| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 19:02:48 |
| WDS: | STF2454AB | WDS ID/Discoverer |
| P: | 559.460 | Orbital period (years) |
| a: | 1.421 | Semi-major axis (arcseconds) |
| i: | 65.2 | Inclination (degrees) |
| Ω: | 145.1 | Longitude of ascending node (degrees) |
| T: | 1700.680 | Epoch of periastron passage (year) |
| e: | 0.55 | Eccentricity |
| ω: | 292.9 | Longitude of periastron (degrees) |
| Start-Year: | 1746.0 | Year |
| End-Year: | 2304.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 190609.37+302618.8 | Epoch-2000 right ascension and declination |
| WDS-ID: | 19062+3026 | WDS designation |
| Discoverer Code: | STF2454AB | Discover designation and components |
| ADS number: | 12040 | Aitken Double Star catalog |
| HD number: | 178091 | HD catalog number |
| Hipparcos number: | 93798 | Hipparcos catalog number |
| V1: | 8.34 | Magnitude of the primary |
| V2: | 9.72 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2011 | 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 1.402 292.2 ------------------------- 1746.0 0.920 154.2 1747.0 0.924 154.7 1748.0 0.928 155.3 1749.0 0.932 155.8 1750.0 0.935 156.3 1751.0 0.938 156.8 1752.0 0.941 157.3 1753.0 0.944 157.9 1754.0 0.946 158.4 1755.0 0.948 158.9 1756.0 0.950 159.4 1757.0 0.952 159.9 1758.0 0.954 160.4 1759.0 0.955 160.9 1760.0 0.956 161.4 1761.0 0.957 161.9 1762.0 0.958 162.4 1763.0 0.959 162.9 1764.0 0.959 163.4 1765.0 0.960 163.9 1766.0 0.960 164.4 1767.0 0.960 164.8 1768.0 0.960 165.3 1769.0 0.960 165.8 1770.0 0.960 166.3 1771.0 0.959 166.8 1772.0 0.959 167.3 1773.0 0.958 167.8 1774.0 0.958 168.3 1775.0 0.957 168.8 1776.0 0.956 169.3 1777.0 0.955 169.8 1778.0 0.954 170.3 1779.0 0.953 170.8 1780.0 0.951 171.3 1781.0 0.950 171.8 1782.0 0.949 172.3 1783.0 0.947 172.8 1784.0 0.946 173.3 1785.0 0.944 173.8 1786.0 0.942 174.3 1787.0 0.940 174.9 1788.0 0.939 175.4 1789.0 0.937 175.9 1790.0 0.935 176.4 1791.0 0.933 176.9 1792.0 0.931 177.5 1793.0 0.929 178.0 1794.0 0.927 178.5 1795.0 0.925 179.0 1796.0 0.923 179.6 1797.0 0.921 180.1 1798.0 0.918 180.7 1799.0 0.916 181.2 1800.0 0.914 181.7 1801.0 0.912 182.3 1802.0 0.910 182.8 1803.0 0.907 183.4 1804.0 0.905 183.9 1805.0 0.903 184.5 1806.0 0.901 185.1 1807.0 0.898 185.6 1808.0 0.896 186.2 1809.0 0.894 186.8 1810.0 0.892 187.3 1811.0 0.889 187.9 1812.0 