| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 19:05:59 |
| WDS: | STF2525AB | WDS ID/Discoverer |
| P: | 509.909 | Orbital period (years) |
| a: | 1.42361 | Semi-major axis (arcseconds) |
| i: | 121.628 | Inclination (degrees) |
| Ω: | 98.638 | Longitude of ascending node (degrees) |
| T: | 1880.026 | Epoch of periastron passage (year) |
| e: | 0.88624 | Eccentricity |
| ω: | 352.324 | Longitude of periastron (degrees) |
| Start-Year: | 1771.0 | Year |
| End-Year: | 2279.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 192633.71+271921.9 | Epoch-2000 right ascension and declination |
| WDS-ID: | 19266+2719 | WDS designation |
| Discoverer Code: | STF2525AB | Discover designation and components |
| ADS number: | 12447 | Aitken Double Star catalog |
| HD number: | 183032 | HD catalog number |
| Hipparcos number: | 95589 | Hipparcos catalog number |
| V1: | 8.19 | Magnitude of the primary |
| V2: | 8.39 | 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: | Flags |
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Year Sep[“] PA[°] --------------------------------------------- 2025.0 2.257 288.7 ------------------------- 1771.0 2.051 274.3 1772.0 2.042 274.2 1773.0 2.032 274.1 1774.0 2.022 274.0 1775.0 2.012 274.0 1776.0 2.002 273.9 1777.0 1.991 273.8 1778.0 1.981 273.7 1779.0 1.970 273.6 1780.0 1.960 273.5 1781.0 1.949 273.4 1782.0 1.938 273.3 1783.0 1.927 273.2 1784.0 1.916 273.1 1785.0 1.905 273.0 1786.0 1.894 272.9 1787.0 1.883 272.9 1788.0 1.871 272.8 1789.0 1.860 272.7 1790.0 1.848 272.6 1791.0 1.836 272.4 1792.0 1.824 272.3 1793.0 1.812 272.2 1794.0 1.800 272.1 1795.0 1.788 272.0 1796.0 1.775 271.9 1797.0 1.763 271.8 1798.0 1.750 271.7 1799.0 1.737 271.6 1800.0 1.724 271.5 1801.0 1.711 271.3 1802.0 1.698 271.2 1803.0 1.685 271.1 1804.0 1.671 271.0 1805.0 1.658 270.9 1806.0 1.644 270.7 1807.0 1.630 270.6 1808.0 1.616 270.5 1809.0 1.602 270.3 1810.0 1.588 270.2 1811.0 1.573 270.1 1812.0 1.559 269.9 1813.0 1.544 269.8 1814.0 1.529 269.6 1815.0 1.514 269.5 1816.0 1.499 269.3 1817.0 1.483 269.2 1818.0 1.468 269.0 1819.0 1.452 268.8 1820.0 1.436 268.7 1821.0 1.420 268.5 1822.0 1.403 268.3 1823.0 1.387 268.1 1824.0 1.370 268.0 1825.0 1.353 267.8 1826.0 1.336 267.6 1827.0 1.319 267.4 1828.0 1.302 267.2 1829.0 1.284 267.0 1830.0 1.266 266.8 1831.0 1.248 266.5 1832.0 1.230 266.3 1833.0 1.211 266.1 1834.0 1.193 265.8 1835.0 1.174 265.6 1836.0 1.154 265.3 1837.0 1.135 265.1 1838.0 1.115 264.8 1839.0 1.095 264.5 1840.0 1.075 264.2 1841.0 1.054 263.9 1842.0 1.034 263.6 1843.0 1.012 263.3 1844.0 0.991 262.9 1845.0 0.969 262.6 1846.0 0.947 262.2 1847.0 0.925 261.8 1848.0 0.902 261.4 1849.0 0.879 260.9 1850.0 0.856 260.5 1851.0 0.832 260.0 1852.0 