| WDS: | STF2574 | WDS ID/Discoverer |
| P: | 685.130 | Orbital period (years) |
| a: | 1.302 | Semi-major axis (arcseconds) |
| i: | 78.9 | Inclination (degrees) |
| Ω: | 107.6 | Longitude of ascending node (degrees) |
| T: | 2057.260 | Epoch of periastron passage (year) |
| e: | 0.67 | Eccentricity |
| ω: | 48.2 | Longitude of periastron (degrees) |
| Start-Year: | 1682.435 | Year |
| End-Year: | 2367.565 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF2574 |
||
| Position: | 194034.80+623953.4 | Epoch-2000 right ascension and declination |
| WDS-ID: | 19406+6240 | WDS designation |
| Discoverer Code: | STF2574 | Discover designation and components |
| ADS number: | 12803 | Aitken Double Star catalog |
| HD number: | 186453 | HD catalog number |
| Hipparcos number: | 96796 | Hipparcos catalog number |
| V1: | 7.73 | Magnitude of the primary |
| V2: | 8.91 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 1999 | Date of last observation |
| Orbit grade: | 4 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | Flags | |
| Ephemerides: | Ephemerides | |
| Code: | Zir2010 | Reference |
-- Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements) --
| Green plus signs: | Visual (micrometric) measures |
| Violet asterisks: | Photographic measures |
| Blue symbols: | Various interferometric techniques |
| Dot-dash line: | Indicates the line of nodes |
Year Sep[“] PA[°] --------------------------------------------- 2026.50 0.550 100.48 -------------------------- 1682.43 1.589 298.01 1683.43 1.586 298.06 1684.43 1.583 298.11 1685.43 1.580 298.17 1686.43 1.577 298.22 1687.43 1.574 298.27 1688.43 1.571 298.32 1689.43 1.568 298.37 1690.43 1.565 298.42 1691.43 1.562 298.47 1692.43 1.559 298.53 1693.43 1.556 298.58 1694.43 1.553 298.63 1695.43 1.549 298.69 1696.43 1.546 298.74 1697.43 1.543 298.79 1698.43 1.540 298.85 1699.43 1.536 298.90 1700.43 1.533 298.95 1701.43 1.530 299.01 1702.43 1.526 299.06 1703.43 1.523 299.12 1704.43 1.519 299.17 1705.43 1.516 299.23 1706.43 1.512 299.28 1707.43 1.509 299.34 1708.43 1.505 299.39 1709.43 1.502 299.45 1710.43 1.498 299.51 1711.43 1.494 299.56 1712.43 1.491 299.62 1713.43 1.487 299.68 1714.43 1.483 299.74 1715.43 1.480 299.79 1716.43 1.476 299.85 1717.43 1.472 299.91 1718.43 1.468 299.97 1719.43 1.465 300.03 1720.43 1.461 300.09 1721.43 1.457 300.15 1722.43 1.453 300.21 1723.43 1.449 300.27 1724.43 1.445 300.33 1725.43 1.441 300.39 1726.43 1.437 300.45 1727.43 1.433 300.51 1728.43 1.429 300.58 1729.43 1.425 300.64 1730.43 1.421 300.70 1731.43 1.417 300.77 1732.43 1.413 300.83 1733.43 1.408 300.89 1734.43 1.404 300.96 1735.43 1.400 301.02 1736.43 1.396 