0.887 188.5 1813.0 0.885 189.1 1814.0 0.883 189.6 1815.0 0.880 190.2 1816.0 0.878 190.8 1817.0 0.876 191.4 1818.0 0.874 192.0 1819.0 0.872 192.6 1820.0 0.870 193.2 1821.0 0.867 193.8 1822.0 0.865 194.4 1823.0 0.863 195.0 1824.0 0.861 195.6 1825.0 0.859 196.2 1826.0 0.857 196.9 1827.0 0.856 197.5 1828.0 0.854 198.1 1829.0 0.852 198.7 1830.0 0.850 199.4 1831.0 0.848 200.0 1832.0 0.847 200.6 1833.0 0.845 201.3 1834.0 0.843 201.9 1835.0 0.842 202.5 1836.0 0.840 203.2 1837.0 0.839 203.8 1838.0 0.838 204.5 1839.0 0.836 205.1 1840.0 0.835 205.8 1841.0 0.834 206.4 1842.0 0.832 207.1 1843.0 0.831 207.7 1844.0 0.830 208.4 1845.0 0.829 209.1 1846.0 0.828 209.7 1847.0 0.827 210.4 1848.0 0.827 211.1 1849.0 0.826 211.7 1850.0 0.825 212.4 1851.0 0.824 213.1 1852.0 0.824 213.7 1853.0 0.823 214.4 1854.0 0.823 215.1 1855.0 0.823 215.7 1856.0 0.822 216.4 1857.0 0.822 217.1 1858.0 0.822 217.8 1859.0 0.822 218.4 1860.0 0.822 219.1 1861.0 0.822 219.8 1862.0 0.822 220.5 1863.0 0.822 221.1 1864.0 0.822 221.8 1865.0 0.823 222.5 1866.0 0.823 223.2 1867.0 0.824 223.8 1868.0 0.824 224.5 1869.0 0.825 225.2 1870.0 0.825 225.8 1871.0 0.826 226.5 1872.0 0.827 227.2 1873.0 0.828 227.8 1874.0 0.829 228.5 1875.0 0.830 229.2 1876.0 0.831 229.8 1877.0 0.832 230.5 1878.0 0.833 231.1 1879.0 0.835 231.8 1880.0 0.836 232.4 1881.0 0.838 233.1 1882.0 0.839 233.7 1883.0 0.841 234.4 1884.0 0.842 235.0 1885.0 0.844 235.7 1886.0 0.846 236.3 1887.0 0.848 236.9 1888.0 0.850 237.6 1889.0 0.852 238.2 1890.0 0.854 238.8 1891.0 0.856 239.4 1892.0 0.858 240.1 1893.0 0.861 240.7 1894.0 0.863 241.3 1895.0 0.865 241.9 1896.0 0.868 242.5 1897.0 0.870 243.1 1898.0 0.873 243.7 1899.0 0.875 244.3 1900.0 0.878 244.9 1901.0 0.881 245.5 1902.0 0.884 246.1 1903.0 0.886 246.7 1904.0 0.889 247.2 1905.0 0.892 247.8 1906.0 0.895 248.4 1907.0 0.898 248.9 1908.0 0.902 249.5 1909.0 0.905 250.1 1910.0 0.908 250.6 1911.0 0.911 251.2 1912.0 0.915 251.7 1913.0 0.918 252.3 1914.0 0.921 252.8 1915.0 0.925 253.3 1916.0 0.928 253.9 1917.0 0.932 254.4 1918.0 0.935 254.9 1919.0 0.939 255.4 1920.0 0.943 255.9 1921.0 0.946 256.4 1922.0 0.950 257.0 1923.0 0.954 257.5 1924.0 0.958 258.0 1925.0 0.962 258.4 1926.0 0.966 258.9 1927.0 0.970 259.4 1928.0 0.973 259.9 1929.0 0.977 260.4 1930.0 0.981 260.9 1931.0 0.986 261.3 1932.0 0.990 261.8 1933.0 0.994 262.3 1934.0 0.998 262.7 