0.808 259.5 1853.0 0.784 258.9 1854.0 0.759 258.3 1855.0 0.733 257.7 1856.0 0.708 257.0 1857.0 0.681 256.3 1858.0 0.655 255.5 1859.0 0.628 254.7 1860.0 0.600 253.8 1861.0 0.572 252.7 1862.0 0.543 251.6 1863.0 0.514 250.4 1864.0 0.484 249.0 1865.0 0.454 247.4 1866.0 0.423 245.6 1867.0 0.391 243.5 1868.0 0.359 241.0 1869.0 0.327 238.1 1870.0 0.294 234.5 1871.0 0.262 230.0 1872.0 0.230 224.2 1873.0 0.199 216.5 1874.0 0.170 206.2 1875.0 0.147 192.3 1876.0 0.133 174.3 1877.0 0.130 153.8 1878.0 0.138 134.2 1879.0 0.150 117.3 1880.0 0.161 103.0 1881.0 0.164 89.9 1882.0 0.161 76.8 1883.0 0.156 62.9 1884.0 0.154 48.4 1885.0 0.157 33.9 1886.0 0.166 20.5 1887.0 0.181 8.9 1888.0 0.201 359.3 1889.0 0.223 351.5 1890.0 0.247 345.2 1891.0 0.272 340.0 1892.0 0.298 335.7 1893.0 0.325 332.1 1894.0 0.352 329.1 1895.0 0.378 326.5 1896.0 0.405 324.2 1897.0 0.431 322.2 1898.0 0.457 320.4 1899.0 0.483 318.9 1900.0 0.508 317.5 1901.0 0.534 316.2 1902.0 0.558 315.0 1903.0 0.583 313.9 1904.0 0.607 313.0 1905.0 0.631 312.0 1906.0 0.655 311.2 1907.0 0.678 310.4 1908.0 0.701 309.7 1909.0 0.724 309.0 1910.0 0.746 308.4 1911.0 0.769 307.8 1912.0 0.791 307.2 1913.0 0.812 306.6 1914.0 0.834 306.1 1915.0 0.855 305.6 1916.0 0.875 305.2 1917.0 0.896 304.7 1918.0 0.916 304.3 1919.0 0.937 303.9 1920.0 0.956 303.5 1921.0 0.976 303.2 1922.0 0.996 302.8 1923.0 1.015 302.4 1924.0 1.034 302.1 1925.0 1.053 301.8 1926.0 1.071 301.5 1927.0 1.090 301.2 1928.0 1.108 300.9 1929.0 1.126 300.6 1930.0 1.144 300.4 1931.0 1.161 300.1 1932.0 1.179 299.8 1933.0 1.196 299.6 1934.0 1.213 299.4 1935.0 1.230 299.1 1936.0 1.247 298.9 1937.0 1.263 298.7 1938.0 1.280 298.5 1939.0 1.296 298.2 1940.0 1.312 298.0 1941.0 1.328 297.8 1942.0 1.344 297.6 1943.0 1.359 297.5 1944.0 1.375 297.3 1945.0 1.390 297.1 1946.0 1.405 296.9 1947.0 1.420 296.7 1948.0 1.435 296.6 1949.0 1.450 296.4 1950.0 1.465 296.2 1951.0 1.479 296.1 1952.0 1.493 295.9 1953.0 1.508 295.8 1954.0 1.522 295.6 1955.0 1.536 295.5 1956.0 1.549 295.3 1957.0 1.563 295.2 1958.0 1.577 295.0 1959.0 1.590 294.9 1960.0 1.603 294.8 1961.0 1.617 294.6 1962.0 1.630 294.5 1963.0 1.643 294.4 1964.0 1.656 294.2 1965.0 1.668 294.1 1966.0 1.681 294.0 1967.0 1.694 293.9 1968.0 1.706 293.7 1969.0 1.718 293.6 1970.0 1.730 293.5 1971.0 1.742 293.4 1972.0 1.754 293.3 1973.0 1.766 293.2 1974.0 1.778 293.1 1975.0 1.790 292.9 1976.0 1.801 292.8 1977.0 1.813 292.7 1978.0 1.824 292.6 1979.0 1.835 292.5 1980.0 1.846 292.4 1981.0 1.858 292.3 1982.0 1.868 292.2 1983.0 1.879 292.1 1984.0 1.890 292.0 1985.0 1.901 291.9 1986.0 1.911 291.8 1987.0 1.922 291.7 1988.0 1.932 291.6 1989.0 1.942 291.6 1990.0 1.953 291.5 1991.0 1.963 291.4 1992.0 1.973 291.3 1993.0 1.983 291.2 1994.0 1.993 