301.09 1737.43 1.391 301.15 1738.43 1.387 301.22 1739.43 1.383 301.29 1740.43 1.378 301.35 1741.43 1.374 301.42 1742.43 1.370 301.49 1743.43 1.365 301.56 1744.43 1.361 301.62 1745.43 1.356 301.69 1746.43 1.352 301.76 1747.43 1.347 301.83 1748.43 1.343 301.90 1749.43 1.338 301.97 1750.43 1.334 302.04 1751.43 1.329 302.12 1752.43 1.325 302.19 1753.43 1.320 302.26 1754.43 1.315 302.33 1755.43 1.311 302.41 1756.43 1.306 302.48 1757.43 1.301 302.56 1758.43 1.296 302.63 1759.43 1.292 302.71 1760.43 1.287 302.79 1761.43 1.282 302.86 1762.43 1.277 302.94 1763.43 1.272 303.02 1764.43 1.268 303.10 1765.43 1.263 303.18 1766.43 1.258 303.26 1767.43 1.253 303.34 1768.43 1.248 303.42 1769.43 1.243 303.50 1770.43 1.238 303.58 1771.43 1.233 303.67 1772.43 1.228 303.75 1773.43 1.223 303.84 1774.43 1.218 303.92 1775.43 1.212 304.01 1776.43 1.207 304.10 1777.43 1.202 304.18 1778.43 1.197 304.27 1779.43 1.192 304.36 1780.43 1.187 304.45 1781.43 1.181 304.54 1782.43 1.176 304.63 1783.43 1.171 304.73 1784.43 1.166 304.82 1785.43 1.160 304.91 1786.43 1.155 305.01 1787.43 1.150 305.10 1788.43 1.144 305.20 1789.43 1.139 305.30 1790.43 1.133 305.40 1791.43 1.128 305.50 1792.43 1.123 305.60 1793.43 1.117 305.70 1794.43 1.112 305.80 1795.43 1.106 305.91 1796.43 1.101 306.01 1797.43 1.095 306.12 1798.43 1.089 306.22 1799.43 1.084 306.33 1800.43 1.078 306.44 1801.43 1.073 306.55 1802.43 1.067 306.66 1803.43 1.061 306.77 1804.43 1.056 306.89 1805.43 1.050 307.00 1806.43 1.044 307.12 1807.43 1.039 307.23 1808.43 1.033 307.35 1809.43 1.027 307.47 1810.43 1.021 307.59 1811.43 1.015 307.72 1812.43 1.010 307.84 1813.43 1.004 307.97 1814.43 0.998 308.09 1815.43 0.992 308.22 1816.43 0.986 308.35 1817.43 0.980 308.48 1818.43 0.974 308.62 1819.43 0.968 308.75 1820.43 0.963 308.89 1821.43 0.957 309.03 1822.43 0.951 309.17 1823.43 0.945 309.31 1824.43 0.939 309.45 1825.43 0.933 309.60 1826.43 0.927 309.75 1827.43 0.920 309.90 1828.43 0.914 310.05 1829.43 0.908 310.20 1830.43 0.902 310.36 1831.43 0.896 310.51 1832.43 0.890 310.67 1833.43 0.884 310.83 1834.43 0.878 311.00 1835.43 0.871 311.16 1836.43 0.865 311.33 1837.43 0.859 311.50 1838.43 0.853 311.68 1839.43 0.847 311.85 1840.43 0.840 312.03 1841.43 0.834 312.22 1842.43 0.828 312.40 1843.43 0.822 312.59 1844.43 0.815 312.78 1845.43 0.809 312.97 1846.43 0.803 313.17 1847.43 0.796 313.36 1848.43 0.790 313.57 1849.43 0.784 313.77 1850.43 0.777 313.98 1851.43 0.771 314.19 1852.43 0.765 314.41 1853.43 0.758 314.63 1854.43 0.752 314.85 1855.43 0.746 315.08 1856.43 0.739 315.31 1857.43 0.733 315.55 1858.43 0.726 315.78 1859.43 0.720 316.03 1860.43 0.713 316.28 1861.43 0.707 316.53 1862.43 0.701 