| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 16:55:55 |
| WDS: | STF483 | WDS ID/Discoverer |
| P: | 495.650 | Orbital period (years) |
| a: | 2.482 | Semi-major axis (arcseconds) |
| i: | 110.8 | Inclination (degrees) |
| Ω: | 190.2 | Longitude of ascending node (degrees) |
| T: | 1909.980 | Epoch of periastron passage (year) |
| e: | 0.706 | Eccentricity |
| ω: | 321.1 | Longitude of periastron (degrees) |
| Start-Year: | 1778.0 | Year |
| End-Year: | 2272.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 040407.10+393035.0 | Epoch-2000 right ascension and declination |
| WDS-ID: | 04041+3931 | WDS designation |
| Discoverer Code: | STF483 | Discover designation and components |
| ADS number: | 2959 | Aitken Double Star catalog |
| HD number: | 25444 | HD catalog number |
| Hipparcos number: | 18986 | Hipparcos catalog number |
| V1: | 7.38 | Magnitude of the primary |
| V2: | 9.35 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2003 | Date of last observation |
| Orbit grade: | 3 | Orbit grade, ranging from 1 'definitive' to 5 'indeterminate' |
| Flags: | Flags |
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Year Sep[“] PA[°] --------------------------------------------- 2025.0 1.717 49.3 ------------------------- 1778.0 3.438 16.0 1779.0 3.429 15.9 1780.0 3.421 15.8 1781.0 3.412 15.7 1782.0 3.404 15.6 1783.0 3.395 15.5 1784.0 3.385 15.4 1785.0 3.376 15.3 1786.0 3.367 15.2 1787.0 3.357 15.1 1788.0 3.347 15.0 1789.0 3.337 14.9 1790.0 3.327 14.8 1791.0 3.316 14.7 1792.0 3.306 14.6 1793.0 3.295 14.5 1794.0 3.284 14.4 1795.0 3.272 14.3 1796.0 3.261 14.2 1797.0 3.249 14.1 1798.0 3.237 14.0 1799.0 3.225 13.9 1800.0 3.213 13.8 1801.0 3.200 13.6 1802.0 3.187 13.5 1803.0 3.174 13.4 1804.0 3.161 13.3 1805.0 3.148 13.2 1806.0 3.134 13.1 1807.0 3.120 13.0 1808.0 3.106 12.8 1809.0 3.092 12.7 1810.0 3.077 12.6 1811.0 3.062 12.5 1812.0 3.047 12.4 1813.0 3.032 12.3 1814.0 3.016 12.1 1815.0 3.000 12.0 1816.0 2.984 11.9 1817.0 2.968 11.8 1818.0 2.951 11.6 1819.0 2.934 11.5 1820.0 2.917 11.4 1821.0 2.900 11.2 1822.0 2.882 11.1 1823.0 2.864 11.0 1824.0 2.846 10.8 1825.0 2.827 10.7 1826.0 2.808 10.5 1827.0 2.789 10.4 1828.0 2.770 10.2 1829.0 2.750 10.1 1830.0 2.730 10.0 1831.0 2.709 9.8 1832.0 2.689 9.6 1833.0 2.668 9.5 1834.0 2.646 9.3 1835.0 2.625 9.2 1836.0 2.603 9.0 1837.0 2.580 8.8 1838.0 2.558 8.7 1839.0 2.535 8.5 1840.0 2.511 8.3 1841.0 2.488 8.1 1842.0 2.464 8.0 1843.0 2.439 7.8 1844.0 2.414 7.6 1845.0 2.389 7.4 1846.0 2.363 7.2 1847.0 2.337 7.0 1848.0 2.311 6.8 1849.0 2.284 6.6 1850.0 2.257 