291.1 1995.0 2.002 291.0 1996.0 2.012 290.9 1997.0 2.022 290.8 1998.0 2.031 290.8 1999.0 2.041 290.7 2000.0 2.050 290.6 2001.0 2.059 290.5 2002.0 2.068 290.4 2003.0 2.077 290.3 2004.0 2.086 290.3 2005.0 2.095 290.2 2006.0 2.104 290.1 2007.0 2.113 290.0 2008.0 2.121 290.0 2009.0 2.130 289.9 2010.0 2.139 289.8 2011.0 2.147 289.7 2012.0 2.155 289.6 2013.0 2.164 289.6 2014.0 2.172 289.5 2015.0 2.180 289.4 2016.0 2.188 289.4 2017.0 2.196 289.3 2018.0 2.204 289.2 2019.0 2.212 289.1 2020.0 2.219 289.1 2021.0 2.227 289.0 2022.0 2.234 288.9 2023.0 2.242 288.9 2024.0 2.249 288.8 2025.0 2.257 288.7 2026.0 2.264 288.7 2027.0 2.271 288.6 2028.0 2.278 288.5 2029.0 2.285 288.5 2030.0 2.292 288.4 2031.0 2.299 288.3 2032.0 2.306 288.3 2033.0 2.313 288.2 2034.0 2.320 288.1 2035.0 2.326 288.1 2036.0 2.333 288.0 2037.0 2.339 287.9 2038.0 2.346 287.9 2039.0 2.352 287.8 2040.0 2.359 287.7 2041.0 2.365 287.7 2042.0 2.371 287.6 2043.0 2.377 287.6 2044.0 2.383 287.5 2045.0 2.389 287.4 2046.0 2.395 287.4 2047.0 2.401 287.3 2048.0 2.406 287.3 2049.0 2.412 287.2 2050.0 2.418 287.1 2051.0 2.423 287.1 2052.0 2.429 287.0 2053.0 2.434 287.0 2054.0 2.439 286.9 2055.0 2.445 286.8 2056.0 2.450 286.8 2057.0 2.455 286.7 2058.0 2.460 286.7 2059.0 2.465 286.6 2060.0 2.470 286.6 2061.0 2.475 286.5 2062.0 2.480 286.4 2063.0 2.485 286.4 2064.0 2.489 286.3 2065.0 2.494 286.3 2066.0 2.499 286.2 2067.0 2.503 286.2 2068.0 2.508 286.1 2069.0 2.512 286.0 2070.0 2.516 286.0 2071.0 2.521 285.9 2072.0 2.525 285.9 2073.0 2.529 285.8 2074.0 2.533 285.8 2075.0 2.537 285.7 2076.0 2.541 285.7 2077.0 2.545 285.6 2078.0 2.549 285.6 2079.0 2.552 285.5 2080.0 2.556 285.5 2081.0 2.560 285.4 2082.0 2.563 285.3 2083.0 2.567 285.3 2084.0 2.570 285.2 2085.0 2.574 285.2 2086.0 2.577 285.1 2087.0 2.580 285.1 2088.0 2.584 285.0 2089.0 2.587 285.0 2090.0 2.590 284.9 2091.0 2.593 284.9 2092.0 2.596 284.8 2093.0 2.599 284.8 2094.0 2.602 284.7 2095.0 2.604 284.7 2096.0 2.607 284.6 2097.0 2.610 284.6 2098.0 2.612 284.5 2099.0 2.615 284.5 2100.0 2.617 284.4 2101.0 2.620 284.4 2102.0 2.622 284.3 2103.0 2.625 284.3 2104.0 2.627 284.2 2105.0 2.629 284.2 2106.0 2.631 284.1 2107.0 2.633 284.1 2108.0 2.635 284.0 2109.0 2.637 284.0 2110.0 2.639 283.9 2111.0 2.641 283.9 2112.0 2.643 283.8 2113.0 2.645 283.8 2114.0 2.646 283.7 2115.0 2.648 283.7 2116.0 2.649 283.6 2117.0 2.651 283.6 2118.0 2.652 283.5 2119.0 2.654 283.5 2120.0 2.655 283.4 2121.0 2.656 283.4 2122.0 2.658 283.3 2123.0 2.659 283.3 2124.0 2.660 283.2 2125.0 2.661 283.2 2126.0 2.662 283.1 2127.0 2.663 283.1 2128.0 2.664 283.0 2129.0 2.664 283.0 2130.0 2.665 282.9 2131.0 2.666 282.9 2132.0 2.666 282.8 2133.0 2.667 282.8 2134.0 2.667 282.7 2135.0 2.668 282.7 2136.0 2.668 