.4 1846.0 1.347 226.7 1847.0 1.333 227.1 1848.0 1.318 227.4 1849.0 1.303 227.8 1850.0 1.288 228.2 1851.0 1.273 228.5 1852.0 1.257 228.9 1853.0 1.242 229.3 1854.0 1.226 229.7 1855.0 1.210 230.1 1856.0 1.194 230.5 1857.0 1.177 231.0 1858.0 1.160 231.4 1859.0 1.144 231.9 1860.0 1.127 232.4 1861.0 1.109 232.8 1862.0 1.092 233.4 1863.0 1.074 233.9 1864.0 1.056 234.4 1865.0 1.038 235.0 1866.0 1.020 235.6 1867.0 1.001 236.2 1868.0 0.982 236.8 1869.0 0.963 237.4 1870.0 0.944 238.1 1871.0 0.924 238.8 1872.0 0.904 239.5 1873.0 0.885 240.3 1874.0 0.864 241.1 1875.0 0.844 241.9 1876.0 0.823 242.8 1877.0 0.802 243.7 1878.0 0.781 244.7 1879.0 0.760 245.7 1880.0 0.738 246.8 1881.0 0.717 248.0 1882.0 0.695 249.2 1883.0 0.673 250.5 1884.0 0.651 251.9 1885.0 0.629 253.4 1886.0 0.606 255.0 1887.0 0.584 256.8 1888.0 0.561 258.6 1889.0 0.539 260.6 1890.0 0.517 262.8 1891.0 0.495 265.2 1892.0 0.473 267.9 1893.0 0.452 270.7 1894.0 0.431 273.9 1895.0 0.411 277.3 1896.0 0.392 281.1 1897.0 0.374 285.3 1898.0 0.358 289.9 1899.0 0.343 294.9 1900.0 0.330 300.3 1901.0 0.319 306.1 1902.0 0.311 312.3 1903.0 0.306 318.7 1904.0 0.304 325.3 1905.0 0.305 331.9 1906.0 0.308 338.4 1907.0 0.315 344.7 1908.0 0.323 350.7 1909.0 0.334 356.4 1910.0 0.345 1.7 1911.0 0.358 6.7 1912.0 0.372 11.3 1913.0 0.385 15.6 1914.0 0.399 19.5 1915.0 0.413 23.3 1916.0 0.425 26.7 1917.0 0.438 30.0 1918.0 0.449 33.1 1919.0 0.460 36.1 1920.0 0.469 38.9 1921.0 0.478 41.7 1922.0 0.486 44.3 1923.0 0.494 46.8 1924.0 0.500 49.3 1925.0 0.506 51.7 1926.0 0.511 54.1 1927.0 0.516 56.4 1928.0 0.521 58.7 1929.0 0.524 60.9 1930.0 0.528 63.2 1931.0 0.532 65.3 1932.0 0.535 67.5 1933.0 0.538 69.6 1934.0 0.541 71.7 1935.0 0.544 73.8 1936.0 0.547 75.8 1937.0 0.550 77.9 1938.0 0.553 79.9 1939.0 0.556 81.9 1940.0 0.559 83.9 1941.0 0.563 85.8 1942.0 0.566 87.7 1943.0 0.570 89.6 1944.0 0.574 91.5 1945.0 0.578 93.3 1946.0 0.582 95.2 1947.0 0.587 96.9 1948.0 0.591 98.7 1949.0 0.596 100.4 1950.0 0.601 102.2 1951.0 0.607 103.8 1952.0 0.612 105.5 1953.0 0.618 107.1 1954.0 0.624 108.7 1955.0 0.630 110.2 1956.0 0.636 111.8 1957.0 0.643 113.3 1958.0 0.649 114.7 1959.0 0.656 116.2 1960.0 0.663 117.6 1961.0 0.671 119.0 1962.0 0.678 120.3 1963.0 0.686 121.6 1964.0 0.693 122.9 1965.0 0.701 124.2 1966.0 0.709 125.4 1967.0 0.717 126.6 1968.0 0.726 127.8 1969.0 0.734 128.9 1970.0 0.743 130.0 1971.0 0.751 131.1 1972.0 0.760 132.2 1973.0 0.769 133.3 1974.0 0.778 134.3 1975.0 0.787 135.3 1976.0 0.796 136.3 1977.0 0.805 137.2 1978.0 0.814 138.2 1979.0 0.824 139.1 1980.0 0.833 140.0 1981.0 0.842 140.8 1982.0 0.852 141.7 1983.0 0.861 142.5 1984.0 0.871 143.3 1985.0 0.881 144.1 1986.0 0.890 144.9 1987.0 0.900 145.7 1988.0 0.910 146.4 1989.0 0.919 147.2 1990.0 0.929 147.9 1991.0 0.939 148.6 1992.0 0.949 149.3 1993.0 0.959 149.9 1994.0 