| WDS: | STF1863 | WDS ID/Discoverer |
| P: | 538.000 | Orbital period (years) |
| a: | 1.08 | Semi-major axis (arcseconds) |
| i: | 108.2 | Inclination (degrees) |
| Ω: | 140.2 | Longitude of ascending node (degrees) |
| T: | 1774.300 | Epoch of periastron passage (year) |
| e: | 0.91 | Eccentricity |
| ω: | 269.0 | Longitude of periastron (degrees) |
| Start-Year: | 1756.0 | Year |
| End-Year: | 2294.0 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF1863 |
||
| Position: | 143800.71+513442.1 | Epoch-2000 right ascension and declination |
| WDS-ID: | 14380+5135 | WDS designation |
| Discoverer Code: | STF1863 | Discover designation and components |
| ADS number: | 9329 | Aitken Double Star catalog |
| HD number: | 128941 | HD catalog number |
| Hipparcos number: | 71548 | Hipparcos catalog number |
| V1: | 7.71 | Magnitude of the primary |
| V2: | 7.80 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2010 | 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: | Zir2013a | 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 0.647 57.46 -------------------------- 1756.00 0.378 337.92 1757.00 0.370 337.19 1758.00 0.362 336.44 1759.00 0.353 335.65 1760.00 0.343 334.81 1761.00 0.333 333.93 1762.00 0.322 332.99 1763.00 0.310 331.98 1764.00 0.298 330.88 1765.00 0.284 329.69 1766.00 0.269 328.36 1767.00 0.252 326.87 1768.00 0.232 325.14 1769.00 0.211 323.09 1770.00 0.186 320.51 1771.00 0.156 317.04 1772.00 0.120 311.70 1773.00 0.078 301.01 1774.00 0.036 262.63 1775.00 0.048 177.43 1776.00 0.093 154.93 1777.00 0.134 146.92 1778.00 0.168 142.46 1779.00 0.197 139.40 1780.00 0.221 137.09 1781.00 0.243 135.21 1782.00 0.262 133.62 1783.00 0.279 132.23 1784.00 0.294 131.00 1785.00 0.309 129.89 1786.00 0.322 128.87 1787.00 0.334 127.93 1788.00 0.345 127.06 1789.00 0.356 126.23 1790.00 0.366 125.46 1791.00 0.375 124.72 1792.00 0.384 124.02 1793.00 0.392 123.34 1794.00 0.400 122.70 1795.00 0.408 122.08 1796.00 0.415 121.48 1797.00 0.422 120.91 1798.00 0.428 120.35 1799.00 0.435 119.80 1800.00 0.441 119.28 1801.00 0.447 118.76 1802.00 0.452 118.26 1803.00 0.458 117.77 1804.00 0.463 117.30 1805.00 0.468 116.83 1806.00 0.473 116.37 1807.00 0.477 115.92 1808.00 0.482 115.48 1809.00 0.486 115.05 1810.00 0.490 114.63 1811.00 0.494 114.21 1812.00 0.498 113.80 1813.00 0.502 113.40 1814.00 0.506 113.00 1815.00 0.510 112.61 1816.00 0.513 112.22 1817.00 0.517 111.84 1818.00 0.520 111.46 1819.00 0.523 111.09 1820.00 0.526 110.73 1821.00 0.529 110.36 1822.00 0.532 110.01 1823.00 0.535 109.65 1824.00 0.538 109.30 1825.00 0.541 108.95 1826.00 0.544 108.61 1827.00 0.546 108.27 1828.00 0.549 107.93 1829.00 0.551 107.60 1830.00 0.554 107.27 1831.00 0.556 106.94 1832.00 0.558 106.61 1833.00 0.561 106.29 1834.00 0.563 105.97 1835.00 0.565 105.65 1836.00 0.567 105.33 1837.00 0.569 105.02 1838.00 0.571 104.71 1839.00 0.573 104.40 1840.00 0.575 104.09 1841.00 0.577 103.79 1842.00 0.579 103.49 1843.00 0.580 103.19 1844.00 0.582 102.89 1845.00 0.584 102.59 1846.00 0.585 102.29 1847.00 