6.3 1851.0 2.229 6.1 1852.0 2.201 5.9 1853.0 2.172 5.6 1854.0 2.143 5.4 1855.0 2.114 5.2 1856.0 2.084 4.9 1857.0 2.054 4.6 1858.0 2.023 4.4 1859.0 1.991 4.1 1860.0 1.959 3.8 1861.0 1.927 3.5 1862.0 1.894 3.2 1863.0 1.860 2.9 1864.0 1.826 2.5 1865.0 1.792 2.2 1866.0 1.757 1.8 1867.0 1.721 1.5 1868.0 1.685 1.1 1869.0 1.648 0.7 1870.0 1.610 0.3 1871.0 1.572 359.8 1872.0 1.533 359.3 1873.0 1.494 358.8 1874.0 1.454 358.3 1875.0 1.413 357.8 1876.0 1.372 357.2 1877.0 1.330 356.6 1878.0 1.287 355.9 1879.0 1.243 355.2 1880.0 1.199 354.5 1881.0 1.154 353.7 1882.0 1.109 352.8 1883.0 1.062 351.8 1884.0 1.015 350.8 1885.0 0.968 349.6 1886.0 0.920 348.4 1887.0 0.871 347.0 1888.0 0.822 345.4 1889.0 0.772 343.6 1890.0 0.722 341.6 1891.0 0.672 339.3 1892.0 0.622 336.6 1893.0 0.573 333.4 1894.0 0.524 329.7 1895.0 0.477 325.2 1896.0 0.433 319.7 1897.0 0.392 313.1 1898.0 0.356 305.0 1899.0 0.328 295.3 1900.0 0.310 284.2 1901.0 0.303 272.2 1902.0 0.309 260.1 1903.0 0.326 248.9 1904.0 0.353 239.1 1905.0 0.387 230.8 1906.0 0.426 224.0 1907.0 0.467 218.3 1908.0 0.509 213.6 1909.0 0.551 209.6 1910.0 0.592 206.1 1911.0 0.630 203.1 1912.0 0.667 200.4 1913.0 0.701 198.0 1914.0 0.731 195.8 1915.0 0.759 193.8 1916.0 0.783 191.9 1917.0 0.804 190.1 1918.0 0.822 188.4 1919.0 0.837 186.8 1920.0 0.850 185.2 1921.0 0.860 183.7 1922.0 0.867 182.2 1923.0 0.873 180.7 1924.0 0.877 179.2 1925.0 0.878 177.8 1926.0 0.879 176.3 1927.0 0.878 174.8 1928.0 0.876 173.4 1929.0 0.872 171.9 1930.0 0.868 170.4 1931.0 0.863 168.9 1932.0 0.858 167.4 1933.0 0.852 165.9 1934.0 0.845 164.3 1935.0 0.838 162.7 1936.0 0.831 161.1 1937.0 0.824 159.4 1938.0 0.817 157.8 1939.0 0.809 156.1 1940.0 0.802 154.3 1941.0 0.795 152.6 1942.0 0.788 150.8 1943.0 0.781 149.0 1944.0 0.775 147.1 1945.0 0.769 145.2 1946.0 0.763 143.3 1947.0 0.758 141.3 1948.0 0.754 139.4 1949.0 0.750 137.4 1950.0 0.746 135.4 1951.0 0.743 133.3 1952.0 0.741 131.3 1953.0 0.739 129.2 1954.0 0.738 127.2 1955.0 0.738 125.1 1956.0 0.738 123.0 1957.0 0.739 121.0 1958.0 0.741 118.9 1959.0 0.743 116.9 1960.0 0.747 114.8 1961.0 0.751 112.8 1962.0 0.755 110.9 1963.0 0.761 108.9 1964.0 0.767 107.0 1965.0 0.773 105.1 1966.0 0.781 103.2 1967.0 0.789 101.4 1968.0 0.797 99.6 1969.0 0.806 97.8 1970.0 0.816 96.1 1971.0 0.826 94.5 1972.0 0.837 92.8 1973.0 0.848 91.2 1974.0 0.860 89.7 1975.0 0.872 88.2 1976.0 0.885 86.7 1977.0 0.898 85.3 1978.0 0.912 84.0 1979.0 0.925 82.6 1980.0 0.939 81.3 1981.0 0.954 80.1 1982.0 0.969 78.9 1983.0 0.984 77.7 1984.0 0.999 76.5 1985.0 1.015 75.4 1986.0 1.030 74.3 1987.0 1.046 73.3 1988.0 