| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 19:19:13 |
| WDS: | STF2752AB | WDS ID/Discoverer |
| P: | 507.700 | Orbital period (years) |
| a: | 3.876 | Semi-major axis (arcseconds) |
| i: | 54.0 | Inclination (degrees) |
| Ω: | 335.5 | Longitude of ascending node (degrees) |
| T: | 2124.100 | Epoch of periastron passage (year) |
| e: | 0.45 | Eccentricity |
| ω: | 349.9 | Longitude of periastron (degrees) |
| Start-Year: | 1772.0 | Year |
| End-Year: | 2278.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 210710.38-135522.5 | Epoch-2000 right ascension and declination |
| WDS-ID: | 21072-1355 | WDS designation |
| Discoverer Code: | STF2752AB | Discover designation and components |
| ADS number: | 14638 | Aitken Double Star catalog |
| HD number: | 200968 | HD catalog number |
| Hipparcos number: | 104239 | Hipparcos catalog number |
| V1: | 7.29 | Magnitude of the primary |
| V2: | 9.99 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2000 | Date of last observation |
| Orbit grade: | 5 | 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 3.241 188.6 ------------------------- 1772.0 4.199 127.5 1773.0 4.223 127.8 1774.0 4.246 128.2 1775.0 4.270 128.5 1776.0 4.293 128.8 1777.0 4.315 129.1 1778.0 4.338 129.4 1779.0 4.361 129.7 1780.0 4.383 130.0 1781.0 4.405 130.2 1782.0 4.427 130.5 1783.0 4.449 130.8 1784.0 4.470 131.1 1785.0 4.492 131.4 1786.0 4.513 131.7 1787.0 4.534 131.9 1788.0 4.555 132.2 1789.0 4.575 132.5 1790.0 4.596 132.7 1791.0 4.616 133.0 1792.0 4.636 133.3 1793.0 4.656 133.5 1794.0 4.676 133.8 1795.0 4.695 134.0 1796.0 4.714 134.3 1797.0 4.733 134.5 1798.0 4.752 134.8 1799.0 4.771 135.0 1800.0 4.790 135.3 1801.0 4.808 135.5 1802.0 4.826 135.8 1803.0 4.844 136.0 1804.0 4.861 136.2 1805.0 4.879 136.5 1806.0 4.896 136.7 1807.0 4.913 136.9 1808.0 4.930 137.2 1809.0 4.947 137.4 1810.0 4.963 137.6 1811.0 4.980 137.8 1812.0 4.996 138.1 1813.0 5.011 138.3 1814.0 5.027 138.5 1815.0 5.043 138.7 1816.0 5.058 139.0 1817.0 5.073 139.2 1818.0 5.088 139.4 1819.0 5.102 139.6 1820.0 5.117 139.8 1821.0 5.131 140.0 1822.0 5.145 140.2 1823.0 5.159 140.5 1824.0 5.172 140.7 1825.0 5.185 140.9 1826.0 5.199 141.1 1827.0 5.211 141.3 1828.0 5.224 141.5 1829.0 5.237 141.7 1830.0 5.249 141.9 1831.0 5.261 142.1 1832.0 5.273 142.3 1833.0 5.285 142.5 1834.0 5.296 142.7 1835.0 5.307 142.9 1836.0 5.318 143.1 1837.0 5.329 143.3 1838.0 5.340 143.5 1839.0 5.350 143.7 1840.0 5.360 143.9 1841.0 5.370 144.1 1842.0 5.380 144.3 1843.0 5.389 144.5 1844.0 5.398 144.7 1845.0 5.407 144.8 1846.0 5.416 145.0 1847.0 5.425 145.2 1848.0 5.433 145.4 1849.0 5.441 145.6 1850.0 5.449 145.8 1851.0 5.457 146.0 1852.0 5.465 146.2 1853.0 