0.587 102.00 1848.00 0.589 101.71 1849.00 0.590 101.42 1850.00 0.592 101.13 1851.00 0.593 100.84 1852.00 0.595 100.55 1853.00 0.596 100.27 1854.00 0.597 99.98 1855.00 0.599 99.70 1856.00 0.600 99.42 1857.00 0.601 99.14 1858.00 0.603 98.86 1859.00 0.604 98.58 1860.00 0.605 98.31 1861.00 0.606 98.03 1862.00 0.608 97.76 1863.00 0.609 97.48 1864.00 0.610 97.21 1865.00 0.611 96.94 1866.00 0.612 96.67 1867.00 0.613 96.40 1868.00 0.614 96.13 1869.00 0.615 95.86 1870.00 0.616 95.60 1871.00 0.617 95.33 1872.00 0.618 95.07 1873.00 0.619 94.80 1874.00 0.620 94.54 1875.00 0.621 94.27 1876.00 0.621 94.01 1877.00 0.622 93.75 1878.00 0.623 93.49 1879.00 0.624 93.23 1880.00 0.625 92.97 1881.00 0.625 92.71 1882.00 0.626 92.45 1883.00 0.627 92.20 1884.00 0.628 91.94 1885.00 0.628 91.68 1886.00 0.629 91.43 1887.00 0.630 91.17 1888.00 0.630 90.92 1889.00 0.631 90.66 1890.00 0.632 90.41 1891.00 0.632 90.16 1892.00 0.633 89.90 1893.00 0.633 89.65 1894.00 0.634 89.40 1895.00 0.635 89.15 1896.00 0.635 88.90 1897.00 0.636 88.65 1898.00 0.636 88.40 1899.00 0.637 88.15 1900.00 0.637 87.90 1901.00 0.638 87.65 1902.00 0.638 87.40 1903.00 0.639 87.15 1904.00 0.639 86.91 1905.00 0.639 86.66 1906.00 0.640 86.41 1907.00 0.640 86.17 1908.00 0.641 85.92 1909.00 0.641 85.67 1910.00 0.641 85.43 1911.00 0.642 85.18 1912.00 0.642 84.94 1913.00 0.643 84.69 1914.00 0.643 84.45 1915.00 0.643 84.20 1916.00 0.644 83.96 1917.00 0.644 83.71 1918.00 0.644 83.47 1919.00 0.644 83.23 1920.00 0.645 82.98 1921.00 0.645 82.74 1922.00 0.645 82.50 1923.00 0.646 82.26 1924.00 0.646 82.01 1925.00 0.646 81.77 1926.00 0.646 81.53 1927.00 0.647 81.29 1928.00 0.647 81.05 1929.00 0.647 80.80 1930.00 0.647 80.56 1931.00 0.647 80.32 1932.00 0.648 80.08 1933.00 0.648 79.84 1934.00 0.648 79.60 1935.00 0.648 79.36 1936.00 0.648 79.12 1937.00 0.649 78.88 1938.00 0.649 78.64 1939.00 0.649 78.40 1940.00 0.649 78.16 1941.00 0.649 77.92 1942.00 0.649 77.68 1943.00 0.649 77.44 1944.00 0.650 77.20 1945.00 0.650 76.96 1946.00 0.650 76.72 1947.00 0.650 76.48 1948.00 0.650 76.24 1949.00 0.650 76.00 1950.00 0.650 75.76 1951.00 0.650 75.52 1952.00 0.650 75.28 1953.00 0.650 75.04 1954.00 0.650 74.81 1955.00 0.651 74.57 1956.00 0.651 74.33 1957.00 0.651 74.09 1958.00 0.651 73.85 1959.00 0.651 73.61 1960.00 0.651 73.37 1961.00 0.651 73.13 1962.00 0.651 72.90 1963.00 0.651 72.66 1964.00 0.651 72.42 1965.00 0.651 72.18 1966.00 0.651 71.94 1967.00 0.651 71.70 1968.00 0.651 71.47 1969.00 0.651 71.23 1970.00 0.651 70.99 1971.00 0.651 70.75 1972.00 0.651 70.51 1973.00 0.651 70.27 1974.00 0.651 70.03 1975.00 0.651 69.80 1976.00 0.651 69.56 1977.00 0.651 69.32 1978.00 0.651 69.08 1979.00 0.651 68.84 1980.00 0.651 68.60 1981.00 0.651 68.37 1982.00 0.651 68.13 1983.00 0.651 67.89 1984.00 0.651 67.65 1985.00 0.651 67.41 1986.00 0.651 67.17 1987.00 0.651 66.93 1988.00 0.651 66.70 1989.00 0.651 66.46 1990.00 0.651 66.22 1991.00 0.651 65.98 1992.00 0.650 65.74 1993.00 0.650 65.50 1994.00 0.650 65.26 1995.00 0.650 65.02 1996.00 0.650 64.78 1997.00 