| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 16:44:55 |
| WDS: | STF333AB | WDS ID/Discoverer |
| P: | 710.543 | Orbital period (years) |
| a: | 1.6688 | Semi-major axis (arcseconds) |
| i: | 83.89 | Inclination (degrees) |
| Ω: | 29.955 | Longitude of ascending node (degrees) |
| T: | 2098.303 | Epoch of periastron passage (year) |
| e: | 0.43531 | Eccentricity |
| ω: | 268.178 | Longitude of periastron (degrees) |
| Start-Year: | 1670.0 | Year |
| End-Year: | 2380.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 025912.73+212025.6 | Epoch-2000 right ascension and declination |
| WDS-ID: | 02592+2120 | WDS designation |
| Discoverer Code: | STF333AB | Discover designation and components |
| ADS number: | 2257 | Aitken Double Star catalog |
| HD number: | 18519 | HD catalog number |
| Hipparcos number: | 13914 | Hipparcos catalog number |
| V1: | 5.17 | Magnitude of the primary |
| V2: | 5.57 | 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 1.283 210.5 ------------------------- 1670.0 0.767 47.8 1671.0 0.759 48.0 1672.0 0.751 48.2 1673.0 0.743 48.5 1674.0 0.735 48.7 1675.0 0.728 49.0 1676.0 0.720 49.2 1677.0 0.712 49.5 1678.0 0.704 49.8 1679.0 0.696 50.0 1680.0 0.688 50.3 1681.0 0.680 50.6 1682.0 0.672 50.9 1683.0 0.664 51.2 1684.0 0.656 51.5 1685.0 0.648 51.8 1686.0 0.640 52.2 1687.0 0.632 52.5 1688.0 0.625 52.8 1689.0 0.617 53.2 1690.0 0.609 53.6 1691.0 0.601 53.9 1692.0 0.593 54.3 1693.0 0.585 54.7 1694.0 0.577 55.1 1695.0 0.569 55.5 1696.0 0.561 55.9 1697.0 0.554 56.4 1698.0 0.546 56.8 1699.0 0.538 57.3 1700.0 0.530 57.7 1701.0 0.523 58.2 1702.0 0.515 58.7 1703.0 0.507 59.3 1704.0 0.499 59.8 1705.0 0.492 60.3 1706.0 0.484 60.9 1707.0 0.477 61.5 1708.0 0.469 62.1 1709.0 0.462 62.7 1710.0 0.454 63.4 1711.0 0.447 64.0 1712.0 0.439 64.7 1713.0 0.432 65.4 1714.0 0.425 66.2 1715.0 0.418 66.9 1716.0 0.411 67.7 1717.0 0.404 68.5 1718.0 0.397 69.4 1719.0 0.390 70.3 1720.0 0.383 71.2 1721.0 0.376 72.1 1722.0 0.370 73.1 1723.0 0.363 74.1 1724.0 0.357 75.1 1725.0 0.350 76.2 1726.0 0.344 77.3 1727.0 0.338 78.5 1728.0 0.332 79.7 1729.0 0.327 80.9 1730.0 0.321 82.2 1731.0 0.316 83.6 1732.0 0.310 84.9 1733.0 0.305 86.4 1734.0 0.300 87.8 1735.0 0.295 89.4 1736.0 0.291 90.9 1737.0 0.287 92.6 1738.0 0.283 94.2 1739.0 0.279 95.9 1740.0 0.275 97.7 1741.0 0.272 99.5 1742.0 0.269 101.4 1743.0 0.266 103.3 1744.0 