| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 18:51:06 |
| WDS: | STF2205 | WDS ID/Discoverer |
| P: | 600.443 | Orbital period (years) |
| a: | 2.58966 | Semi-major axis (arcseconds) |
| i: | 54.896 | Inclination (degrees) |
| Ω: | 19.079 | Longitude of ascending node (degrees) |
| T: | 2030.011 | Epoch of periastron passage (year) |
| e: | 0.81961 | Eccentricity |
| ω: | 78.875 | Longitude of periastron (degrees) |
| Start-Year: | 1725.0 | Year |
| End-Year: | 2325.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 174541.03+174300.7 | Epoch-2000 right ascension and declination |
| WDS-ID: | 17457+1743 | WDS designation |
| Discoverer Code: | STF2205 | Discover designation and components |
| ADS number: | 10769 | Aitken Double Star catalog |
| HD number: | 161585 | HD catalog number |
| Hipparcos number: | . | Hipparcos catalog number |
| V1: | 9.37 | Magnitude of the primary |
| V2: | 9.59 | 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 0.495 38.4 ------------------------- 1725.0 2.818 269.4 1726.0 2.817 269.6 1727.0 2.815 269.7 1728.0 2.813 269.9 1729.0 2.811 270.1 1730.0 2.810 270.2 1731.0 2.808 270.4 1732.0 2.806 270.6 1733.0 2.804 270.7 1734.0 2.802 270.9 1735.0 2.800 271.1 1736.0 2.798 271.2 1737.0 2.796 271.4 1738.0 2.794 271.6 1739.0 2.792 271.8 1740.0 2.790 271.9 1741.0 2.788 272.1 1742.0 2.786 272.3 1743.0 2.784 272.4 1744.0 2.782 272.6 1745.0 2.779 272.8 1746.0 2.777 273.0 1747.0 2.775 273.1 1748.0 2.773 273.3 1749.0 2.770 273.5 1750.0 2.768 273.6 1751.0 2.766 273.8 1752.0 2.763 274.0 1753.0 2.761 274.2 1754.0 2.758 274.3 1755.0 2.756 274.5 1756.0 2.753 274.7 1757.0 2.751 274.9 1758.0 2.748 275.0 1759.0 2.746 275.2 1760.0 2.743 275.4 1761.0 2.741 275.6 1762.0 2.738 275.7 1763.0 2.735 275.9 1764.0 2.733 276.1 1765.0 2.730 276.3 1766.0 2.727 276.4 1767.0 2.724 276.6 1768.0 2.722 276.8 1769.0 2.719 277.0 1770.0 2.716 277.2 1771.0 2.713 277.3 1772.0 2.710 277.5 1773.0 2.707 277.7 1774.0 2.705 277.9 1775.0 2.702 278.1 1776.0 2.699 278.2 1777.0 2.696 278.4 1778.0 2.693 278.6 1779.0 2.689 278.8 1780.0 2.686 279.0 1781.0 2.683 279.2 1782.0 2.680 279.3 1783.0 2.677 279.5 1784.0 2.674 279.7 1785.0 2.671 279.9 1786.0 2.667 280.1 1787.0 2.664 280.3 1788.0 2.661 280.5 1789.0 2.658 280.6 1790.0 2.654 280.8 1791.0 2.651 281.0 1792.0 2.648 281.2 1793.0 2.644 281.4 1794.0 2.641 281.6 1795.0 2.637 281.8 1796.0 2.634 282.0 1797.0 2.630 282.2 1798.0 2.627 282.4 1799.0 2.623 282.5 1800.0 2.620 282.7 1801.0 2.616 282.9 