316.79 1863.43 0.694 317.05 1864.43 0.688 317.31 1865.43 0.681 317.59 1866.43 0.675 317.86 1867.43 0.668 318.14 1868.43 0.662 318.43 1869.43 0.655 318.73 1870.43 0.649 319.03 1871.43 0.642 319.33 1872.43 0.636 319.64 1873.43 0.630 319.96 1874.43 0.623 320.29 1875.43 0.617 320.62 1876.43 0.610 320.95 1877.43 0.604 321.30 1878.43 0.597 321.65 1879.43 0.591 322.01 1880.43 0.584 322.38 1881.43 0.578 322.76 1882.43 0.571 323.15 1883.43 0.565 323.54 1884.43 0.559 323.94 1885.43 0.552 324.36 1886.43 0.546 324.78 1887.43 0.539 325.21 1888.43 0.533 325.65 1889.43 0.527 326.11 1890.43 0.520 326.57 1891.43 0.514 327.05 1892.43 0.508 327.54 1893.43 0.501 328.04 1894.43 0.495 328.55 1895.43 0.489 329.08 1896.43 0.483 329.62 1897.43 0.476 330.17 1898.43 0.470 330.74 1899.43 0.464 331.32 1900.43 0.458 331.92 1901.43 0.452 332.54 1902.43 0.446 333.17 1903.43 0.440 333.82 1904.43 0.434 334.48 1905.43 0.428 335.17 1906.43 0.422 335.87 1907.43 0.416 336.60 1908.43 0.411 337.34 1909.43 0.405 338.11 1910.43 0.399 338.90 1911.43 0.394 339.71 1912.43 0.388 340.54 1913.43 0.383 341.40 1914.43 0.377 342.28 1915.43 0.372 343.19 1916.43 0.367 344.12 1917.43 0.361 345.09 1918.43 0.356 346.07 1919.43 0.351 347.09 1920.43 0.347 348.14 1921.43 0.342 349.21 1922.43 0.337 350.32 1923.43 0.333 351.45 1924.43 0.328 352.62 1925.43 0.324 353.82 1926.43 0.320 355.05 1927.43 0.316 356.31 1928.43 0.312 357.60 1929.43 0.308 358.93 1930.43 0.304 0.29 1931.43 0.301 1.68 1932.43 0.298 3.10 1933.43 0.294 4.56 1934.43 0.291 6.04 1935.43 0.289 7.55 1936.43 0.286 9.09 1937.43 0.284 10.66 1938.43 0.282 12.25 1939.43 0.280 13.87 1940.43 0.278 15.51 1941.43 0.276 17.17 1942.43 0.275 18.84 1943.43 0.274 20.53 1944.43 0.273 22.23 1945.43 0.272 23.95 1946.43 0.272 25.67 1947.43 0.272 27.39 1948.43 0.272 29.11 1949.43 0.272 30.84 1950.43 0.272 32.55 1951.43 0.273 34.27 1952.43 0.274 35.97 1953.43 0.275 37.65 1954.43 0.277 39.33 1955.43 0.278 40.98 1956.43 0.280 42.62 1957.43 0.282 44.23 1958.43 0.284 45.82 1959.43 0.286 47.39 1960.43 0.289 48.93 1961.43 0.292 50.44 1962.43 0.295 51.92 1963.43 0.298 53.37 1964.43 0.301 54.79 1965.43 0.304 56.19 1966.43 0.308 57.54 1967.43 0.311 58.87 1968.43 0.315 60.17 1969.43 0.319 61.44 1970.43 0.323 62.67 1971.43 0.327 63.87 1972.43 0.332 65.05 1973.43 0.336 66.19 1974.43 0.340 67.30 1975.43 0.345 68.38 1976.43 0.350 69.44 1977.43 0.354 70.47 1978.43 0.359 71.47 1979.43 0.364 72.44 1980.43 0.369 73.39 1981.43 0.374 74.32 1982.43 0.379 75.22 1983.43 0.384 76.09 1984.43 0.389 76.95 1985.43 0.394 77.78 1986.43 0.399 78.59 1987.43 0.404 79.38 1988.43 0.409 80.15 1989.43 0.414 80.90 1990.43 0.419 81.63 1991.43 0.424 