0.264 105.2 1745.0 0.261 107.1 1746.0 0.259 109.1 1747.0 0.258 111.2 1748.0 0.257 113.2 1749.0 0.256 115.3 1750.0 0.255 117.3 1751.0 0.255 119.4 1752.0 0.255 121.5 1753.0 0.255 123.6 1754.0 0.256 125.6 1755.0 0.257 127.7 1756.0 0.258 129.7 1757.0 0.260 131.7 1758.0 0.262 133.7 1759.0 0.264 135.7 1760.0 0.267 137.6 1761.0 0.270 139.5 1762.0 0.273 141.3 1763.0 0.276 143.1 1764.0 0.280 144.9 1765.0 0.284 146.6 1766.0 0.288 148.2 1767.0 0.292 149.8 1768.0 0.297 151.4 1769.0 0.302 152.9 1770.0 0.307 154.3 1771.0 0.312 155.8 1772.0 0.317 157.1 1773.0 0.323 158.4 1774.0 0.329 159.7 1775.0 0.334 160.9 1776.0 0.340 162.1 1777.0 0.346 163.3 1778.0 0.353 164.4 1779.0 0.359 165.5 1780.0 0.365 166.5 1781.0 0.372 167.5 1782.0 0.379 168.4 1783.0 0.385 169.4 1784.0 0.392 170.3 1785.0 0.399 171.1 1786.0 0.406 172.0 1787.0 0.413 172.8 1788.0 0.420 173.5 1789.0 0.427 174.3 1790.0 0.435 175.0 1791.0 0.442 175.7 1792.0 0.449 176.4 1793.0 0.457 177.1 1794.0 0.464 177.7 1795.0 0.472 178.3 1796.0 0.479 178.9 1797.0 0.487 179.5 1798.0 0.494 180.1 1799.0 0.502 180.6 1800.0 0.510 181.1 1801.0 0.517 181.7 1802.0 0.525 182.2 1803.0 0.533 182.6 1804.0 0.541 183.1 1805.0 0.548 183.6 1806.0 0.556 184.0 1807.0 0.564 184.4 1808.0 0.572 184.9 1809.0 0.580 185.3 1810.0 0.587 185.7 1811.0 0.595 186.0 1812.0 0.603 186.4 1813.0 0.611 186.8 1814.0 0.619 187.1 1815.0 0.627 187.5 1816.0 0.635 187.8 1817.0 0.643 188.2 1818.0 0.651 188.5 1819.0 0.659 188.8 1820.0 0.666 189.1 1821.0 0.674 189.4 1822.0 0.682 189.7 1823.0 0.690 190.0 1824.0 0.698 190.3 1825.0 0.706 190.6 1826.0 0.714 190.8 1827.0 0.722 191.1 1828.0 0.730 191.3 1829.0 0.738 191.6 1830.0 0.745 191.8 1831.0 0.753 192.1 1832.0 0.761 192.3 1833.0 0.769 192.5 1834.0 0.777 192.8 1835.0 0.785 193.0 1836.0 0.792 193.2 1837.0 0.800 193.4 1838.0 0.808 193.6 1839.0 0.816 193.8 1840.0 0.823 194.0 1841.0 0.831 194.2 1842.0 0.839 194.4 1843.0 0.847 194.6 1844.0 0.854 194.8 1845.0 0.862 195.0 1846.0 0.870 195.2 1847.0 0.877 195.3 1848.0 0.885 195.5 1849.0 0.892 195.7 1850.0 0.900 195.9 1851.0 0.907 196.0 1852.0 0.915 196.2 1853.0 0.922 196.3 1854.0 0.930 196.5 1855.0 0.937 196.7 1856.0 0.945 196.8 1857.0 0.952 197.0 1858.0 0.960 197.1 1859.0 0.967 197.3 1860.0 0.974 197.4 1861.0 0.982 197.5 1862.0 0.989 197.7 1863.0 0.996 197.8 1864.0 1.003 198.0 1865.0 1.010 198.1 1866.0 1.018 198.2 1867.0 1.025 198.3 1868.0 1.032 