5.472 146.4 1854.0 5.479 146.5 1855.0 5.486 146.7 1856.0 5.493 146.9 1857.0 5.499 147.1 1858.0 5.505 147.3 1859.0 5.511 147.5 1860.0 5.517 147.7 1861.0 5.523 147.8 1862.0 5.528 148.0 1863.0 5.533 148.2 1864.0 5.538 148.4 1865.0 5.543 148.6 1866.0 5.547 148.8 1867.0 5.551 148.9 1868.0 5.555 149.1 1869.0 5.559 149.3 1870.0 5.562 149.5 1871.0 5.566 149.7 1872.0 5.569 149.8 1873.0 5.572 150.0 1874.0 5.574 150.2 1875.0 5.577 150.4 1876.0 5.579 150.6 1877.0 5.581 150.7 1878.0 5.583 150.9 1879.0 5.584 151.1 1880.0 5.586 151.3 1881.0 5.587 151.5 1882.0 5.587 151.6 1883.0 5.588 151.8 1884.0 5.588 152.0 1885.0 5.589 152.2 1886.0 5.588 152.4 1887.0 5.588 152.5 1888.0 5.588 152.7 1889.0 5.587 152.9 1890.0 5.586 153.1 1891.0 5.585 153.2 1892.0 5.583 153.4 1893.0 5.582 153.6 1894.0 5.580 153.8 1895.0 5.577 154.0 1896.0 5.575 154.1 1897.0 5.572 154.3 1898.0 5.570 154.5 1899.0 5.567 154.7 1900.0 5.563 154.9 1901.0 5.560 155.0 1902.0 5.556 155.2 1903.0 5.552 155.4 1904.0 5.548 155.6 1905.0 5.543 155.8 1906.0 5.539 156.0 1907.0 5.534 156.1 1908.0 5.528 156.3 1909.0 5.523 156.5 1910.0 5.517 156.7 1911.0 5.511 156.9 1912.0 5.505 157.1 1913.0 5.499 157.2 1914.0 5.492 157.4 1915.0 5.486 157.6 1916.0 5.479 157.8 1917.0 5.471 158.0 1918.0 5.464 158.2 1919.0 5.456 158.4 1920.0 5.448 158.5 1921.0 5.440 158.7 1922.0 5.431 158.9 1923.0 5.422 159.1 1924.0 5.413 159.3 1925.0 5.404 159.5 1926.0 5.395 159.7 1927.0 5.385 159.9 1928.0 5.375 160.1 1929.0 5.365 160.3 1930.0 5.354 160.5 1931.0 5.344 160.7 1932.0 5.333 160.9 1933.0 5.322 161.0 1934.0 5.310 161.2 1935.0 5.299 161.4 1936.0 5.287 161.6 1937.0 5.275 161.8 1938.0 5.262 162.0 1939.0 5.250 162.2 1940.0 5.237 162.5 1941.0 5.224 162.7 1942.0 5.210 162.9 1943.0 5.197 163.1 1944.0 5.183 163.3 1945.0 5.169 163.5 1946.0 5.154 163.7 1947.0 5.140 163.9 1948.0 5.125 164.1 1949.0 5.110 164.3 1950.0 5.095 164.5 1951.0 5.079 164.8 1952.0 5.063 165.0 1953.0 5.047 165.2 1954.0 5.031 165.4 1955.0 5.014 165.6 1956.0 4.997 165.9 1957.0 4.980 166.1 1958.0 4.963 166.3 1959.0 4.945 166.5 1960.0 4.927 166.8 1961.0 4.909 167.0 1962.0 4.891 167.2 1963.0 4.872 167.5 1964.0 4.854 167.7 1965.0 4.834 167.9 1966.0 4.815 168.2 1967.0 4.795 168.4 1968.0 4.776 168.7 1969.0 4.756 168.9 1970.0 4.735 169.2 1971.0 4.715 169.4 1972.0 4.694 169.7 1973.0 4.673 169.9 1974.0 4.651 170.2 1975.0 4.630 170.4 1976.0 4.608 170.7 1977.0 4.586 171.0 1978.0 4.563 171.2 1979.0 4.541 171.5 1980.0 4.518 171.8 1981.0 4.495 172.1 1982.0 4.471 172.3 1983.0 4.448 172.6 1984.0 4.424 172.9 1985.0 4.400 173.2 1986.0 4.375 173.5 1987.0 4.351 173.8 1988.0 4.326 174.1 1989.0 4.301 174.4 1990.0 4.275 174.7 1991.0 4.250 175.0 1992.0 4.224 175.3 1993.0 