82.35 1992.43 0.430 83.05 1993.43 0.435 83.73 1994.43 0.440 84.39 1995.43 0.445 85.04 1996.43 0.450 85.68 1997.43 0.455 86.30 1998.43 0.460 86.91 1999.43 0.465 87.51 2000.43 0.469 88.09 2001.43 0.474 88.66 2002.43 0.479 89.23 2003.43 0.483 89.78 2004.43 0.488 90.31 2005.43 0.492 90.84 2006.43 0.497 91.36 2007.43 0.501 91.88 2008.43 0.505 92.38 2009.43 0.509 92.87 2010.43 0.513 93.36 2011.43 0.517 93.84 2012.43 0.520 94.31 2013.43 0.524 94.78 2014.43 0.527 95.24 2015.43 0.530 95.70 2016.43 0.533 96.15 2017.43 0.536 96.59 2018.43 0.539 97.03 2019.43 0.541 97.47 2020.43 0.543 97.90 2021.43 0.545 98.33 2022.43 0.547 98.76 2023.43 0.548 99.19 2024.43 0.549 99.61 2025.43 0.550 100.03 2026.43 0.550 100.45 2027.43 0.550 100.87 2028.43 0.550 101.29 2029.43 0.549 101.72 2030.43 0.548 102.14 2031.43 0.547 102.56 2032.43 0.545 102.99 2033.43 0.542 103.42 2034.43 0.539 103.86 2035.43 0.536 104.30 2036.43 0.532 104.74 2037.43 0.528 105.20 2038.43 0.523 105.66 2039.43 0.517 106.13 2040.43 0.510 106.61 2041.43 0.503 107.11 2042.43 0.496 107.62 2043.43 0.487 108.14 2044.43 0.478 108.69 2045.43 0.468 109.26 2046.43 0.458 109.85 2047.43 0.446 110.48 2048.43 0.434 111.13 2049.43 0.421 111.83 2050.43 0.407 112.57 2051.43 0.392 113.37 2052.43 0.377 114.23 2053.43 0.361 115.17 2054.43 0.344 116.19 2055.43 0.326 117.32 2056.43 0.308 118.59 2057.43 0.290 120.01 2058.43 0.270 121.64 2059.43 0.251 123.51 2060.43 0.231 125.71 2061.43 0.211 128.32 2062.43 0.191 131.47 2063.43 0.172 135.34 2064.43 0.153 140.20 2065.43 0.135 146.38 2066.43 0.119 154.35 2067.43 0.105 164.57 2068.43 0.096 177.24 2069.43 0.092 191.79 2070.43 0.094 206.64 2071.43 0.102 220.04 2072.43 0.114 231.05 2073.43 0.130 239.69 2074.43 0.147 246.39 2075.43 0.166 251.60 2076.43 0.186 255.73 2077.43 0.206 259.06 2078.43 0.227 261.78 2079.43 0.248 264.04 2080.43 0.269 265.96 2081.43 0.290 267.59 2082.43 0.310 269.01 2083.43 0.331 270.25 2084.43 0.352 271.34 2085.43 0.372 272.31 2086.43 0.392 273.19 2087.43 0.412 273.97 2088.43 0.432 274.69 2089.43 0.452 275.34 2090.43 0.471 275.94 2091.43 0.490 276.49 2092.43 0.509 277.00 2093.43 0.528 277.47 2094.43 0.546 277.91 2095.43 0.564 278.33 2096.43 0.582 278.71 2097.43 0.600 279.08 2098.43 0.617 279.42 2099.43 0.635 279.75 2100.43 0.652 280.05 2101.43 0.668 280.35 2102.43 0.685 280.63 2103.43 0.701 280.89 2104.43 0.717 281.14 2105.43 0.733 281.39 2106.43 0.749 281.62 2107.43 0.764 281.84 2108.43 0.779 282.05 2109.43 0.794 282.26 2110.43 0.809 282.46 2111.43 0.823 282.65 2112.43 0.838 282.83 2113.43 0.852 283.01 2114.43 0.866 283.18 2115.43 0.880 283.35 2116.43 0.893 283.51 2117.43 0.907 283.67 2118.43 0.920 283.82 2119.43 