0.969 150.6 1995.0 0.978 151.2 1996.0 0.988 151.9 1997.0 0.998 152.5 1998.0 1.008 153.1 1999.0 1.018 153.7 2000.0 1.028 154.3 2001.0 1.038 154.9 2002.0 1.048 155.4 2003.0 1.058 156.0 2004.0 1.067 156.5 2005.0 1.077 157.0 2006.0 1.087 157.6 2007.0 1.097 158.1 2008.0 1.107 158.6 2009.0 1.117 159.1 2010.0 1.126 159.6 2011.0 1.136 160.0 2012.0 1.146 160.5 2013.0 1.156 161.0 2014.0 1.165 161.4 2015.0 1.175 161.9 2016.0 1.185 162.3 2017.0 1.194 162.7 2018.0 1.204 163.2 2019.0 1.213 163.6 2020.0 1.223 164.0 2021.0 1.233 164.4 2022.0 1.242 164.8 2023.0 1.252 165.2 2024.0 1.261 165.6 2025.0 1.270 166.0 2026.0 1.280 166.3 2027.0 1.289 166.7 2028.0 1.299 167.1 2029.0 1.308 167.4 2030.0 1.317 167.8 2031.0 1.326 168.2 2032.0 1.335 168.5 2033.0 1.345 168.8 2034.0 1.354 169.2 2035.0 1.363 169.5 2036.0 1.372 169.8 2037.0 1.381 170.2 2038.0 1.390 170.5 2039.0 1.399 170.8 2040.0 1.408 171.1 2041.0 1.416 171.4 2042.0 1.425 171.7 2043.0 1.434 172.0 2044.0 1.443 172.3 2045.0 1.451 172.6 2046.0 1.460 172.9 2047.0 1.469 173.2 2048.0 1.477 173.5 2049.0 1.486 173.7 2050.0 1.494 174.0 2051.0 1.503 174.3 2052.0 1.511 174.6 2053.0 1.520 174.8 2054.0 1.528 175.1 2055.0 1.536 175.3 2056.0 1.544 175.6 2057.0 1.553 175.9 2058.0 1.561 176.1 2059.0 1.569 176.4 2060.0 1.577 176.6 2061.0 1.585 176.8 2062.0 1.593 177.1 2063.0 1.601 177.3 2064.0 1.609 177.6 2065.0 1.617 177.8 2066.0 1.624 178.0 2067.0 1.632 178.3 2068.0 1.640 178.5 2069.0 1.647 178.7 2070.0 1.655 178.9 2071.0 1.663 179.2 2072.0 1.670 179.4 2073.0 1.678 179.6 2074.0 1.685 179.8 2075.0 1.693 180.0 2076.0 1.700 180.3 2077.0 1.707 180.5 2078.0 1.714 180.7 2079.0 1.722 180.9 2080.0 1.729 181.1 2081.0 1.736 181.3 2082.0 1.743 181.5 2083.0 1.750 181.7 2084.0 1.757 181.9 2085.0 1.764 182.1 2086.0 1.771 182.3 2087.0 1.778 182.5 2088.0 1.784 182.7 2089.0 1.791 182.9 2090.0 1.798 183.1 2091.0 1.805 183.2 2092.0 1.811 183.4 2093.0 1.818 183.6 2094.0 1.824 183.8 2095.0 1.831 184.0 2096.0 1.837 184.2 2097.0 1.843 184.3 2098.0 1.850 184.5 2099.0 1.856 184.7 2100.0 1.862 184.9 2101.0 1.868 185.1 2102.0 1.875 185.2 2103.0 1.881 185.4 2104.0 1.887 185.6 2105.0 1.893 185.7 2106.0 1.899 185.9 2107.0 1.905 186.1 2108.0 1.910 186.3 2109.0 1.916 186.4 2110.0 1.922 186.6 2111.0 1.928 186.8 2112.0 1.933 186.9 2113.0 1.939 187.1 2114.0 1.944 187.2 2115.0 1.950 187.4 2116.0 1.955 187.6 2117.0 1.961 187.7 2118.0 1.966 187.9 2119.0 1.971 188.0 2120.0 1.977 188.2 2121.0 1.982 188.4 2122.0 1.987 188.5 2123.0 1.992 188.7 2124.0 1.997 188.8 2125.0 2.002 189.0 2126.0 2.007 189.1 2127.0 2.012 189.3 2128.0 2.017 189.4 2129.0 2.022 189.6 2130.0 2.027 189.7 2131.0 2.031 189.9 2132.0 2.036 190.0 2133.0 2.041 190.2 2134.0 2.045 190.3 2135.0 2.050 190.5 2136.0 2.054 190.6 2137.0 2.059 190.8 2138.0 2.063 190.9 2139.0 2.067 191.0 2140.0 2.072 