1802.0 2.613 283.1 1803.0 2.609 283.3 1804.0 2.605 283.5 1805.0 2.602 283.7 1806.0 2.598 283.9 1807.0 2.594 284.1 1808.0 2.591 284.3 1809.0 2.587 284.5 1810.0 2.583 284.7 1811.0 2.579 284.9 1812.0 2.575 285.1 1813.0 2.572 285.3 1814.0 2.568 285.5 1815.0 2.564 285.7 1816.0 2.560 285.9 1817.0 2.556 286.1 1818.0 2.552 286.3 1819.0 2.548 286.5 1820.0 2.544 286.7 1821.0 2.540 286.9 1822.0 2.536 287.1 1823.0 2.532 287.3 1824.0 2.528 287.5 1825.0 2.523 287.7 1826.0 2.519 288.0 1827.0 2.515 288.2 1828.0 2.511 288.4 1829.0 2.507 288.6 1830.0 2.502 288.8 1831.0 2.498 289.0 1832.0 2.494 289.2 1833.0 2.489 289.4 1834.0 2.485 289.6 1835.0 2.481 289.9 1836.0 2.476 290.1 1837.0 2.472 290.3 1838.0 2.467 290.5 1839.0 2.463 290.7 1840.0 2.459 290.9 1841.0 2.454 291.2 1842.0 2.449 291.4 1843.0 2.445 291.6 1844.0 2.440 291.8 1845.0 2.436 292.1 1846.0 2.431 292.3 1847.0 2.426 292.5 1848.0 2.422 292.7 1849.0 2.417 293.0 1850.0 2.412 293.2 1851.0 2.407 293.4 1852.0 2.403 293.6 1853.0 2.398 293.9 1854.0 2.393 294.1 1855.0 2.388 294.3 1856.0 2.383 294.6 1857.0 2.378 294.8 1858.0 2.373 295.0 1859.0 2.369 295.3 1860.0 2.364 295.5 1861.0 2.359 295.7 1862.0 2.353 296.0 1863.0 2.348 296.2 1864.0 2.343 296.5 1865.0 2.338 296.7 1866.0 2.333 296.9 1867.0 2.328 297.2 1868.0 2.323 297.4 1869.0 2.318 297.7 1870.0 2.312 297.9 1871.0 2.307 298.2 1872.0 2.302 298.4 1873.0 2.296 298.7 1874.0 2.291 298.9 1875.0 2.286 299.2 1876.0 2.280 299.4 1877.0 2.275 299.7 1878.0 2.269 299.9 1879.0 2.264 300.2 1880.0 2.258 300.5 1881.0 2.253 300.7 1882.0 2.247 301.0 1883.0 2.242 301.2 1884.0 2.236 301.5 1885.0 2.231 301.8 1886.0 2.225 302.0 1887.0 2.219 302.3 1888.0 2.213 302.6 1889.0 2.208 302.9 1890.0 2.202 303.1 1891.0 2.196 303.4 1892.0 2.190 303.7 1893.0 2.184 304.0 1894.0 2.178 304.2 1895.0 2.173 304.5 1896.0 2.167 304.8 1897.0 2.161 305.1 1898.0 2.155 305.4 1899.0 2.148 305.6 1900.0 2.142 305.9 1901.0 2.136 306.2 1902.0 2.130 306.5 1903.0 2.124 306.8 1904.0 2.118 307.1 1905.0 2.111 307.4 1906.0 2.105 307.7 1907.0 2.099 308.0 1908.0 2.093 308.3 1909.0 2.086 308.6 1910.0 2.080 308.9 1911.0 2.073 309.2 1912.0 2.067 309.5 1913.0 2.060 309.8 1914.0 2.054 310.1 1915.0 2.047 310.5 1916.0 2.040 310.8 1917.0 2.034 311.1 1918.0 2.027 311.4 1919.0 2.020 311.7 1920.0 2.014 312.1 1921.0 2.007 312.4 1922.0 2.000 312.7 1923.0 1.993 313.1 1924.0 1.986 313.4 1925.0 1.979 313.7 1926.0 1.972 314.1 1927.0 1.965 314.4 1928.0 1.958 314.8 1929.0 1.951 315.1 1930.0 1.943 315.5 1931.0 1.936 315.8 1932.0 