0.933 283.97 2120.43 0.946 284.12 2121.43 0.958 284.26 2122.43 0.971 284.39 2123.43 0.983 284.53 2124.43 0.995 284.66 2125.43 1.007 284.78 2126.43 1.019 284.91 2127.43 1.031 285.03 2128.43 1.042 285.15 2129.43 1.054 285.26 2130.43 1.065 285.38 2131.43 1.076 285.49 2132.43 1.087 285.60 2133.43 1.098 285.70 2134.43 1.108 285.81 2135.43 1.119 285.91 2136.43 1.129 286.01 2137.43 1.139 286.11 2138.43 1.149 286.21 2139.43 1.159 286.30 2140.43 1.169 286.40 2141.43 1.179 286.49 2142.43 1.188 286.58 2143.43 1.198 286.67 2144.43 1.207 286.76 2145.43 1.216 286.84 2146.43 1.225 286.93 2147.43 1.234 287.01 2148.43 1.243 287.10 2149.43 1.252 287.18 2150.43 1.260 287.26 2151.43 1.269 287.34 2152.43 1.277 287.42 2153.43 1.285 287.50 2154.43 1.294 287.57 2155.43 1.302 287.65 2156.43 1.310 287.72 2157.43 1.317 287.80 2158.43 1.325 287.87 2159.43 1.333 287.94 2160.43 1.340 288.01 2161.43 1.347 288.08 2162.43 1.355 288.15 2163.43 1.362 288.22 2164.43 1.369 288.29 2165.43 1.376 288.36 2166.43 1.383 288.42 2167.43 1.390 288.49 2168.43 1.397 288.56 2169.43 1.403 288.62 2170.43 1.410 288.69 2171.43 1.416 288.75 2172.43 1.422 288.81 2173.43 1.429 288.88 2174.43 1.435 288.94 2175.43 1.441 289.00 2176.43 1.447 289.06 2177.43 1.453 289.12 2178.43 1.459 289.18 2179.43 1.465 289.24 2180.43 1.470 289.30 2181.43 1.476 289.36 2182.43 1.481 289.42 2183.43 1.487 289.47 2184.43 1.492 289.53 2185.43 1.497 289.59 2186.43 1.503 289.64 2187.43 1.508 289.70 2188.43 1.513 289.76 2189.43 1.518 289.81 2190.43 1.523 289.87 2191.43 1.527 289.92 2192.43 1.532 289.98 2193.43 1.537 290.03 2194.43 1.541 290.08 2195.43 1.546 290.14 2196.43 1.550 290.19 2197.43 1.555 290.24 2198.43 1.559 290.30 2199.43 1.563 290.35 2200.43 1.568 290.40 2201.43 1.572 290.45 2202.43 1.576 290.50 2203.43 1.580 290.55 2204.43 1.584 290.61 2205.43 1.587 290.66 2206.43 1.591 290.71 2207.43 1.595 290.76 2208.43 1.599 290.81 2209.43 1.602 290.86 2210.43 1.606 290.91 2211.43 1.609 290.96 2212.43 1.613 291.00 2213.43 1.616 291.05 2214.43 1.619 291.10 2215.43 1.622 291.15 2216.43 1.626 291.20 2217.43 1.629 291.25 2218.43 1.632 291.29 2219.43 1.635 291.34 2220.43 1.638 291.39 2221.43 1.641 291.44 2222.43 1.643 291.48 2223.43 1.646 291.53 2224.43 1.649 291.58 2225.43 1.651 291.63 2226.43 1.654 291.67 2227.43 1.657 291.72 2228.43 1.659 291.76 2229.43 1.661 291.81 2230.43 1.664 291.86 2231.43 1.666 291.90 2232.43 1.668 291.95 2233.43 1.671 291.99 2234.43 1.673 292.04 2235.43 1.675 292.09 2236.43 1.677 292.13 2237.43 1.679 292.18 2238.43 1.681 292.22 2239.43 1.683 292.27 2240.43 1.685 292.31 2241.43 1.686 292.36 2242.43 1.688 292.40 2243.43 1.690 292.44 2244.43 1.691 292.49 