| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 19:29:03 |
| WDS: | STF2822AB | WDS ID/Discoverer |
| P: | 692.059 | Orbital period (years) |
| a: | 4.65541 | Semi-major axis (arcseconds) |
| i: | 75.219 | Inclination (degrees) |
| Ω: | 110.96 | Longitude of ascending node (degrees) |
| T: | 1958.245 | Epoch of periastron passage (year) |
| e: | 0.61798 | Eccentricity |
| ω: | 143.214 | Longitude of periastron (degrees) |
| Start-Year: | 1679.0 | Year |
| End-Year: | 2371.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 214408.57+284433.4 | Epoch-2000 right ascension and declination |
| WDS-ID: | 21441+2845 | WDS designation |
| Discoverer Code: | STF2822AB | Discover designation and components |
| ADS number: | 15270 | Aitken Double Star catalog |
| HD number: | 206826 | HD catalog number |
| Hipparcos number: | 107310 | Hipparcos catalog number |
| V1: | 4.75 | Magnitude of the primary |
| V2: | 6.18 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2015 | Date of last observation |
| Orbit grade: | 3 | 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 1.435 327.6 ------------------------- 1679.0 6.630 103.8 1680.0 6.633 103.9 1681.0 6.636 103.9 1682.0 6.638 104.0 1683.0 6.641 104.0 1684.0 6.644 104.1 1685.0 6.646 104.1 1686.0 6.648 104.2 1687.0 6.650 104.2 1688.0 6.652 104.3 1689.0 6.654 104.3 1690.0 6.656 104.4 1691.0 6.657 104.4 1692.0 6.658 104.5 1693.0 6.660 104.5 1694.0 6.661 104.6 1695.0 6.662 104.6 1696.0 6.662 104.7 1697.0 6.663 104.7 1698.0 6.664 104.8 1699.0 6.664 104.8 1700.0 6.664 104.9 1701.0 6.664 104.9 1702.0 6.664 105.0 1703.0 6.664 105.0 1704.0 6.664 105.1 1705.0 6.663 105.1 1706.0 6.663 105.2 1707.0 6.662 105.2 1708.0 6.661 105.3 1709.0 6.660 105.3 1710.0 6.659 105.4 1711.0 6.657 105.5 1712.0 6.656 105.5 1713.0 6.654 105.6 1714.0 6.652 105.6 1715.0 6.650 105.7 1716.0 6.648 105.7 1717.0 6.646 105.8 1718.0 6.643 105.8 1719.0 6.641 105.9 1720.0 6.638 105.9 1721.0 6.635 106.0 1722.0 6.632 106.0 1723.0 6.629 106.1 1724.0 6.625 106.1 1725.0 6.622 106.2 1726.0 6.618 106.2 1727.0 6.614 106.3 1728.0 6.610 106.3 1729.0 6.606 106.4 1730.0 6.602 106.4 1731.0 6.597 106.5 1732.0 6.592 106.5 1733.0 6.588 106.6 1734.0 6.583 106.6 1735.0 6.577 106.7 1736.0 6.572 106.7 1737.0 6.567 106.8 1738.0 6.561 106.8 1739.0 6.555 106.9 1740.0 6.549 106.9 1741.0 6.543 107.0 1742.0 6.537 