191.2 2141.0 2.076 191.3 2142.0 2.080 191.5 2143.0 2.084 191.6 2144.0 2.088 191.8 2145.0 2.092 191.9 2146.0 2.096 192.0 2147.0 2.100 192.2 2148.0 2.104 192.3 2149.0 2.108 192.4 2150.0 2.112 192.6 2151.0 2.115 192.7 2152.0 2.119 192.9 2153.0 2.123 193.0 2154.0 2.126 193.1 2155.0 2.130 193.3 2156.0 2.133 193.4 2157.0 2.136 193.5 2158.0 2.140 193.7 2159.0 2.143 193.8 2160.0 2.146 193.9 2161.0 2.150 194.1 2162.0 2.153 194.2 2163.0 2.156 194.3 2164.0 2.159 194.5 2165.0 2.162 194.6 2166.0 2.165 194.7 2167.0 2.168 194.9 2168.0 2.171 195.0 2169.0 2.173 195.1 2170.0 2.176 195.2 2171.0 2.179 195.4 2172.0 2.181 195.5 2173.0 2.184 195.6 2174.0 2.187 195.8 2175.0 2.189 195.9 2176.0 2.191 196.0 2177.0 2.194 196.1 2178.0 2.196 196.3 2179.0 2.198 196.4 2180.0 2.201 196.5 2181.0 2.203 196.6 2182.0 2.205 196.8 2183.0 2.207 196.9 2184.0 2.209 197.0 2185.0 2.211 197.1 2186.0 2.213 197.3 2187.0 2.214 197.4 2188.0 2.216 197.5 2189.0 2.218 197.6 2190.0 2.220 197.8 2191.0 2.221 197.9 2192.0 2.223 198.0 2193.0 2.224 198.1 2194.0 2.226 198.3 2195.0 2.227 198.4 2196.0 2.228 198.5 2197.0 2.230 198.6 2198.0 2.231 198.8 2199.0 2.232 198.9 2200.0 2.233 199.0 2201.0 2.234 199.1 2202.0 2.235 199.3 2203.0 2.236 199.4 2204.0 2.237 199.5 2205.0 2.238 199.6 2206.0 2.239 199.7 2207.0 2.239 199.9 2208.0 2.240 200.0 2209.0 2.241 200.1 2210.0 2.241 200.2 2211.0 2.242 200.4 2212.0 2.242 200.5 2213.0 2.242 200.6 2214.0 2.243 200.7 2215.0 2.243 200.8 2216.0 2.243 201.0 2217.0 2.243 201.1 2218.0 2.243 201.2 2219.0 2.243 201.3 2220.0 2.243 201.4 2221.0 2.243 201.6 2222.0 2.243 201.7 2223.0 2.243 201.8 2224.0 2.243 201.9 2225.0 2.242 202.1 2226.0 2.242 202.2 2227.0 2.241 202.3 2228.0 2.241 202.4 2229.0 2.240 202.5 2230.0 2.240 202.7 2231.0 2.239 202.8 2232.0 2.238 202.9 2233.0 2.237 203.0 2234.0 2.236 203.2 2235.0 2.235 203.3 2236.0 2.234 203.4 2237.0 2.233 203.5 2238.0 2.232 203.6 2239.0 2.231 203.8 2240.0 2.230 203.9 2241.0 2.228 204.0 2242.0 2.227 204.1 2243.0 2.225 204.3 2244.0 2.224 204.4 2245.0 2.222 204.5 2246.0 2.221 204.6 2247.0 2.219 204.8 2248.0 2.217 204.9 2249.0 2.215 205.0 2250.0 2.213 205.1 2251.0 2.211 205.3 2252.0 2.209 205.4 2253.0 2.207 205.5 2254.0 2.205 205.6 2255.0 2.202 205.8 2256.0 2.200 205.9 2257.0 2.198 206.0 2258.0 2.195 206.1 2259.0 2.193 206.3 2260.0 2.190 206.4 2261.0 2.187 206.5 2262.0 2.185 206.6 2263.0 2.182 206.8 2264.0 2.179 206.9 2265.0 2.176 207.0 2266.0 2.173 207.2 2267.0 2.170 207.3 2268.0 2.167 207.4 2269.0 2.163 207.6 2270.0 2.160 207.7 2271.0 2.157 207.8 2272.0 2.153 207.9 2273.0 2.150 208.1 2274.0 2.146 208.2 2275.0 2.142 208.3 2276.0 2.138 208.5 2277.0 2.135 208.6 2278.0 2.131 208.7 2279.0 2.127 208.9 2280.0 2.123 209.0 2281.0 2.118 209.2 2282.0 2.114 209.3 2283.0 2.110 209.4 2284.0 2.105 209.6 2285.0 2.101 209.7 2286.0 2.096 209.8