2245.43 1.693 292.53 2246.43 1.695 292.58 2247.43 1.696 292.62 2248.43 1.698 292.67 2249.43 1.699 292.71 2250.43 1.700 292.75 2251.43 1.702 292.80 2252.43 1.703 292.84 2253.43 1.704 292.89 2254.43 1.705 292.93 2255.43 1.706 292.97 2256.43 1.707 293.02 2257.43 1.708 293.06 2258.43 1.709 293.11 2259.43 1.710 293.15 2260.43 1.711 293.19 2261.43 1.712 293.24 2262.43 1.713 293.28 2263.43 1.714 293.32 2264.43 1.714 293.37 2265.43 1.715 293.41 2266.43 1.716 293.45 2267.43 1.716 293.50 2268.43 1.717 293.54 2269.43 1.717 293.58 2270.43 1.718 293.63 2271.43 1.718 293.67 2272.43 1.719 293.71 2273.43 1.719 293.75 2274.43 1.719 293.80 2275.43 1.719 293.84 2276.43 1.720 293.88 2277.43 1.720 293.93 2278.43 1.720 293.97 2279.43 1.720 294.01 2280.43 1.720 294.06 2281.43 1.720 294.10 2282.43 1.720 294.14 2283.43 1.720 294.18 2284.43 1.720 294.23 2285.43 1.720 294.27 2286.43 1.720 294.31 2287.43 1.719 294.36 2288.43 1.719 294.40 2289.43 1.719 294.44 2290.43 1.718 294.49 2291.43 1.718 294.53 2292.43 1.718 294.57 2293.43 1.717 294.62 2294.43 1.717 294.66 2295.43 1.716 294.70 2296.43 1.716 294.75 2297.43 1.715 294.79 2298.43 1.714 294.83 2299.43 1.714 294.88 2300.43 1.713 294.92 2301.43 1.712 294.96 2302.43 1.711 295.01 2303.43 1.711 295.05 2304.43 1.710 295.09 2305.43 1.709 295.14 2306.43 1.708 295.18 2307.43 1.707 295.22 2308.43 1.706 295.27 2309.43 1.705 295.31 2310.43 1.704 295.35 2311.43 1.703 295.40 2312.43 1.702 295.44 2313.43 1.700 295.49 2314.43 1.699 295.53 2315.43 1.698 295.57 2316.43 1.697 295.62 2317.43 1.695 295.66 2318.43 1.694 295.71 2319.43 1.693 295.75 2320.43 1.691 295.80 2321.43 1.690 295.84 2322.43 1.688 295.89 2323.43 1.687 295.93 2324.43 1.685 295.97 2325.43 1.684 296.02 2326.43 1.682 296.06 2327.43 1.680 296.11 2328.43 1.679 296.15 2329.43 1.677 296.20 2330.43 1.675 296.25 2331.43 1.674 296.29 2332.43 1.672 296.34 2333.43 1.670 296.38 2334.43 1.668 296.43 2335.43 1.666 296.47 2336.43 1.664 296.52 2337.43 1.662 296.57 2338.43 1.660 296.61 2339.43 1.658 296.66 2340.43 1.656 296.70 2341.43 1.654 296.75 2342.43 1.652 296.80 2343.43 1.650 296.84 2344.43 1.648 296.89 2345.43 1.645 296.94 2346.43 1.643 296.98 2347.43 1.641 297.03 2348.43 1.639 297.08 2349.43 1.636 297.13 2350.43 1.634 297.17 2351.43 1.632 297.22 2352.43 1.629 297.27 2353.43 1.627 297.32 2354.43 1.624 297.37 2355.43 1.622 297.41 2356.43 1.619 297.46 2357.43 1.617 297.51 2358.43 1.614 297.56 2359.43 1.611 297.61 2360.43 1.609 297.66 2361.43 1.606 297.71 2362.43 1.603 297.76 2363.43 1.601 297.81 2364.43 1.598 297.86 2365.43 1.595 297.91 2366.43 1.592 297.96 2367.43 1.589 298.01
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 18:07:19 |