1935.0 1.002 263.2 1936.0 1.006 263.6 1937.0 1.011 264.1 1938.0 1.015 264.5 1939.0 1.019 265.0 1940.0 1.023 265.4 1941.0 1.028 265.8 1942.0 1.032 266.3 1943.0 1.036 266.7 1944.0 1.041 267.1 1945.0 1.045 267.5 1946.0 1.050 267.9 1947.0 1.054 268.3 1948.0 1.059 268.8 1949.0 1.063 269.2 1950.0 1.067 269.6 1951.0 1.072 270.0 1952.0 1.076 270.4 1953.0 1.081 270.7 1954.0 1.086 271.1 1955.0 1.090 271.5 1956.0 1.095 271.9 1957.0 1.099 272.3 1958.0 1.104 272.7 1959.0 1.108 273.0 1960.0 1.113 273.4 1961.0 1.118 273.8 1962.0 1.122 274.1 1963.0 1.127 274.5 1964.0 1.132 274.8 1965.0 1.136 275.2 1966.0 1.141 275.5 1967.0 1.145 275.9 1968.0 1.150 276.2 1969.0 1.155 276.6 1970.0 1.159 276.9 1971.0 1.164 277.3 1972.0 1.169 277.6 1973.0 1.173 277.9 1974.0 1.178 278.3 1975.0 1.183 278.6 1976.0 1.187 278.9 1977.0 1.192 279.2 1978.0 1.197 279.5 1979.0 1.201 279.9 1980.0 1.206 280.2 1981.0 1.211 280.5 1982.0 1.215 280.8 1983.0 1.220 281.1 1984.0 1.224 281.4 1985.0 1.229 281.7 1986.0 1.234 282.0 1987.0 1.238 282.3 1988.0 1.243 282.6 1989.0 1.247 282.9 1990.0 1.252 283.2 1991.0 1.256 283.5 1992.0 1.261 283.8 1993.0 1.266 284.1 1994.0 1.270 284.3 1995.0 1.275 284.6 1996.0 1.279 284.9 1997.0 1.284 285.2 1998.0 1.288 285.4 1999.0 1.292 285.7 2000.0 1.297 286.0 2001.0 1.301 286.3 2002.0 1.306 286.5 2003.0 1.310 286.8 2004.0 1.314 287.1 2005.0 1.319 287.3 2006.0 1.323 287.6 2007.0 1.327 287.8 2008.0 1.332 288.1 2009.0 1.336 288.4 2010.0 1.340 288.6 2011.0 1.345 288.9 2012.0 1.349 289.1 2013.0 1.353 289.4 2014.0 1.357 289.6 2015.0 1.361 289.9 2016.0 1.365 290.1 2017.0 1.370 290.3 2018.0 1.374 290.6 2019.0 1.378 290.8 2020.0 1.382 291.1 2021.0 1.386 291.3 2022.0 1.390 291.5 2023.0 1.394 291.8 2024.0 1.398 292.0 2025.0 1.402 292.2 2026.0 1.405 292.5 2027.0 1.409 292.7 2028.0 1.413 292.9 2029.0 1.417 293.2 2030.0 1.421 293.4 2031.0 1.424 293.6 2032.0 1.428 293.8 2033.0 1.432 294.1 2034.0 1.435 294.3 2035.0 1.439 294.5 2036.0 1.443 294.7 2037.0 1.446 294.9 2038.0 1.450 295.2 2039.0 1.453 295.4 2040.0 1.457 295.6 2041.0 1.460 295.8 2042.0 1.463 296.0 2043.0 1.467 296.2 2044.0 1.470 296.4 2045.0 1.473 296.6 2046.0 1.477 296.9 2047.0 1.480 297.1 2048.0 1.483 297.3 2049.0 1.486 297.5 2050.0 1.489 297.7 2051.0 1.492 297.9 2052.0 1.495 298.1 2053.0 1.498 298.3 2054.0 1.501 298.5 2055.0 1.504 298.7 2056.0 1.507 298.9 2057.0 