0.650 64.55 1998.00 0.650 64.31 1999.00 0.650 64.07 2000.00 0.650 63.83 2001.00 0.650 63.59 2002.00 0.650 63.35 2003.00 0.650 63.11 2004.00 0.650 62.87 2005.00 0.650 62.63 2006.00 0.649 62.39 2007.00 0.649 62.15 2008.00 0.649 61.91 2009.00 0.649 61.67 2010.00 0.649 61.43 2011.00 0.649 61.19 2012.00 0.649 60.95 2013.00 0.649 60.71 2014.00 0.649 60.47 2015.00 0.649 60.23 2016.00 0.649 59.99 2017.00 0.648 59.75 2018.00 0.648 59.51 2019.00 0.648 59.27 2020.00 0.648 59.03 2021.00 0.648 58.79 2022.00 0.648 58.55 2023.00 0.648 58.31 2024.00 0.648 58.07 2025.00 0.648 57.83 2026.00 0.647 57.58 2027.00 0.647 57.34 2028.00 0.647 57.10 2029.00 0.647 56.86 2030.00 0.647 56.62 2031.00 0.647 56.38 2032.00 0.647 56.14 2033.00 0.647 55.89 2034.00 0.646 55.65 2035.00 0.646 55.41 2036.00 0.646 55.17 2037.00 0.646 54.93 2038.00 0.646 54.68 2039.00 0.646 54.44 2040.00 0.646 54.20 2041.00 0.646 53.96 2042.00 0.645 53.71 2043.00 0.645 53.47 2044.00 0.645 53.23 2045.00 0.645 52.99 2046.00 0.645 52.74 2047.00 0.645 52.50 2048.00 0.645 52.26 2049.00 0.644 52.01 2050.00 0.644 51.77 2051.00 0.644 51.53 2052.00 0.644 51.28 2053.00 0.644 51.04 2054.00 0.644 50.79 2055.00 0.644 50.55 2056.00 0.643 50.31 2057.00 0.643 50.06 2058.00 0.643 49.82 2059.00 0.643 49.57 2060.00 0.643 49.33 2061.00 0.643 49.08 2062.00 0.642 48.84 2063.00 0.642 48.59 2064.00 0.642 48.35 2065.00 0.642 48.10 2066.00 0.642 47.86 2067.00 0.642 47.61 2068.00 0.641 47.37 2069.00 0.641 47.12 2070.00 0.641 46.88 2071.00 0.641 46.63 2072.00 0.641 46.38 2073.00 0.641 46.14 2074.00 0.640 45.89 2075.00 0.640 45.65 2076.00 0.640 45.40 2077.00 0.640 45.15 2078.00 0.640 44.91 2079.00 0.640 44.66 2080.00 0.639 44.41 2081.00 0.639 44.16 2082.00 0.639 43.92 2083.00 0.639 43.67 2084.00 0.639 43.42 2085.00 0.639 43.17 2086.00 0.638 42.93 2087.00 0.638 42.68 2088.00 0.638 42.43 2089.00 0.638 42.18 2090.00 0.638 41.93 2091.00 0.637 41.68 2092.00 0.637 41.44 2093.00 0.637 41.19 2094.00 0.637 40.94 2095.00 0.637 40.69 2096.00 0.637 40.44 2097.00 0.636 40.19 2098.00 0.636 39.94 2099.00 0.636 39.69 2100.00 0.636 39.44 2101.00 0.636 39.19 2102.00 0.635 38.94 2103.00 0.635 38.69 2104.00 0.635 38.44 2105.00 0.635 38.19 2106.00 0.635 37.94 2107.00 0.634 37.69 2108.00 0.634 37.43 2109.00 0.634 37.18 2110.00 0.634 36.93 2111.00 0.633 36.68 2112.00 0.633 36.43 2113.00 0.633 36.17 2114.00 0.633 35.92 2115.00 0.633 35.67 2116.00 0.632 35.42 2117.00 0.632 35.16 2118.00 0.632 34.91 2119.00 0.632 34.66 2120.00 0.631 34.40 2121.00 0.631 34.15 2122.00 0.631 33.90 2123.00 0.631 33.64 2124.00 0.630 33.39 2125.00 0.630 33.13 2126.00 0.630 32.88 2127.00 0.630 32.63 2128.00 0.629 32.37 2129.00 0.629 32.12 2130.00 0.629 31.86 2131.00 0.629 31.60 2132.00 0.628 31.35 2133.00 0.628 31.09 2134.00 0.628 30.84 2135.00 0.628 30.58 2136.00 0.627 30.32 2137.00 0.627 30.07 2138.00 0.627 29.81 2139.00 0.626 29.55 2140.00 0.626 29.29 2141.00 0.626 29.04 2142.00 0.626 28.78 2143.00 0.625 28.52 2144.00 0.625 28.26 2145.00 0.625 28.00 2146.00 0.624 27.74 2147.00 0.624 