1.929 316.2 1933.0 1.922 316.5 1934.0 1.914 316.9 1935.0 1.907 317.2 1936.0 1.899 317.6 1937.0 1.892 318.0 1938.0 1.884 318.3 1939.0 1.876 318.7 1940.0 1.869 319.1 1941.0 1.861 319.5 1942.0 1.853 319.9 1943.0 1.845 320.3 1944.0 1.837 320.6 1945.0 1.829 321.0 1946.0 1.821 321.4 1947.0 1.813 321.8 1948.0 1.805 322.2 1949.0 1.797 322.6 1950.0 1.789 323.1 1951.0 1.780 323.5 1952.0 1.772 323.9 1953.0 1.763 324.3 1954.0 1.755 324.7 1955.0 1.746 325.2 1956.0 1.737 325.6 1957.0 1.729 326.1 1958.0 1.720 326.5 1959.0 1.711 327.0 1960.0 1.702 327.4 1961.0 1.693 327.9 1962.0 1.683 328.3 1963.0 1.674 328.8 1964.0 1.665 329.3 1965.0 1.655 329.8 1966.0 1.645 330.2 1967.0 1.636 330.7 1968.0 1.626 331.2 1969.0 1.616 331.7 1970.0 1.606 332.3 1971.0 1.596 332.8 1972.0 1.586 333.3 1973.0 1.575 333.8 1974.0 1.565 334.4 1975.0 1.554 334.9 1976.0 1.543 335.5 1977.0 1.532 336.0 1978.0 1.521 336.6 1979.0 1.510 337.2 1980.0 1.498 337.7 1981.0 1.487 338.3 1982.0 1.475 338.9 1983.0 1.463 339.6 1984.0 1.451 340.2 1985.0 1.439 340.8 1986.0 1.426 341.5 1987.0 1.413 342.1 1988.0 1.400 342.8 1989.0 1.387 343.5 1990.0 1.373 344.2 1991.0 1.360 344.9 1992.0 1.346 345.6 1993.0 1.331 346.3 1994.0 1.317 347.1 1995.0 1.302 347.9 1996.0 1.286 348.7 1997.0 1.271 349.5 1998.0 1.255 350.3 1999.0 1.238 351.2 2000.0 1.221 352.0 2001.0 1.204 352.9 2002.0 1.186 353.9 2003.0 1.168 354.8 2004.0 1.149 355.8 2005.0 1.129 356.8 2006.0 1.109 357.9 2007.0 1.088 359.0 2008.0 1.067 0.1 2009.0 1.044 1.3 2010.0 1.021 2.5 2011.0 0.997 3.9 2012.0 0.971 5.2 2013.0 0.945 6.7 2014.0 0.917 8.2 2015.0 0.888 9.8 2016.0 0.858 11.6 2017.0 0.826 13.4 2018.0 0.792 15.4 2019.0 0.756 17.7 2020.0 0.718 20.1 2021.0 0.678 22.8 2022.0 0.636 25.9 2023.0 0.591 29.4 2024.0 0.544 33.5 2025.0 0.495 38.4 2026.0 0.444 44.5 2027.0 0.394 52.0 2028.0 0.346 61.8 2029.0 0.306 74.3 2030.0 0.279 90.0 2031.0 0.271 107.8 2032.0 0.284 125.2 2033.0 0.316 140.1 2034.0 0.359 151.9 2035.0 0.410 160.9 2036.0 0.464 167.8 2037.0 0.518 173.4 2038.0 0.572 177.8 2039.0 0.625 181.5 2040.0 0.677 184.6 2041.0 0.726 187.3 2042.0 0.774 189.7 2043.0 0.820 191.8 2044.0 0.864 193.7 2045.0 0.907 195.3 2046.0 0.948 196.9 2047.0 0.987 198.3 2048.0 1.025 199.6 2049.0 1.062 200.8 2050.0 1.098 202.0 2051.0 1.132 203.0 2052.0 1.166 204.0 2053.0 1.198 205.0 2054.0 1.229 205.9 2055.0 1.260 206.7 2056.0 1.289 207.6 2057.0 1.318 208.3 2058.0 1.346 209.1 2059.0 1.373 209.8 2060.0 1.400 210.5 2061.0 1.426 211.1 2062.0 1.451 211.8 2063.0 1.475 212.4 2064.0 