4.198 175.6 1994.0 4.171 175.9 1995.0 4.145 176.2 1996.0 4.118 176.6 1997.0 4.091 176.9 1998.0 4.063 177.2 1999.0 4.036 177.6 2000.0 4.008 177.9 2001.0 3.980 178.3 2002.0 3.952 178.6 2003.0 3.923 179.0 2004.0 3.894 179.4 2005.0 3.865 179.7 2006.0 3.836 180.1 2007.0 3.807 180.5 2008.0 3.777 180.9 2009.0 3.747 181.3 2010.0 3.717 181.7 2011.0 3.687 182.1 2012.0 3.656 182.5 2013.0 3.625 182.9 2014.0 3.594 183.4 2015.0 3.563 183.8 2016.0 3.532 184.2 2017.0 3.500 184.7 2018.0 3.469 185.1 2019.0 3.437 185.6 2020.0 3.404 186.1 2021.0 3.372 186.6 2022.0 3.340 187.1 2023.0 3.307 187.6 2024.0 3.274 188.1 2025.0 3.241 188.6 2026.0 3.208 189.2 2027.0 3.175 189.7 2028.0 3.141 190.3 2029.0 3.108 190.8 2030.0 3.074 191.4 2031.0 3.040 192.0 2032.0 3.006 192.6 2033.0 2.972 193.3 2034.0 2.938 193.9 2035.0 2.904 194.6 2036.0 2.870 195.2 2037.0 2.835 195.9 2038.0 2.801 196.6 2039.0 2.767 197.4 2040.0 2.732 198.1 2041.0 2.698 198.8 2042.0 2.664 199.6 2043.0 2.629 200.4 2044.0 2.595 201.2 2045.0 2.561 202.1 2046.0 2.527 203.0 2047.0 2.493 203.8 2048.0 2.459 204.8 2049.0 2.425 205.7 2050.0 2.391 206.7 2051.0 2.358 207.6 2052.0 2.325 208.7 2053.0 2.292 209.7 2054.0 2.259 210.8 2055.0 2.227 211.9 2056.0 2.195 213.1 2057.0 2.163 214.2 2058.0 2.132 215.4 2059.0 2.102 216.7 2060.0 2.072 218.0 2061.0 2.042 219.3 2062.0 2.013 220.7 2063.0 1.984 222.1 2064.0 1.957 223.5 2065.0 1.930 225.0 2066.0 1.903 226.5 2067.0 1.878 228.1 2068.0 1.854 229.7 2069.0 1.830 231.3 2070.0 1.807 233.0 2071.0 1.786 234.7 2072.0 1.765 236.5 2073.0 1.746 238.3 2074.0 1.728 240.2 2075.0 1.711 242.1 2076.0 1.695 244.0 2077.0 1.681 246.0 2078.0 1.668 248.0 2079.0 1.656 250.0 2080.0 1.646 252.0 2081.0 1.637 254.1 2082.0 1.630 256.2 2083.0 1.624 258.3 2084.0 1.620 260.4 2085.0 1.618 262.6 2086.0 1.616 264.7 2087.0 1.617 266.9 2088.0 1.618 269.0 2089.0 1.621 271.1 2090.0 1.626 273.3 2091.0 1.632 275.4 2092.0 1.639 277.4 2093.0 1.648 279.5 2094.0 1.657 281.6 2095.0 1.668 283.6 2096.0 1.680 285.6 2097.0 1.693 287.6 2098.0 1.706 289.5 2099.0 1.721 291.4 2100.0 1.736 293.3 2101.0 1.752 295.1 2102.0 1.768 296.9 2103.0 1.785 298.7 2104.0 1.803 300.4 2105.0 1.820 302.1 2106.0 1.838 303.8 2107.0 1.856 305.4 2108.0 1.874 307.0 2109.0 1.892 308.6 2110.0 1.910 310.2 2111.0 1.928 311.7 2112.0 1.945 313.2 2113.0 1.962 314.6 2114.0 1.979 316.1 2115.0 1.995 317.5 2116.0 2.010 318.9 2117.0 2.025 320.3 2118.0 2.040 321.6 2119.0 2.053 323.0 2120.0 2.066 324.3 2121.0 2.078 325.6 2122.0 2.090 326.9 2123.0 2.100 328.1 2124.0 2.109 329.4 2125.0 2.118 330.6 2126.0 2.125 331.9 2127.0 2.132 333.1 2128.0 2.138 334.4 2129.0 2.142 335.6 2130.0 2.146 336.8 2131.0 2.149 338.0 2132.0 2.151 339.2 2133.0 