27.48 2148.00 0.624 27.22 2149.00 0.623 26.96 2150.00 0.623 26.70 2151.00 0.623 26.44 2152.00 0.622 26.18 2153.00 0.622 25.92 2154.00 0.622 25.66 2155.00 0.621 25.40 2156.00 0.621 25.14 2157.00 0.621 24.87 2158.00 0.620 24.61 2159.00 0.620 24.35 2160.00 0.620 24.09 2161.00 0.619 23.82 2162.00 0.619 23.56 2163.00 0.618 23.30 2164.00 0.618 23.03 2165.00 0.618 22.77 2166.00 0.617 22.50 2167.00 0.617 22.24 2168.00 0.616 21.97 2169.00 0.616 21.70 2170.00 0.616 21.44 2171.00 0.615 21.17 2172.00 0.615 20.90 2173.00 0.614 20.64 2174.00 0.614 20.37 2175.00 0.613 20.10 2176.00 0.613 19.83 2177.00 0.612 19.56 2178.00 0.612 19.29 2179.00 0.611 19.02 2180.00 0.611 18.75 2181.00 0.610 18.48 2182.00 0.610 18.21 2183.00 0.609 17.94 2184.00 0.609 17.66 2185.00 0.608 17.39 2186.00 0.608 17.12 2187.00 0.607 16.84 2188.00 0.607 16.57 2189.00 0.606 16.29 2190.00 0.606 16.02 2191.00 0.605 15.74 2192.00 0.604 15.47 2193.00 0.604 15.19 2194.00 0.603 14.91 2195.00 0.602 14.63 2196.00 0.602 14.35 2197.00 0.601 14.08 2198.00 0.601 13.80 2199.00 0.600 13.52 2200.00 0.599 13.23 2201.00 0.598 12.95 2202.00 0.598 12.67 2203.00 0.597 12.39 2204.00 0.596 12.10 2205.00 0.596 11.82 2206.00 0.595 11.53 2207.00 0.594 11.25 2208.00 0.593 10.96 2209.00 0.592 10.67 2210.00 0.592 10.38 2211.00 0.591 10.09 2212.00 0.590 9.80 2213.00 0.589 9.51 2214.00 0.588 9.22 2215.00 0.587 8.93 2216.00 0.586 8.63 2217.00 0.585 8.34 2218.00 0.584 8.05 2219.00 0.583 7.75 2220.00 0.582 7.45 2221.00 0.581 7.15 2222.00 0.580 6.85 2223.00 0.579 6.55 2224.00 0.578 6.25 2225.00 0.577 5.95 2226.00 0.576 5.64 2227.00 0.575 5.34 2228.00 0.574 5.03 2229.00 0.573 4.73 2230.00 0.571 4.42 2231.00 0.570 4.11 2232.00 0.569 3.80 2233.00 0.568 3.48 2234.00 0.566 3.17 2235.00 0.565 2.85 2236.00 0.564 2.54 2237.00 0.562 2.22 2238.00 0.561 1.90 2239.00 0.560 1.57 2240.00 0.558 1.25 2241.00 0.557 0.93 2242.00 0.555 0.60 2243.00 0.553 0.27 2244.00 0.552 359.94 2245.00 0.550 359.61 2246.00 0.549 359.27 2247.00 0.547 358.93 2248.00 0.545 358.59 2249.00 0.543 358.25 2250.00 0.542 357.91 2251.00 0.540 357.56 2252.00 0.538 357.22 2253.00 0.536 356.86 2254.00 0.534 356.51 2255.00 0.532 356.16 2256.00 0.530 355.80 2257.00 0.527 355.43 2258.00 0.525 355.07 2259.00 0.523 354.70 2260.00 0.521 354.33 2261.00 0.518 353.96 2262.00 0.516 353.58 2263.00 0.513 353.20 2264.00 0.511 352.81 2265.00 0.508 352.42 2266.00 0.505 352.03 2267.00 0.502 351.63 2268.00 0.500 351.23 2269.00 0.497 350.82 2270.00 0.494 350.41 2271.00 0.490 349.99 2272.00 0.487 349.57 2273.00 0.484 349.14 2274.00 0.480 348.70 2275.00 0.477 348.26 2276.00 0.473 347.81 2277.00 0.470 347.36 2278.00 0.466 346.90 2279.00 0.462 346.43 2280.00 0.457 345.95 2281.00 0.453 345.46 2282.00 0.449 344.96 2283.00 0.444 344.46 2284.00 0.439 343.94 2285.00 0.434 343.41 2286.00 0.429 342.87 2287.00 0.424 342.31 2288.00 0.418 341.74 2289.00 0.412 341.15 2290.00 0.406 340.55 2291.00 0.399 339.92 2292.00 0.393 339.28 2293.00 0.385 338.61
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 17:07:15 |