1.499 213.0 2065.0 1.523 213.6 2066.0 1.546 214.1 2067.0 1.568 214.7 2068.0 1.590 215.2 2069.0 1.611 215.7 2070.0 1.632 216.2 2071.0 1.653 216.7 2072.0 1.673 217.2 2073.0 1.693 217.7 2074.0 1.712 218.1 2075.0 1.731 218.6 2076.0 1.750 219.0 2077.0 1.768 219.5 2078.0 1.786 219.9 2079.0 1.803 220.3 2080.0 1.821 220.7 2081.0 1.838 221.1 2082.0 1.854 221.5 2083.0 1.870 221.9 2084.0 1.887 222.2 2085.0 1.902 222.6 2086.0 1.918 223.0 2087.0 1.933 223.3 2088.0 1.948 223.7 2089.0 1.963 224.0 2090.0 1.977 224.4 2091.0 1.992 224.7 2092.0 2.006 225.0 2093.0 2.019 225.4 2094.0 2.033 225.7 2095.0 2.046 226.0 2096.0 2.060 226.3 2097.0 2.073 226.6 2098.0 2.085 226.9 2099.0 2.098 227.2 2100.0 2.110 227.5 2101.0 2.123 227.8 2102.0 2.135 228.1 2103.0 2.147 228.4 2104.0 2.158 228.7 2105.0 2.170 229.0 2106.0 2.181 229.3 2107.0 2.192 229.5 2108.0 2.203 229.8 2109.0 2.214 230.1 2110.0 2.225 230.3 2111.0 2.235 230.6 2112.0 2.246 230.9 2113.0 2.256 231.1 2114.0 2.266 231.4 2115.0 2.276 231.7 2116.0 2.286 231.9 2117.0 2.296 232.2 2118.0 2.305 232.4 2119.0 2.315 232.7 2120.0 2.324 232.9 2121.0 2.333 233.1 2122.0 2.342 233.4 2123.0 2.351 233.6 2124.0 2.360 233.9 2125.0 2.369 234.1 2126.0 2.377 234.3 2127.0 2.386 234.6 2128.0 2.394 234.8 2129.0 2.402 235.0 2130.0 2.411 235.3 2131.0 2.419 235.5 2132.0 2.426 235.7 2133.0 2.434 235.9 2134.0 2.442 236.2 2135.0 2.450 236.4 2136.0 2.457 236.6 2137.0 2.464 236.8 2138.0 2.472 237.0 2139.0 2.479 237.3 2140.0 2.486 237.5 2141.0 2.493 237.7 2142.0 2.500 237.9 2143.0 2.507 238.1 2144.0 2.514 238.3 2145.0 2.520 238.5 2146.0 2.527 238.7 2147.0 2.533 238.9 2148.0 2.540 239.2 2149.0 2.546 239.4 2150.0 2.552 239.6 2151.0 2.558 239.8 2152.0 2.564 240.0 2153.0 2.570 240.2 2154.0 2.576 240.4 2155.0 2.582 240.6 2156.0 2.588 240.8 2157.0 2.593 241.0 2158.0 2.599 241.2 2159.0 2.604 241.4 2160.0 2.610 241.6 2161.0 2.615 241.7 2162.0 2.620 241.9 2163.0 2.626 242.1 2164.0 2.631 242.3 2165.0 2.636 242.5 2166.0 2.641 242.7 2167.0 2.646 242.9 2168.0 2.651 243.1 2169.0 2.655 243.3 2170.0 2.660 243.5 2171.0 2.665 243.6 2172.0 2.669 243.8 2173.0 2.674 244.0 2174.0 2.678 244.2 2175.0 2.683 244.4 2176.0 2.687 244.6 2177.0 2.691 244.8 2178.0 2.695 244.9 2179.0 2.699 245.1 2180.0 2.703 245.3 2181.0 2.707 245.5 2182.0 2.711 245.7 2183.0 2.715 245.8 2184.0 2.719 246.0 2185.0 2.723 246.2 2186.0 2.727 246.4 2187.0 2.730 246.6 2188.0 2.734 246.7 2189.0 2.737 246.9 2190.0 2.741 247.1 2191.0 2.744 247.3 2192.0 2.748 247.4 2193.0 2.751 247.6 2194.0 2.754 