2.151 340.4 2134.0 2.151 341.6 2135.0 2.150 342.8 2136.0 2.148 344.0 2137.0 2.146 345.3 2138.0 2.142 346.5 2139.0 2.138 347.7 2140.0 2.132 348.9 2141.0 2.127 350.2 2142.0 2.120 351.4 2143.0 2.113 352.6 2144.0 2.105 353.9 2145.0 2.097 355.2 2146.0 2.088 356.4 2147.0 2.079 357.7 2148.0 2.070 359.0 2149.0 2.060 0.3 2150.0 2.049 1.7 2151.0 2.039 3.0 2152.0 2.029 4.4 2153.0 2.018 5.7 2154.0 2.007 7.1 2155.0 1.997 8.5 2156.0 1.986 9.9 2157.0 1.975 11.3 2158.0 1.965 12.8 2159.0 1.955 14.2 2160.0 1.945 15.7 2161.0 1.935 17.2 2162.0 1.926 18.7 2163.0 1.917 20.2 2164.0 1.909 21.7 2165.0 1.901 23.3 2166.0 1.893 24.8 2167.0 1.887 26.4 2168.0 1.881 28.0 2169.0 1.875 29.6 2170.0 1.870 31.2 2171.0 1.866 32.8 2172.0 1.863 34.4 2173.0 1.860 36.0 2174.0 1.858 37.6 2175.0 1.857 39.2 2176.0 1.857 40.8 2177.0 1.858 42.5 2178.0 1.860 44.1 2179.0 1.862 45.7 2180.0 1.866 47.3 2181.0 1.870 48.9 2182.0 1.875 50.5 2183.0 1.881 52.1 2184.0 1.888 53.7 2185.0 1.896 55.2 2186.0 1.905 56.8 2187.0 1.914 58.3 2188.0 1.925 59.8 2189.0 1.936 61.3 2190.0 1.948 62.8 2191.0 1.961 64.3 2192.0 1.975 65.7 2193.0 1.989 67.1 2194.0 2.004 68.5 2195.0 2.020 69.9 2196.0 2.037 71.3 2197.0 2.054 72.6 2198.0 2.072 73.9 2199.0 2.091 75.2 2200.0 2.110 76.5 2201.0 2.130 77.7 2202.0 2.151 78.9 2203.0 2.172 80.1 2204.0 2.193 81.3 2205.0 2.215 82.5 2206.0 2.238 83.6 2207.0 2.261 84.7 2208.0 2.284 85.8 2209.0 2.308 86.8 2210.0 2.332 87.9 2211.0 2.356 88.9 2212.0 2.381 89.9 2213.0 2.406 90.9 2214.0 2.432 91.8 2215.0 2.458 92.8 2216.0 2.484 93.7 2217.0 2.510 94.6 2218.0 2.536 95.5 2219.0 2.563 96.3 2220.0 2.590 97.2 2221.0 2.617 98.0 2222.0 2.645 98.8 2223.0 2.672 99.6 2224.0 2.700 100.4 2225.0 2.727 101.1 2226.0 2.755 101.9 2227.0 2.783 102.6 2228.0 2.811 103.3 2229.0 2.839 104.0 2230.0 2.867 104.7 2231.0 2.896 105.4 2232.0 2.924 106.0 2233.0 2.952 106.7 2234.0 2.980 107.3 2235.0 3.009 107.9 2236.0 3.037 108.6 2237.0 3.066 109.2 2238.0 3.094 109.7 2239.0 3.122 110.3 2240.0 3.151 110.9 2241.0 3.179 111.4 2242.0 3.207 112.0 2243.0 3.235 112.5 2244.0 3.263 113.1 2245.0 3.292 113.6 2246.0 3.320 114.1 2247.0 3.348 114.6 2248.0 3.375 115.1 2249.0 3.403 115.6 2250.0 3.431 116.1 2251.0 3.459 116.5 2252.0 3.486 117.0 2253.0 3.514 117.5 2254.0 3.541 117.9 2255.0 3.568 118.3 2256.0 3.596 118.8 2257.0 3.623 119.2 2258.0 3.650 119.6 2259.0 3.676 120.0 2260.0 3.703 120.5 2261.0 3.730 120.9 2262.0 3.756 121.3 2263.0 3.782 121.7 2264.0 3.808 122.0 2265.0 3.834 122.4 2266.0 3.860 122.8 2267.0 3.886 123.2 2268.0 3.912 123.5 2269.0 3.937 123.9 2270.0 3.962 124.3 2271.0 3.988 124.6 2272.0 4.013 125.0 2273.0 4.037 125.3 2274.0 4.062 125.7 2275.0 4.087 126.0 2276.0 4.111 126.3 2277.0 4.135 126.7