1.063 72.3 1989.0 1.079 71.3 1990.0 1.096 70.4 1991.0 1.112 69.4 1992.0 1.129 68.5 1993.0 1.146 67.7 1994.0 1.163 66.8 1995.0 1.181 66.0 1996.0 1.198 65.2 1997.0 1.215 64.4 1998.0 1.233 63.7 1999.0 1.251 62.9 2000.0 1.268 62.2 2001.0 1.286 61.5 2002.0 1.304 60.9 2003.0 1.322 60.2 2004.0 1.340 59.6 2005.0 1.358 59.0 2006.0 1.376 58.4 2007.0 1.394 57.8 2008.0 1.412 57.2 2009.0 1.430 56.7 2010.0 1.448 56.1 2011.0 1.466 55.6 2012.0 1.484 55.1 2013.0 1.502 54.6 2014.0 1.520 54.1 2015.0 1.538 53.6 2016.0 1.556 53.1 2017.0 1.574 52.7 2018.0 1.592 52.2 2019.0 1.610 51.8 2020.0 1.628 51.3 2021.0 1.646 50.9 2022.0 1.664 50.5 2023.0 1.682 50.1 2024.0 1.700 49.7 2025.0 1.717 49.3 2026.0 1.735 48.9 2027.0 1.753 48.6 2028.0 1.771 48.2 2029.0 1.788 47.9 2030.0 1.806 47.5 2031.0 1.823 47.2 2032.0 1.841 46.8 2033.0 1.858 46.5 2034.0 1.876 46.2 2035.0 1.893 45.9 2036.0 1.910 45.6 2037.0 1.928 45.2 2038.0 1.945 44.9 2039.0 1.962 44.7 2040.0 1.979 44.4 2041.0 1.996 44.1 2042.0 2.013 43.8 2043.0 2.030 43.5 2044.0 2.047 43.3 2045.0 2.063 43.0 2046.0 2.080 42.7 2047.0 2.097 42.5 2048.0 2.113 42.2 2049.0 2.130 42.0 2050.0 2.146 41.7 2051.0 2.163 41.5 2052.0 2.179 41.2 2053.0 2.195 41.0 2054.0 2.211 40.8 2055.0 2.227 40.5 2056.0 2.243 40.3 2057.0 2.259 40.1 2058.0 2.275 39.9 2059.0 2.291 39.7 2060.0 2.306 39.4 2061.0 2.322 39.2 2062.0 2.338 39.0 2063.0 2.353 38.8 2064.0 2.368 38.6 2065.0 2.384 38.4 2066.0 2.399 38.2 2067.0 2.414 38.0 2068.0 2.429 37.8 2069.0 2.444 37.6 2070.0 2.459 37.5 2071.0 2.474 37.3 2072.0 2.489 37.1 2073.0 2.503 36.9 2074.0 2.518 36.7 2075.0 2.533 36.6 2076.0 2.547 36.4 2077.0 2.561 36.2 2078.0 2.576 36.0 2079.0 2.590 35.9 2080.0 2.604 35.7 2081.0 2.618 35.5 2082.0 2.632 35.4 2083.0 2.646 35.2 2084.0 2.660 35.1 2085.0 2.673 34.9 2086.0 2.687 34.7 2087.0 2.700 34.6 2088.0 2.714 34.4 2089.0 2.727 34.3 2090.0 2.740 34.1 2091.0 2.754 34.0 2092.0 2.767 33.8 2093.0 2.780 33.7 2094.0 2.793 33.5 2095.0 2.805 33.4 2096.0 2.818 33.3 2097.0 2.831 33.1 2098.0 2.843 33.0 2099.0 2.856 32.8 2100.0 2.868 32.7 2101.0 2.881 32.6 2102.0 2.893 32.4 2103.0 2.905 32.3 2104.0 2.917 32.2 2105.0 2.929 32.0 2106.0 2.941 31.9 2107.0 2.952 31.8 2108.0 2.964 31.6 2109.0 2.976 31.5 2110.0 2.987 31.4 2111.0 2.999 31.3 2112.0 3.010 31.1 2113.0 3.021 31.0 2114.0 3.032 30.9 2115.0 3.043 30.8 2116.0 3.054 30.6 2117.0 3.065 30.5 2118.0 3.076 30.4 2119.0 3.087 30.3 2120.0 3.097 30.2 2121.0 3.108 30.1 2122.0 3.118 29.9 2123.0 3.129 29.8 2124.0 3.139 29.7 2125.0 3.149 29.6 2126.0 3.159 29.5 2127.0 3.169 29.4 2128.0 3.179 29.3 2129.0 3.188 29.1 