247.8 2195.0 2.757 248.0 2196.0 2.760 248.1 2197.0 2.764 248.3 2198.0 2.767 248.5 2199.0 2.770 248.7 2200.0 2.772 248.8 2201.0 2.775 249.0 2202.0 2.778 249.2 2203.0 2.781 249.3 2204.0 2.784 249.5 2205.0 2.786 249.7 2206.0 2.789 249.9 2207.0 2.792 250.0 2208.0 2.794 250.2 2209.0 2.797 250.4 2210.0 2.799 250.5 2211.0 2.801 250.7 2212.0 2.804 250.9 2213.0 2.806 251.0 2214.0 2.808 251.2 2215.0 2.810 251.4 2216.0 2.813 251.5 2217.0 2.815 251.7 2218.0 2.817 251.9 2219.0 2.819 252.0 2220.0 2.821 252.2 2221.0 2.823 252.4 2222.0 2.824 252.5 2223.0 2.826 252.7 2224.0 2.828 252.9 2225.0 2.830 253.0 2226.0 2.831 253.2 2227.0 2.833 253.4 2228.0 2.835 253.5 2229.0 2.836 253.7 2230.0 2.838 253.9 2231.0 2.839 254.0 2232.0 2.841 254.2 2233.0 2.842 254.4 2234.0 2.844 254.5 2235.0 2.845 254.7 2236.0 2.846 254.9 2237.0 2.847 255.0 2238.0 2.849 255.2 2239.0 2.850 255.3 2240.0 2.851 255.5 2241.0 2.852 255.7 2242.0 2.853 255.8 2243.0 2.854 256.0 2244.0 2.855 256.2 2245.0 2.856 256.3 2246.0 2.857 256.5 2247.0 2.858 256.6 2248.0 2.858 256.8 2249.0 2.859 257.0 2250.0 2.860 257.1 2251.0 2.861 257.3 2252.0 2.861 257.5 2253.0 2.862 257.6 2254.0 2.862 257.8 2255.0 2.863 257.9 2256.0 2.863 258.1 2257.0 2.864 258.3 2258.0 2.864 258.4 2259.0 2.865 258.6 2260.0 2.865 258.7 2261.0 2.865 258.9 2262.0 2.866 259.1 2263.0 2.866 259.2 2264.0 2.866 259.4 2265.0 2.866 259.6 2266.0 2.867 259.7 2267.0 2.867 259.9 2268.0 2.867 260.0 2269.0 2.867 260.2 2270.0 2.867 260.4 2271.0 2.867 260.5 2272.0 2.867 260.7 2273.0 2.867 260.8 2274.0 2.867 261.0 2275.0 2.866 261.2 2276.0 2.866 261.3 2277.0 2.866 261.5 2278.0 2.866 261.6 2279.0 2.865 261.8 2280.0 2.865 262.0 2281.0 2.865 262.1 2282.0 2.864 262.3 2283.0 2.864 262.5 2284.0 2.864 262.6 2285.0 2.863 262.8 2286.0 2.863 262.9 2287.0 2.862 263.1 2288.0 2.861 263.3 2289.0 2.861 263.4 2290.0 2.860 263.6 2291.0 2.859 263.7 2292.0 2.859 263.9 2293.0 2.858 264.1 2294.0 2.857 264.2 2295.0 2.857 264.4 2296.0 2.856 264.6 2297.0 2.855 264.7 2298.0 2.854 264.9 2299.0 2.853 265.0 2300.0 2.852 265.2 2301.0 2.851 265.4 2302.0 2.850 265.5 2303.0 2.849 265.7 2304.0 2.848 265.9 2305.0 2.847 266.0 2306.0 2.846 266.2 2307.0 2.845 266.4 2308.0 2.844 266.5 2309.0 2.842 266.7 2310.0 2.841 266.8 2311.0 2.840 267.0 2312.0 2.839 267.2 2313.0 2.837 267.3 2314.0 2.836 267.5 2315.0 2.834 267.7 2316.0 2.833 267.8 2317.0 2.832 268.0 2318.0 2.830 268.2 2319.0 2.829 268.3 2320.0 2.827 268.5 2321.0 2.826 268.7 2322.0 2.824 268.8 2323.0 2.822 269.0 2324.0 2.821 269.2