198.5 1869.0 1.039 198.6 1870.0 1.046 198.7 1871.0 1.053 198.9 1872.0 1.060 199.0 1873.0 1.067 199.1 1874.0 1.074 199.2 1875.0 1.080 199.3 1876.0 1.087 199.4 1877.0 1.094 199.6 1878.0 1.101 199.7 1879.0 1.108 199.8 1880.0 1.114 199.9 1881.0 1.121 200.0 1882.0 1.127 200.1 1883.0 1.134 200.2 1884.0 1.141 200.3 1885.0 1.147 200.4 1886.0 1.153 200.5 1887.0 1.160 200.6 1888.0 1.166 200.7 1889.0 1.173 200.8 1890.0 1.179 200.9 1891.0 1.185 201.0 1892.0 1.191 201.1 1893.0 1.197 201.2 1894.0 1.204 201.3 1895.0 1.210 201.4 1896.0 1.216 201.5 1897.0 1.222 201.6 1898.0 1.227 201.7 1899.0 1.233 201.8 1900.0 1.239 201.8 1901.0 1.245 201.9 1902.0 1.251 202.0 1903.0 1.256 202.1 1904.0 1.262 202.2 1905.0 1.267 202.3 1906.0 1.273 202.4 1907.0 1.278 202.4 1908.0 1.284 202.5 1909.0 1.289 202.6 1910.0 1.294 202.7 1911.0 1.300 202.8 1912.0 1.305 202.8 1913.0 1.310 202.9 1914.0 1.315 203.0 1915.0 1.320 203.1 1916.0 1.325 203.2 1917.0 1.330 203.2 1918.0 1.335 203.3 1919.0 1.340 203.4 1920.0 1.344 203.5 1921.0 1.349 203.5 1922.0 1.353 203.6 1923.0 1.358 203.7 1924.0 1.362 203.8 1925.0 1.367 203.8 1926.0 1.371 203.9 1927.0 1.375 204.0 1928.0 1.380 204.0 1929.0 1.384 204.1 1930.0 1.388 204.2 1931.0 1.392 204.3 1932.0 1.396 204.3 1933.0 1.399 204.4 1934.0 1.403 204.5 1935.0 1.407 204.5 1936.0 1.410 204.6 1937.0 1.414 204.7 1938.0 1.417 204.7 1939.0 1.421 204.8 1940.0 1.424 204.9 1941.0 1.427 204.9 1942.0 1.430 205.0 1943.0 1.433 205.1 1944.0 1.436 205.1 1945.0 1.439 205.2 1946.0 1.442 205.3 1947.0 1.445 205.3 1948.0 1.447 205.4 1949.0 1.450 205.5 1950.0 1.452 205.5 1951.0 1.455 205.6 1952.0 1.457 205.6 1953.0 1.459 205.7 1954.0 1.461 205.8 1955.0 1.463 205.8 1956.0 1.465 205.9 1957.0 1.467 206.0 1958.0 1.469 206.0 1959.0 1.470 206.1 1960.0 1.472 206.2 1961.0 1.473 206.2 1962.0 1.474 206.3 1963.0 1.476 206.3 1964.0 1.477 206.4 1965.0 1.478 206.5 1966.0 1.478 206.5 1967.0 1.479 206.6 1968.0 1.480 206.6 1969.0 1.480 206.7 1970.0 1.481 206.8 1971.0 1.481 206.8 1972.0 1.481 206.9 1973.0 1.481 207.0 1974.0 1.481 207.0 1975.0 1.481 207.1 1976.0 1.481 207.1 1977.0 1.481 207.2 1978.0 1.480 207.3 1979.0 1.479 207.3 1980.0 1.479 207.4 1981.0 1.478 207.5 1982.0 1.477 207.5 1983.0 1.475 207.6 1984.0 1.474 207.6 1985.0 1.473 207.7 1986.0 1.471 207.8 1987.0 1.469 207.8 1988.0 1.468 207.9 1989.0 1.466 208.0 1990.0 1.463 208.0 1991.0 1.461 208.1 1992.0 1.459 