107.1 1743.0 6.530 107.1 1744.0 6.523 107.2 1745.0 6.517 107.2 1746.0 6.510 107.3 1747.0 6.502 107.3 1748.0 6.495 107.4 1749.0 6.487 107.4 1750.0 6.480 107.5 1751.0 6.472 107.5 1752.0 6.464 107.6 1753.0 6.455 107.6 1754.0 6.447 107.7 1755.0 6.438 107.8 1756.0 6.430 107.8 1757.0 6.421 107.9 1758.0 6.411 107.9 1759.0 6.402 108.0 1760.0 6.392 108.0 1761.0 6.383 108.1 1762.0 6.373 108.1 1763.0 6.363 108.2 1764.0 6.352 108.3 1765.0 6.342 108.3 1766.0 6.331 108.4 1767.0 6.320 108.4 1768.0 6.309 108.5 1769.0 6.298 108.5 1770.0 6.287 108.6 1771.0 6.275 108.6 1772.0 6.263 108.7 1773.0 6.251 108.8 1774.0 6.239 108.8 1775.0 6.226 108.9 1776.0 6.214 108.9 1777.0 6.201 109.0 1778.0 6.188 109.1 1779.0 6.174 109.1 1780.0 6.161 109.2 1781.0 6.147 109.2 1782.0 6.133 109.3 1783.0 6.119 109.4 1784.0 6.105 109.4 1785.0 6.090 109.5 1786.0 6.076 109.5 1787.0 6.061 109.6 1788.0 6.046 109.7 1789.0 6.030 109.7 1790.0 6.015 109.8 1791.0 5.999 109.8 1792.0 5.983 109.9 1793.0 5.966 110.0 1794.0 5.950 110.0 1795.0 5.933 110.1 1796.0 5.916 110.2 1797.0 5.899 110.2 1798.0 5.882 110.3 1799.0 5.864 110.4 1800.0 5.846 110.4 1801.0 5.828 110.5 1802.0 5.810 110.6 1803.0 5.791 110.6 1804.0 5.772 110.7 1805.0 5.753 110.8 1806.0 5.734 110.8 1807.0 5.714 110.9 1808.0 5.695 111.0 1809.0 5.674 111.0 1810.0 5.654 111.1 1811.0 5.634 111.2 1812.0 5.613 111.3 1813.0 5.592 111.3 1814.0 5.570 111.4 1815.0 5.549 111.5 1816.0 5.527 111.5 1817.0 5.505 111.6 1818.0 5.483 111.7 1819.0 5.460 111.8 1820.0 5.437 111.8 1821.0 5.414 111.9 1822.0 5.390 112.0 1823.0 5.367 112.1 1824.0 5.343 112.2 1825.0 5.318 112.2 1826.0 5.294 112.3 1827.0 5.269 112.4 1828.0 5.244 112.5 1829.0 5.219 112.6 1830.0 5.193 112.6 1831.0 5.167 112.7 1832.0 5.141 112.8 1833.0 5.114 112.9 1834.0 5.087 113.0 1835.0 5.060 113.1 1836.0 5.032 113.2 1837.0 5.005 113.3 1838.0 4.977 113.3 1839.0 4.948 113.4 1840.0 4.919 113.5 1841.0 4.890 113.6 1842.0 4.861 113.7 1843.0 4.831 113.8 1844.0 4.801 113.9 1845.0 4.771 114.0 1846.0 4.740 114.1 1847.0 4.709 114.2 1848.0 4.678 114.3 1849.0 4.646 114.4 1850.0 4.614 114.5 1851.0 4.582 114.6 1852.0 4.549 114.7 1853.0 4.516 114.8 1854.0 4.483 115.0 1855.0 4.449 115.1 1856.0 4.415 115.2 1857.0 4.381 115.3 1858.0 4.346 115.4 1859.0 4.310 115.5 1860.0 4.275 115.7 1861.0 4.239 115.8 1862.0 4.203 115.9 1863.0 4.166 116.1 1864.0 4.129 116.2 1865.0 