1.510 299.1 2058.0 1.512 299.3 2059.0 1.515 299.5 2060.0 1.518 299.7 2061.0 1.520 299.9 2062.0 1.523 300.1 2063.0 1.525 300.3 2064.0 1.528 300.5 2065.0 1.530 300.7 2066.0 1.533 300.9 2067.0 1.535 301.1 2068.0 1.537 301.3 2069.0 1.540 301.4 2070.0 1.542 301.6 2071.0 1.544 301.8 2072.0 1.546 302.0 2073.0 1.548 302.2 2074.0 1.550 302.4 2075.0 1.552 302.6 2076.0 1.554 302.8 2077.0 1.556 303.0 2078.0 1.558 303.2 2079.0 1.560 303.3 2080.0 1.561 303.5 2081.0 1.563 303.7 2082.0 1.565 303.9 2083.0 1.566 304.1 2084.0 1.568 304.3 2085.0 1.569 304.5 2086.0 1.570 304.6 2087.0 1.572 304.8 2088.0 1.573 305.0 2089.0 1.574 305.2 2090.0 1.575 305.4 2091.0 1.576 305.6 2092.0 1.577 305.7 2093.0 1.578 305.9 2094.0 1.579 306.1 2095.0 1.580 306.3 2096.0 1.581 306.5 2097.0 1.581 306.7 2098.0 1.582 306.8 2099.0 1.583 307.0 2100.0 1.583 307.2 2101.0 1.583 307.4 2102.0 1.584 307.6 2103.0 1.584 307.7 2104.0 1.584 307.9 2105.0 1.584 308.1 2106.0 1.585 308.3 2107.0 1.585 308.5 2108.0 1.584 308.7 2109.0 1.584 308.8 2110.0 1.584 309.0 2111.0 1.584 309.2 2112.0 1.583 309.4 2113.0 1.583 309.6 2114.0 1.582 309.7 2115.0 1.582 309.9 2116.0 1.581 310.1 2117.0 1.580 310.3 2118.0 1.580 310.5 2119.0 1.579 310.7 2120.0 1.578 310.8 2121.0 1.577 311.0 2122.0 1.575 311.2 2123.0 1.574 311.4 2124.0 1.573 311.6 2125.0 1.571 311.8 2126.0 1.570 311.9 2127.0 1.568 312.1 2128.0 1.566 312.3 2129.0 1.565 312.5 2130.0 1.563 312.7 2131.0 1.561 312.9 2132.0 1.559 313.1 2133.0 1.557 313.2 2134.0 1.554 313.4 2135.0 1.552 313.6 2136.0 1.549 313.8 2137.0 1.547 314.0 2138.0 1.544 314.2 2139.0 1.541 314.4 2140.0 1.539 314.6 2141.0 1.536 314.8 2142.0 1.532 315.0 2143.0 1.529 315.2 2144.0 1.526 315.3 2145.0 1.523 315.5 2146.0 1.519 315.7 2147.0 1.515 315.9 2148.0 1.512 316.1 2149.0 1.508 316.3 2150.0 1.504 316.5 2151.0 1.500 316.7 2152.0 1.495 316.9 2153.0 1.491 317.1 2154.0 1.486 317.4 2155.0 1.482 317.6 2156.0 1.477 317.8 2157.0 1.472 318.0 2158.0 1.467 318.2 2159.0 1.462 318.4 2160.0 1.457 318.6 2161.0 1.451 318.8 2162.0 1.446 319.0 2163.0 1.440 319.3 2164.0 1.434 319.5 2165.0 1.429 319.7 2166.0 1.422 319.9 2167.0 1.416 320.2 2168.0 1.410 320.4 2169.0 1.403 320.6 2170.0 1.396 320.8 2171.0 1.390 321.1 2172.0 1.383 321.3 2173.0 1.375 321.6 2174.0 1.368 321.8 2175.0 1.361 322.0 2176.0 1.353 322.3 2177.0 1.345 322.5 2178.0 1.337 322.8 2179.0 1.329 323.0 