208.1 1993.0 1.456 208.2 1994.0 1.453 208.3 1995.0 1.451 208.3 1996.0 1.447 208.4 1997.0 1.444 208.5 1998.0 1.441 208.5 1999.0 1.437 208.6 2000.0 1.434 208.7 2001.0 1.430 208.7 2002.0 1.426 208.8 2003.0 1.422 208.9 2004.0 1.417 208.9 2005.0 1.413 209.0 2006.0 1.408 209.1 2007.0 1.403 209.1 2008.0 1.398 209.2 2009.0 1.393 209.3 2010.0 1.388 209.3 2011.0 1.382 209.4 2012.0 1.376 209.5 2013.0 1.370 209.5 2014.0 1.364 209.6 2015.0 1.358 209.7 2016.0 1.351 209.8 2017.0 1.345 209.8 2018.0 1.338 209.9 2019.0 1.331 210.0 2020.0 1.323 210.1 2021.0 1.316 210.1 2022.0 1.308 210.2 2023.0 1.300 210.3 2024.0 1.292 210.4 2025.0 1.283 210.5 2026.0 1.275 210.5 2027.0 1.266 210.6 2028.0 1.257 210.7 2029.0 1.248 210.8 2030.0 1.238 210.9 2031.0 1.229 211.0 2032.0 1.219 211.1 2033.0 1.208 211.2 2034.0 1.198 211.3 2035.0 1.187 211.4 2036.0 1.177 211.4 2037.0 1.165 211.5 2038.0 1.154 211.6 2039.0 1.143 211.8 2040.0 1.131 211.9 2041.0 1.119 212.0 2042.0 1.106 212.1 2043.0 1.094 212.2 2044.0 1.081 212.3 2045.0 1.068 212.4 2046.0 1.055 212.5 2047.0 1.041 212.7 2048.0 1.027 212.8 2049.0 1.013 212.9 2050.0 0.999 213.0 2051.0 0.984 213.2 2052.0 0.969 213.3 2053.0 0.954 213.5 2054.0 0.939 213.6 2055.0 0.923 213.8 2056.0 0.908 213.9 2057.0 0.892 214.1 2058.0 0.875 214.3 2059.0 0.859 214.5 2060.0 0.842 214.6 2061.0 0.825 214.8 2062.0 0.807 215.0 2063.0 0.790 215.3 2064.0 0.772 215.5 2065.0 0.754 215.7 2066.0 0.736 216.0 2067.0 0.717 216.2 2068.0 0.698 216.5 2069.0 0.679 216.8 2070.0 0.660 217.1 2071.0 0.641 217.4 2072.0 0.621 217.7 2073.0 0.601 218.1 2074.0 0.581 218.5 2075.0 0.561 218.9 2076.0 0.541 219.3 2077.0 0.520 219.8 2078.0 0.499 220.3 2079.0 0.478 220.9 2080.0 0.457 221.5 2081.0 0.436 222.2 2082.0 0.415 222.9 2083.0 0.394 223.8 2084.0 0.372 224.7 2085.0 0.351 225.7 2086.0 0.329 226.9 2087.0 0.308 228.2 2088.0 0.287 229.8 2089.0 0.265 231.5 2090.0 0.244 233.6 2091.0 0.224 236.1 2092.0 0.203 239.1 2093.0 0.183 242.7 2094.0 0.164 247.2 2095.0 0.147 252.8 2096.0 0.131 259.9 2097.0 0.117 268.8 2098.0 0.107 279.6 2099.0 0.101 292.3 2100.0 0.101 305.6 2101.0 0.106 318.4 2102.0 0.115 329.6 2103.0 0.128 338.7 2104.0 0.144 346.1 2105.0 0.162 351.9 2106.0 0.181 356.5 2107.0 0.200 0.2 2108.0 0.221 3.3 2109.0 0.241 5.8 2110.0 0.262 8.0 2111.0 0.284 9.8 2112.0 0.305 11.3 2113.0 0.326 12.7 2114.0 0.348 13.9 2115.0 0.369 14.9 2116.0 0.391 15.9 2117.0 0.412 