4.091 116.3 1866.0 4.053 116.5 1867.0 4.015 116.6 1868.0 3.976 116.7 1869.0 3.937 116.9 1870.0 3.898 117.0 1871.0 3.858 117.2 1872.0 3.817 117.3 1873.0 3.777 117.5 1874.0 3.736 117.6 1875.0 3.694 117.8 1876.0 3.652 118.0 1877.0 3.609 118.1 1878.0 3.567 118.3 1879.0 3.523 118.5 1880.0 3.479 118.7 1881.0 3.435 118.9 1882.0 3.390 119.1 1883.0 3.345 119.3 1884.0 3.300 119.5 1885.0 3.254 119.7 1886.0 3.207 119.9 1887.0 3.160 120.1 1888.0 3.113 120.4 1889.0 3.065 120.6 1890.0 3.016 120.8 1891.0 2.967 121.1 1892.0 2.918 121.4 1893.0 2.868 121.6 1894.0 2.818 121.9 1895.0 2.767 122.2 1896.0 2.715 122.5 1897.0 2.663 122.8 1898.0 2.611 123.1 1899.0 2.558 123.5 1900.0 2.505 123.8 1901.0 2.451 124.2 1902.0 2.397 124.6 1903.0 2.342 125.0 1904.0 2.287 125.4 1905.0 2.231 125.8 1906.0 2.175 126.3 1907.0 2.118 126.8 1908.0 2.061 127.3 1909.0 2.003 127.9 1910.0 1.945 128.4 1911.0 1.887 129.1 1912.0 1.828 129.7 1913.0 1.768 130.4 1914.0 1.709 131.2 1915.0 1.649 132.0 1916.0 1.589 132.8 1917.0 1.528 133.8 1918.0 1.468 134.8 1919.0 1.407 135.9 1920.0 1.346 137.1 1921.0 1.285 138.4 1922.0 1.224 139.8 1923.0 1.164 141.4 1924.0 1.104 143.2 1925.0 1.044 145.1 1926.0 0.985 147.3 1927.0 0.928 149.8 1928.0 0.871 152.6 1929.0 0.817 155.8 1930.0 0.765 159.4 1931.0 0.715 163.5 1932.0 0.670 168.3 1933.0 0.629 173.6 1934.0 0.594 179.7 1935.0 0.566 186.4 1936.0 0.546 193.7 1937.0 0.535 201.5 1938.0 0.534 209.4 1939.0 0.543 217.3 1940.0 0.560 224.7 1941.0 0.586 231.6 1942.0 0.619 237.9 1943.0 0.658 243.4 1944.0 0.702 248.3 1945.0 0.749 252.6 1946.0 0.799 256.4 1947.0 0.851 259.7 1948.0 0.905 262.7 1949.0 0.960 265.3 1950.0 1.015 267.6 1951.0 1.070 269.7 1952.0 1.126 271.6 1953.0 1.180 273.3 1954.0 1.234 274.8 1955.0 1.287 276.2 1956.0 1.339 277.5 1957.0 1.389 278.8 1958.0 1.438 279.9 1959.0 1.486 281.0 1960.0 1.531 281.9 1961.0 1.575 282.9 1962.0 1.617 283.8 1963.0 1.657 284.6 1964.0 1.695 285.4 1965.0 1.731 286.2 1966.0 1.765 286.9 1967.0 1.796 287.6 1968.0 1.826 288.3 1969.0 1.853 289.0 1970.0 1.879 289.6 1971.0 1.902 290.3 1972.0 1.923 290.9 1973.0 1.942 291.5 1974.0 1.959 292.1 1975.0 1.974 292.7 1976.0 1.988 293.3 1977.0 1.999 293.8 1978.0 2.009 294.4 1979.0 2.017 295.0 1980.0 2.023 295.5 1981.0 2.027 296.1 1982.0 2.031 296.6 1983.0 2.032 297.2 1984.0 2.033 297.7 1985.0 2.031 298.2 1986.0 2.029 298.8 1987.0 2.025 299.3 1988.0 