2130.0 3.198 29.0 2131.0 3.208 28.9 2132.0 3.217 28.8 2133.0 3.226 28.7 2134.0 3.236 28.6 2135.0 3.245 28.5 2136.0 3.254 28.4 2137.0 3.263 28.3 2138.0 3.272 28.2 2139.0 3.281 28.1 2140.0 3.289 28.0 2141.0 3.298 27.9 2142.0 3.307 27.8 2143.0 3.315 27.7 2144.0 3.323 27.6 2145.0 3.331 27.4 2146.0 3.340 27.3 2147.0 3.348 27.2 2148.0 3.356 27.1 2149.0 3.363 27.0 2150.0 3.371 26.9 2151.0 3.379 26.8 2152.0 3.386 26.8 2153.0 3.394 26.7 2154.0 3.401 26.6 2155.0 3.408 26.5 2156.0 3.415 26.4 2157.0 3.422 26.3 2158.0 3.429 26.2 2159.0 3.436 26.1 2160.0 3.443 26.0 2161.0 3.449 25.9 2162.0 3.456 25.8 2163.0 3.462 25.7 2164.0 3.469 25.6 2165.0 3.475 25.5 2166.0 3.481 25.4 2167.0 3.487 25.3 2168.0 3.493 25.2 2169.0 3.499 25.1 2170.0 3.504 25.0 2171.0 3.510 25.0 2172.0 3.515 24.9 2173.0 3.521 24.8 2174.0 3.526 24.7 2175.0 3.531 24.6 2176.0 3.536 24.5 2177.0 3.541 24.4 2178.0 3.546 24.3 2179.0 3.551 24.2 2180.0 3.555 24.1 2181.0 3.560 24.1 2182.0 3.564 24.0 2183.0 3.569 23.9 2184.0 3.573 23.8 2185.0 3.577 23.7 2186.0 3.581 23.6 2187.0 3.585 23.5 2188.0 3.588 23.4 2189.0 3.592 23.4 2190.0 3.596 23.3 2191.0 3.599 23.2 2192.0 3.602 23.1 2193.0 3.605 23.0 2194.0 3.608 22.9 2195.0 3.611 22.8 2196.0 3.614 22.7 2197.0 3.617 22.7 2198.0 3.620 22.6 2199.0 3.622 22.5 2200.0 3.624 22.4 2201.0 3.627 22.3 2202.0 3.629 22.2 2203.0 3.631 22.1 2204.0 3.633 22.1 2205.0 3.635 22.0 2206.0 3.636 21.9 2207.0 3.638 21.8 2208.0 3.639 21.7 2209.0 3.641 21.6 2210.0 3.642 21.5 2211.0 3.643 21.5 2212.0 3.644 21.4 2213.0 3.645 21.3 2214.0 3.645 21.2 2215.0 3.646 21.1 2216.0 3.646 21.0 2217.0 3.647 21.0 2218.0 3.647 20.9 2219.0 3.647 20.8 2220.0 3.647 20.7 2221.0 3.647 20.6 2222.0 3.646 20.5 2223.0 3.646 20.4 2224.0 3.645 20.4 2225.0 3.645 20.3 2226.0 3.644 20.2 2227.0 3.643 20.1 2228.0 3.642 20.0 2229.0 3.640 19.9 2230.0 3.639 19.9 2231.0 3.638 19.8 2232.0 3.636 19.7 2233.0 3.634 19.6 2234.0 3.632 19.5 2235.0 3.630 19.4 2236.0 3.628 19.3 2237.0 3.626 19.3 2238.0 3.623 19.2 2239.0 3.621 19.1 2240.0 3.618 19.0 2241.0 3.615 18.9 2242.0 3.612 18.8 2243.0 3.609 18.7 2244.0 3.606 18.7 2245.0 3.602 18.6 2246.0 3.599 18.5 2247.0 3.595 18.4 2248.0 3.591 18.3 2249.0 3.587 18.2 2250.0 3.583 18.1 2251.0 3.578 18.0 2252.0 3.574 18.0 2253.0 3.569 17.9 2254.0 3.564 17.8 2255.0 3.560 17.7 2256.0 3.554 17.6 2257.0 3.549 17.5 2258.0 3.544 17.4 2259.0 3.538 17.3 2260.0 3.532 17.2 2261.0 3.527 17.2 2262.0 3.520 17.1 2263.0 3.514 17.0 2264.0 3.508 16.9 2265.0 3.501 16.8 2266.0 3.495 16.7 2267.0 3.488 16.6 2268.0 3.481 16.5 2269.0 3.473 16.4 2270.0 3.466 16.3 2271.0 3.458 16.2