16.7 2118.0 0.433 17.5 2119.0 0.455 18.2 2120.0 0.476 18.8 2121.0 0.497 19.4 2122.0 0.517 19.9 2123.0 0.538 20.4 2124.0 0.558 20.8 2125.0 0.579 21.2 2126.0 0.599 21.6 2127.0 0.619 22.0 2128.0 0.639 22.3 2129.0 0.658 22.7 2130.0 0.677 23.0 2131.0 0.696 23.3 2132.0 0.715 23.5 2133.0 0.734 23.8 2134.0 0.753 24.0 2135.0 0.771 24.3 2136.0 0.789 24.5 2137.0 0.807 24.7 2138.0 0.824 24.9 2139.0 0.841 25.1 2140.0 0.858 25.3 2141.0 0.875 25.5 2142.0 0.892 25.6 2143.0 0.908 25.8 2144.0 0.924 26.0 2145.0 0.940 26.1 2146.0 0.956 26.3 2147.0 0.971 26.4 2148.0 0.986 26.6 2149.0 1.001 26.7 2150.0 1.016 26.8 2151.0 1.030 27.0 2152.0 1.044 27.1 2153.0 1.058 27.2 2154.0 1.072 27.3 2155.0 1.085 27.4 2156.0 1.098 27.6 2157.0 1.111 27.7 2158.0 1.124 27.8 2159.0 1.137 27.9 2160.0 1.149 28.0 2161.0 1.161 28.1 2162.0 1.173 28.2 2163.0 1.184 28.3 2164.0 1.195 28.4 2165.0 1.207 28.5 2166.0 1.217 28.6 2167.0 1.228 28.7 2168.0 1.238 28.7 2169.0 1.249 28.8 2170.0 1.259 28.9 2171.0 1.268 29.0 2172.0 1.278 29.1 2173.0 1.287 29.2 2174.0 1.296 29.2 2175.0 1.305 29.3 2176.0 1.314 29.4 2177.0 1.322 29.5 2178.0 1.331 29.6 2179.0 1.339 29.6 2180.0 1.347 29.7 2181.0 1.354 29.8 2182.0 1.362 29.9 2183.0 1.369 29.9 2184.0 1.376 30.0 2185.0 1.383 30.1 2186.0 1.390 30.1 2187.0 1.396 30.2 2188.0 1.403 30.3 2189.0 1.409 30.4 2190.0 1.415 30.4 2191.0 1.421 30.5 2192.0 1.426 30.6 2193.0 1.432 30.6 2194.0 1.437 30.7 2195.0 1.442 30.7 2196.0 1.447 30.8 2197.0 1.452 30.9 2198.0 1.457 30.9 2199.0 1.461 31.0 2200.0 1.465 31.1 2201.0 1.469 31.1 2202.0 1.473 31.2 2203.0 1.477 31.3 2204.0 1.481 31.3 2205.0 1.484 31.4 2206.0 1.488 31.4 2207.0 1.491 31.5 2208.0 1.494 31.6 2209.0 1.497 31.6 2210.0 1.500 31.7 2211.0 1.502 31.7 2212.0 1.505 31.8 2213.0 1.507 31.9 2214.0 1.510 31.9 2215.0 1.512 32.0 2216.0 1.514 32.0 2217.0 1.515 32.1 2218.0 1.517 32.2 2219.0 1.519 32.2 2220.0 1.520 32.3 2221.0 1.521 32.3 2222.0 1.523 32.4 2223.0 1.524 32.5 2224.0 1.525 32.5 2225.0 1.525 32.6 2226.0 1.526 32.6 2227.0 1.527 32.7 2228.0 1.527 32.7 2229.0 1.527 32.8 2230.0 1.528 32.9 2231.0 1.528 32.9 2232.0 1.528 33.0 2233.0 1.528 33.0 2234.0 1.527 33.1 2235.0 1.527 33.1 2236.0 1.527 33.2 2237.0 1.526 33.3 2238.0 1.525 33.3 2239.0 1.525 33.4 2240.0 1.524 33.4 2241.0 1.523 33.5 2242.0 1.522 33.6 2243.0 1.521 33.6 2244.0 1.519 33.7 2245.0 1.518 33.7 2246.0 1.517 33.8 2247.0 1.515 33.8 2248.0 1.513 33.9 