282.6 2137.0 2.669 282.6 2138.0 2.669 282.5 2139.0 2.669 282.5 2140.0 2.669 282.4 2141.0 2.669 282.4 2142.0 2.669 282.3 2143.0 2.669 282.3 2144.0 2.669 282.2 2145.0 2.669 282.2 2146.0 2.669 282.1 2147.0 2.669 282.1 2148.0 2.668 282.0 2149.0 2.668 282.0 2150.0 2.667 281.9 2151.0 2.667 281.9 2152.0 2.666 281.9 2153.0 2.666 281.8 2154.0 2.665 281.8 2155.0 2.664 281.7 2156.0 2.664 281.7 2157.0 2.663 281.6 2158.0 2.662 281.6 2159.0 2.661 281.5 2160.0 2.660 281.5 2161.0 2.659 281.4 2162.0 2.658 281.4 2163.0 2.656 281.3 2164.0 2.655 281.3 2165.0 2.654 281.2 2166.0 2.653 281.2 2167.0 2.651 281.1 2168.0 2.650 281.1 2169.0 2.648 281.0 2170.0 2.646 281.0 2171.0 2.645 280.9 2172.0 2.643 280.9 2173.0 2.641 280.8 2174.0 2.639 280.8 2175.0 2.637 280.7 2176.0 2.635 280.7 2177.0 2.633 280.6 2178.0 2.631 280.6 2179.0 2.629 280.5 2180.0 2.627 280.5 2181.0 2.625 280.4 2182.0 2.622 280.4 2183.0 2.620 280.3 2184.0 2.617 280.3 2185.0 2.615 280.2 2186.0 2.612 280.2 2187.0 2.610 280.1 2188.0 2.607 280.1 2189.0 2.604 280.0 2190.0 2.601 280.0 2191.0 2.598 279.9 2192.0 2.595 279.9 2193.0 2.592 279.8 2194.0 2.589 279.7 2195.0 2.586 279.7 2196.0 2.583 279.6 2197.0 2.579 279.6 2198.0 2.576 279.5 2199.0 2.573 279.5 2200.0 2.569 279.4 2201.0 2.566 279.4 2202.0 2.562 279.3 2203.0 2.558 279.3 2204.0 2.555 279.2 2205.0 2.551 279.2 2206.0 2.547 279.1 2207.0 2.543 279.1 2208.0 2.539 279.0 2209.0 2.535 279.0 2210.0 2.531 278.9 2211.0 2.527 278.8 2212.0 2.522 278.8 2213.0 2.518 278.7 2214.0 2.514 278.7 2215.0 2.509 278.6 2216.0 2.505 278.6 2217.0 2.500 278.5 2218.0 2.495 278.5 2219.0 2.491 278.4 2220.0 2.486 278.3 2221.0 2.481 278.3 2222.0 2.476 278.2 2223.0 2.471 278.2 2224.0 2.466 278.1 2225.0 2.461 278.1 2226.0 2.456 278.0 2227.0 2.450 278.0 2228.0 2.445 277.9 2229.0 2.440 277.8 2230.0 2.434 277.8 2231.0 2.429 277.7 2232.0 2.423 277.7 2233.0 2.417 277.6 2234.0 2.411 277.5 2235.0 2.406 277.5 2236.0 2.400 277.4 2237.0 2.394 277.4 2238.0 2.388 277.3 2239.0 2.381 277.2 2240.0 2.375 277.2 2241.0 2.369 277.1 2242.0 2.363 277.1 2243.0 2.356 277.0 2244.0 2.350 276.9 2245.0 2.343 276.9 2246.0 2.336 276.8 2247.0 2.330 276.7 2248.0 2.323 276.7 2249.0 2.316 276.6 2250.0 2.309 276.5 2251.0 2.302 276.5 2252.0 2.295 276.4 2253.0 2.287 276.3 2254.0 2.280 276.3 2255.0 2.273 276.2 2256.0 2.265 276.1 2257.0 2.258 276.1 2258.0 2.250 276.0 2259.0 2.242 275.9 2260.0 2.234 275.9 2261.0 2.227 275.8 2262.0 2.219 275.7 2263.0 2.211 275.7 2264.0 2.202 275.6 2265.0 2.194 275.5 2266.0 2.186 275.4 2267.0 2.178 275.4 2268.0 2.169 275.3 2269.0 2.160 275.2 2270.0 2.152 275.1 2271.0 2.143 275.1 2272.0 2.134 275.0 2273.0 2.125 274.9 2274.0 2.116 274.8 2275.0 2.107 274.8 2276.0 2.098 274.7 2277.0 2.089 274.6 2278.0 2.079 274.5