2.021 299.9 1989.0 2.015 300.5 1990.0 2.008 301.0 1991.0 2.000 301.6 1992.0 1.991 302.1 1993.0 1.981 302.7 1994.0 1.970 303.3 1995.0 1.959 303.9 1996.0 1.947 304.5 1997.0 1.934 305.1 1998.0 1.920 305.7 1999.0 1.906 306.3 2000.0 1.891 306.9 2001.0 1.876 307.6 2002.0 1.860 308.2 2003.0 1.844 308.9 2004.0 1.827 309.5 2005.0 1.810 310.2 2006.0 1.792 310.9 2007.0 1.775 311.6 2008.0 1.756 312.4 2009.0 1.738 313.1 2010.0 1.720 313.9 2011.0 1.701 314.6 2012.0 1.682 315.4 2013.0 1.663 316.2 2014.0 1.644 317.1 2015.0 1.625 317.9 2016.0 1.605 318.8 2017.0 1.586 319.7 2018.0 1.567 320.6 2019.0 1.548 321.5 2020.0 1.529 322.5 2021.0 1.510 323.4 2022.0 1.491 324.4 2023.0 1.472 325.5 2024.0 1.453 326.5 2025.0 1.435 327.6 2026.0 1.417 328.7 2027.0 1.400 329.9 2028.0 1.382 331.0 2029.0 1.365 332.2 2030.0 1.348 333.5 2031.0 1.332 334.7 2032.0 1.316 336.0 2033.0 1.301 337.3 2034.0 1.286 338.7 2035.0 1.272 340.1 2036.0 1.258 341.5 2037.0 1.245 342.9 2038.0 1.233 344.4 2039.0 1.221 345.9 2040.0 1.210 347.4 2041.0 1.200 349.0 2042.0 1.190 350.6 2043.0 1.181 352.2 2044.0 1.173 353.8 2045.0 1.166 355.5 2046.0 1.160 357.1 2047.0 1.154 358.8 2048.0 1.150 0.5 2049.0 1.146 2.2 2050.0 1.143 4.0 2051.0 1.141 5.7 2052.0 1.140 7.4 2053.0 1.140 9.2 2054.0 1.141 10.9 2055.0 1.143 12.7 2056.0 1.146 14.4 2057.0 1.150 16.1 2058.0 1.154 17.8 2059.0 1.160 19.5 2060.0 1.166 21.2 2061.0 1.174 22.8 2062.0 1.182 24.5 2063.0 1.191 26.1 2064.0 1.201 27.6 2065.0 1.211 29.2 2066.0 1.223 30.7 2067.0 1.235 32.2 2068.0 1.248 33.7 2069.0 1.262 35.1 2070.0 1.276 36.5 2071.0 1.291 37.9 2072.0 1.307 39.2 2073.0 1.323 40.6 2074.0 1.340 41.8 2075.0 1.357 43.1 2076.0 1.375 44.3 2077.0 1.393 45.5 2078.0 1.412 46.6 2079.0 1.431 47.7 2080.0 1.451 48.8 2081.0 1.471 49.9 2082.0 1.492 50.9 2083.0 1.513 51.9 2084.0 1.534 52.9 2085.0 1.556 53.8 2086.0 1.578 54.8 2087.0 1.600 55.7 2088.0 1.623 56.5 2089.0 1.645 57.4 2090.0 1.669 58.2 2091.0 1.692 59.0 2092.0 1.715 59.8 2093.0 1.739 60.5 2094.0 1.763 61.3 2095.0 1.787 62.0 2096.0 1.812 62.7 2097.0 1.836 63.4 2098.0 1.861 64.0 2099.0 1.886 64.7 2100.0 1.911 65.3 2101.0 1.936 65.9 2102.0 1.961 66.5 2103.0 1.986 67.1 2104.0 2.012 67.7 2105.0 2.037 68.2 2106.0 2.063 68.7 2107.0 2.089 69.3 2108.0 2.115 69.8 2109.0 2.140 70.3 2110.0 2.166 70.8 2111.0 2.192 71.2 2112.0 2.218 71.7 2113.0 2.244 72.2 2114.0 2.270 72.6 2115.0 