2249.0 1.512 34.0 2250.0 1.510 34.0 2251.0 1.508 34.1 2252.0 1.506 34.1 2253.0 1.504 34.2 2254.0 1.502 34.3 2255.0 1.499 34.3 2256.0 1.497 34.4 2257.0 1.494 34.4 2258.0 1.492 34.5 2259.0 1.489 34.6 2260.0 1.487 34.6 2261.0 1.484 34.7 2262.0 1.481 34.7 2263.0 1.478 34.8 2264.0 1.475 34.9 2265.0 1.472 34.9 2266.0 1.469 35.0 2267.0 1.466 35.1 2268.0 1.462 35.1 2269.0 1.459 35.2 2270.0 1.455 35.3 2271.0 1.452 35.3 2272.0 1.448 35.4 2273.0 1.445 35.4 2274.0 1.441 35.5 2275.0 1.437 35.6 2276.0 1.433 35.6 2277.0 1.429 35.7 2278.0 1.425 35.8 2279.0 1.421 35.8 2280.0 1.417 35.9 2281.0 1.413 36.0 2282.0 1.408 36.0 2283.0 1.404 36.1 2284.0 1.400 36.2 2285.0 1.395 36.2 2286.0 1.391 36.3 2287.0 1.386 36.4 2288.0 1.381 36.5 2289.0 1.377 36.5 2290.0 1.372 36.6 2291.0 1.367 36.7 2292.0 1.362 36.7 2293.0 1.357 36.8 2294.0 1.352 36.9 2295.0 1.347 37.0 2296.0 1.342 37.0 2297.0 1.337 37.1 2298.0 1.332 37.2 2299.0 1.326 37.3 2300.0 1.321 37.3 2301.0 1.316 37.4 2302.0 1.310 37.5 2303.0 1.305 37.6 2304.0 1.299 37.7 2305.0 1.294 37.7 2306.0 1.288 37.8 2307.0 1.282 37.9 2308.0 1.277 38.0 2309.0 1.271 38.1 2310.0 1.265 38.2 2311.0 1.259 38.2 2312.0 1.253 38.3 2313.0 1.247 38.4 2314.0 1.241 38.5 2315.0 1.235 38.6 2316.0 1.229 38.7 2317.0 1.223 38.8 2318.0 1.217 38.9 2319.0 1.211 38.9 2320.0 1.204 39.0 2321.0 1.198 39.1 2322.0 1.192 39.2 2323.0 1.185 39.3 2324.0 1.179 39.4 2325.0 1.172 39.5 2326.0 1.166 39.6 2327.0 1.159 39.7 2328.0 1.153 39.8 2329.0 1.146 39.9 2330.0 1.140 40.0 2331.0 1.133 40.1 2332.0 1.126 40.2 2333.0 1.119 40.3 2334.0 1.113 40.5 2335.0 1.106 40.6 2336.0 1.099 40.7 2337.0 1.092 40.8 2338.0 1.085 40.9 2339.0 1.078 41.0 2340.0 1.071 41.1 2341.0 1.064 41.3 2342.0 1.057 41.4 2343.0 1.050 41.5 2344.0 1.043 41.6 2345.0 1.036 41.7 2346.0 1.029 41.9 2347.0 1.021 42.0 2348.0 1.014 42.1 2349.0 1.007 42.3 2350.0 1.000 42.4 2351.0 0.992 42.5 2352.0 0.985 42.7 2353.0 0.978 42.8 2354.0 0.970 43.0 2355.0 0.963 43.1 2356.0 0.955 43.2 2357.0 0.948 43.4 2358.0 0.941 43.5 2359.0 0.933 43.7 2360.0 0.925 43.9 2361.0 0.918 44.0 2362.0 0.910 44.2 2363.0 0.903 44.3 2364.0 0.895 44.5 2365.0 0.888 44.7 2366.0 0.880 44.9 2367.0 0.872 45.0 2368.0 0.865 45.2 2369.0 0.857 45.4 2370.0 0.849 45.6 2371.0 0.841 45.8 2372.0 0.834 46.0 2373.0 0.826 46.2 2374.0 0.818 46.4 2375.0 0.810 46.6 2376.0 0.803 46.8 2377.0 0.795 47.0 2378.0 0.787 47.2 2379.0 0.779 47.4