2180.0 1.320 323.3 2181.0 1.312 323.6 2182.0 1.303 323.8 2183.0 1.294 324.1 2184.0 1.285 324.4 2185.0 1.276 324.7 2186.0 1.266 324.9 2187.0 1.257 325.2 2188.0 1.247 325.5 2189.0 1.237 325.8 2190.0 1.227 326.1 2191.0 1.216 326.4 2192.0 1.205 326.7 2193.0 1.195 327.0 2194.0 1.183 327.4 2195.0 1.172 327.7 2196.0 1.161 328.0 2197.0 1.149 328.4 2198.0 1.137 328.7 2199.0 1.125 329.1 2200.0 1.112 329.4 2201.0 1.099 329.8 2202.0 1.086 330.2 2203.0 1.073 330.6 2204.0 1.060 331.0 2205.0 1.046 331.4 2206.0 1.032 331.8 2207.0 1.018 332.2 2208.0 1.004 332.7 2209.0 0.989 333.1 2210.0 0.974 333.6 2211.0 0.959 334.1 2212.0 0.943 334.6 2213.0 0.928 335.1 2214.0 0.912 335.7 2215.0 0.895 336.2 2216.0 0.879 336.8 2217.0 0.862 337.4 2218.0 0.845 338.0 2219.0 0.828 338.7 2220.0 0.810 339.4 2221.0 0.792 340.1 2222.0 0.774 340.8 2223.0 0.756 341.6 2224.0 0.737 342.4 2225.0 0.718 343.3 2226.0 0.699 344.2 2227.0 0.680 345.1 2228.0 0.661 346.1 2229.0 0.641 347.2 2230.0 0.621 348.4 2231.0 0.601 349.6 2232.0 0.581 350.9 2233.0 0.561 352.3 2234.0 0.541 353.8 2235.0 0.520 355.4 2236.0 0.500 357.1 2237.0 0.480 359.0 2238.0 0.460 1.1 2239.0 0.440 3.4 2240.0 0.421 5.8 2241.0 0.402 8.5 2242.0 0.383 11.5 2243.0 0.366 14.7 2244.0 0.349 18.3 2245.0 0.334 22.2 2246.0 0.319 26.5 2247.0 0.307 31.1 2248.0 0.296 36.1 2249.0 0.287 41.5 2250.0 0.281 47.2 2251.0 0.277 53.0 2252.0 0.275 59.0 2253.0 0.277 65.0 2254.0 0.281 70.9 2255.0 0.287 76.5 2256.0 0.296 81.9 2257.0 0.307 86.9 2258.0 0.319 91.6 2259.0 0.333 95.9 2260.0 0.348 99.8 2261.0 0.365 103.4 2262.0 0.382 106.6 2263.0 0.399 109.6 2264.0 0.418 112.3 2265.0 0.436 114.8 2266.0 0.455 117.1 2267.0 0.473 119.3 2268.0 0.492 121.2 2269.0 0.511 123.0 2270.0 0.529 124.7 2271.0 0.547 126.3 2272.0 0.565 127.8 2273.0 0.582 129.1 2274.0 0.600 130.4 2275.0 0.616 131.7 2276.0 0.633 132.8 2277.0 0.649 133.9 2278.0 0.664 135.0 2279.0 0.679 136.0 2280.0 0.694 137.0 2281.0 0.708 137.9 2282.0 0.722 138.8 2283.0 0.735 139.7 2284.0 0.748 140.5 2285.0 0.760 141.3 2286.0 0.772 142.1 2287.0 0.783 142.8 2288.0 0.794 143.5 2289.0 0.804 144.3 2290.0 0.814 145.0 2291.0 0.824 145.6 2292.0 0.833 146.3 2293.0 0.842 146.9 2294.0 0.850 147.6 2295.0 0.858 148.2 2296.0 0.866 148.8 2297.0 0.873 149.4 2298.0 0.880 150.0 2299.0 0.886 150.6 2300.0 0.892 151.2 2301.0 0.898 151.7 2302.0 0.903 152.3 2303.0 0.909 152.9