2.297 73.0 2116.0 2.323 73.5 2117.0 2.349 73.9 2118.0 2.375 74.3 2119.0 2.401 74.7 2120.0 2.428 75.1 2121.0 2.454 75.4 2122.0 2.480 75.8 2123.0 2.506 76.2 2124.0 2.533 76.5 2125.0 2.559 76.9 2126.0 2.585 77.2 2127.0 2.612 77.6 2128.0 2.638 77.9 2129.0 2.664 78.2 2130.0 2.690 78.5 2131.0 2.717 78.8 2132.0 2.743 79.1 2133.0 2.769 79.4 2134.0 2.795 79.7 2135.0 2.821 80.0 2136.0 2.847 80.3 2137.0 2.873 80.6 2138.0 2.899 80.8 2139.0 2.925 81.1 2140.0 2.951 81.4 2141.0 2.977 81.6 2142.0 3.003 81.9 2143.0 3.029 82.1 2144.0 3.054 82.4 2145.0 3.080 82.6 2146.0 3.106 82.9 2147.0 3.132 83.1 2148.0 3.157 83.3 2149.0 3.183 83.5 2150.0 3.208 83.8 2151.0 3.234 84.0 2152.0 3.259 84.2 2153.0 3.284 84.4 2154.0 3.309 84.6 2155.0 3.335 84.8 2156.0 3.360 85.0 2157.0 3.385 85.2 2158.0 3.410 85.4 2159.0 3.435 85.6 2160.0 3.460 85.8 2161.0 3.485 86.0 2162.0 3.509 86.2 2163.0 3.534 86.4 2164.0 3.559 86.5 2165.0 3.583 86.7 2166.0 3.608 86.9 2167.0 3.632 87.1 2168.0 3.656 87.2 2169.0 3.681 87.4 2170.0 3.705 87.6 2171.0 3.729 87.7 2172.0 3.753 87.9 2173.0 3.777 88.0 2174.0 3.801 88.2 2175.0 3.825 88.4 2176.0 3.849 88.5 2177.0 3.872 88.7 2178.0 3.896 88.8 2179.0 3.919 89.0 2180.0 3.943 89.1 2181.0 3.966 89.3 2182.0 3.990 89.4 2183.0 4.013 89.5 2184.0 4.036 89.7 2185.0 4.059 89.8 2186.0 4.082 90.0 2187.0 4.105 90.1 2188.0 4.128 90.2 2189.0 4.150 90.4 2190.0 4.173 90.5 2191.0 4.196 90.6 2192.0 4.218 90.7 2193.0 4.241 90.9 2194.0 4.263 91.0 2195.0 4.285 91.1 2196.0 4.307 91.2 2197.0 4.329 91.4 2198.0 4.351 91.5 2199.0 4.373 91.6 2200.0 4.395 91.7 2201.0 4.417 91.8 2202.0 4.438 91.9 2203.0 4.460 92.1 2204.0 4.481 92.2 2205.0 4.503 92.3 2206.0 4.524 92.4 2207.0 4.545 92.5 2208.0 4.566 92.6 2209.0 4.587 92.7 2210.0 4.608 92.8 2211.0 4.629 92.9 2212.0 4.650 93.0 2213.0 4.671 93.1 2214.0 4.691 93.3 2215.0 4.712 93.4 2216.0 4.732 93.5 2217.0 4.752 93.6 2218.0 4.772 93.7 2219.0 4.793 93.8 2220.0 4.813 93.9 2221.0 4.832 93.9 2222.0 4.852 94.0 2223.0 4.872 94.1 2224.0 4.892 94.2 2225.0 4.911 94.3 2226.0 4.931 94.4 2227.0 4.950 94.5 2228.0 4.969 94.6 2229.0 4.988 94.7 2230.0 5.008 94.8 2231.0 5.027 94.9 2232.0 5.045 95.0 2233.0 5.064 95.1 2234.0 5.083 95.1 2235.0 5.101 95.2 2236.0 5.120 95.3 2237.0 5.138 95.4 2238.0 5.157 95.5 2239.0 5.175 95.6 2240.0 5.193 95.7 2241.0 5.211 95.7 2242.0 5.229 95.8 2243.0 5.247 95.9 2244.0 5.264 96.0 2245.0 5.282 96.1 2246.0 5.300 96.2 2247.0 5.317 96.2 2248.0 5.334 96.3 2249.0 5.351 96.4 2250.0 5.369 96.5 2251.0 5.386 96.5 2252.0 5.403 96.6 2253.0 5.419 96.7 2254.0 5.436 96.8 2255.0 5.453 96.9 2256.0 5.469 96.9 2257.0 5.486 97.0 2258.0 5.502 97.1 2259.0 5.518 97.2 2260.0 5.534 97.2 2261.0 5.550 97.3 2262.0 5.566 97.4 2263.0 5.582 97.5 2264.0 5.598 97.5 2265.0 5.613 97.6 2266.0 5.629 97.7 2267.0 5.644 97.7 2268.0 5.659 97.8 2269.0 5.675 97.9 2270.0 5.690 97.9 2271.0 5.705 98.0 2272.0 5.719 98.1 2273.0 5.734 98.2 2274.0 5.749 98.2 2275.0 5.763 98.3 2276.0 5.778 98.4 2277.0 5.792 98.4 2278.0 5.806 98.5 2279.0 5.820 98.6 2280.0 5.834 98.6 2281.0 5.848 98.7 2282.0 5.862 98.8 2283.0 5.876 98.8 2284.0 5.889 98.9 2285.0 5.903 99.0 2286.0 5.916 99.0 2287.0 5.930 99.1 2288.0 5.943 99.2 2289.0 5.956 99.2 2290.0 5.969 99.3 2291.0 5.982 99.3 2292.0 5.994 99.4 2293.0 6.007 99.5 2294.0 6.019 99.5 2295.0 6.032 99.6 2296.0 6.044 99.7 2297.0 6.056 99.7 2298.0 6.068 99.8 2299.0 6.080 99.8 2300.0 6.092 99.9 2301.0 6.104 100.0 2302.0 6.115 100.0 2303.0 6.127 100.1 2304.0 6.138 100.1 2305.0 6.149 100.2 2306.0 6.161 100.3 2307.0 6.172 100.3 2308.0 6.183 100.4 2309.0 6.193 100.4 2310.0 6.204 100.5 2311.0 6.215 100.6 2312.0 6.225 100.6 2313.0 6.236 100.7 2314.0 6.246 100.7 2315.0 6.256 100.8 2316.0 6.266 100.8 2317.0 6.276 100.9 2318.0 6.286 101.0 2319.0 6.295 101.0 2320.0 6.305 101.1 2321.0 6.314 101.1 2322.0 6.324 101.2 2323.0 6.333 101.2 2324.0 6.342 101.3 2325.0 6.351 101.4 2326.0 6.360 101.4 2327.0 6.368 101.5 2328.0 6.377 101.5 2329.0 6.385 101.6 2330.0 6.394 101.6 2331.0 6.402 101.7 2332.0 6.410 101.7 2333.0 6.418 101.8 2334.0 6.426 101.9 2335.0 6.434 101.9 2336.0 6.441 102.0 2337.0 6.449 102.0 2338.0 6.456 102.1 2339.0 6.464 102.1 2340.0 6.471 102.2 2341.0 6.478 102.2 2342.0 6.485 102.3 2343.0 6.491 102.3 2344.0 6.498 102.4 2345.0 6.505 102.5 2346.0 6.511 102.5 2347.0 6.517 102.6 2348.0 6.523 102.6 2349.0 6.529 102.7 2350.0 6.535 102.7 2351.0 6.541 102.8 2352.0 6.547 102.8 2353.0 6.552 102.9 2354.0 6.558 102.9 2355.0 6.563 103.0 2356.0 6.568 103.0 2357.0 6.573 103.1 2358.0 6.578 103.1 2359.0 6.583 103.2 2360.0 6.587 103.2 2361.0 6.592 103.3 2362.0 6.596 103.3 2363.0 6.600 103.4 2364.0 6.605 103.5 2365.0 6.609 103.5 2366.0 6.612 103.6 2367.0 6.616 103.6 2368.0 6.620 103.7 2369.0 6.623 103.7 2370.0 6.626 103.8