| WDS: | STF1527 | WDS ID/Discoverer |
| P: | 415.000 | Orbital period (years) |
| a: | 2.225 | Semi-major axis (arcseconds) |
| i: | 55.6 | Inclination (degrees) |
| Ω: | 188.0 | Longitude of ascending node (degrees) |
| T: | 2010.503 | Epoch of periastron passage (year) |
| e: | 0.8511 | Eccentricity |
| ω: | 0.5 | Longitude of periastron (degrees) |
| Start-Year: | 1817.5 | Year |
| End-Year: | 2232.5 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF1527 |
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| Position: | 111859.91+141606.9 | Epoch-2000 right ascension and declination |
| WDS-ID: | 11190+1416 | WDS designation |
| Discoverer Code: | STF1527 | Discover designation and components |
| ADS number: | 8128 | Aitken Double Star catalog |
| HD number: | 98354 | HD catalog number |
| Hipparcos number: | 55254 | Hipparcos catalog number |
| V1: | 7.01 | Magnitude of the primary |
| V2: | 7.99 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2012 | Date of last observation |
| Orbit grade: | 3 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Tok2012b | 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 0.759 324.58 -------------------------- 1817.50 4.103 9.37 1818.50 4.101 9.45 1819.50 4.098 9.53 1820.50 4.096 9.60 1821.50 4.093 9.68 1822.50 4.090 9.75 1823.50 4.088 9.83 1824.50 4.085 9.91 1825.50 4.081 9.98 1826.50 4.078 10.06 1827.50 4.075 10.14 1828.50 4.071 10.21 1829.50 4.067 10.29 1830.50 4.063 10.37 1831.50 4.059 10.44 1832.50 4.055 10.52 1833.50 4.051 10.60 1834.50 4.046 10.68 1835.50 4.042 10.75 1836.50 4.037 10.83 1837.50 4.032 10.91 1838.50 4.027 10.99 1839.50 4.022 11.07 1840.50 4.016 11.15 1841.50 4.011 11.23 1842.50 4.005 11.30 1843.50 3.999 11.38 1844.50 3.993 11.46 1845.50 3.987 11.54 1846.50 3.981 11.62 1847.50 3.974 11.70 1848.50 3.968 11.79 1849.50 3.961 11.87 1850.50 3.954 11.95 1851.50 3.947 12.03 1852.50 3.940 12.11 1853.50 3.933 12.19 1854.50 3.925 12.28 1855.50 3.918 12.36 1856.50 3.910 12.44 1857.50 3.902 12.53 1858.50 3.894 12.61 1859.50 3.886 12.69 1860.50 3.877 12.78 1861.50 3.869 12.86 1862.50 3.860 12.95 1863.50 3.851 13.03 1864.50 3.842 13.12 1865.50 3.833 13.21 1866.50 3.824 13.29 1867.50 3.814 13.38 1868.50 3.805 13.47 1869.50 3.795 13.56 1870.50 3.785 13.65 1871.50 3.775 13.73 1872.50 3.764 13.82 1873.50 3.754 13.91 1874.50 3.743 14.01 1875.50 3.733 14.10 1876.50 3.722 14.19 1877.50 3.710 14.28 1878.50 3.699 14.37 1879.50 3.688 14.47 1880.50 3.676 14.56 1881.50 3.664 14.66 1882.50 3.652 14.75 1883.50 3.640 14.85 1884.50 3.628 14.94 1885.50 3.615 15.04 1886.50 3.603 15.14 1887.50 3.590 15.24 1888.50 3.577 15.34 1889.50 3.564 15.44 1890.50 3.550 15.54 1891.50 3.537 15.64 1892.50 3.523 15.74 1893.50 3.509 15.84 1894.50 3.495 15.95 1895.50 3.481 16.05 1896.50 3.466 16.16 1897.50 3.452 16.26 1898.50 3.437 16.37 1899.50 3.422 16.48 1900.50 3.407 16.59 1901.50 3.391 16.70 1902.50 3.376 16.81 1903.50 3.360 16.92 1904.50 3.344 17.04 1905.50 3.328 17.15 1906.50 3.312 17.27 1907.50 3.295 17.38 1908.50 3.278 17.50 1909.50 3.261 17.62 1910.50 3.244 17.74 1911.50 3.227 17.86 1912.50 3.209 17.98 1913.50 3.191 18.11 1914.50 3.173 18.23 1915.50 3.155 18.36 1916.50 3.137 18.49 1917.50 3.118 18.62 1918.50 3.099 18.75 1919.50 3.080 18.89 1920.50 3.061 19.02 1921.50 3.041 19.16 1922.50 3.022 19.30 1923.50 3.002 19.44 1924.50 2.982 19.58 1925.50 2.961 19.72 1926.50 2.940 19.87 1927.50 2.919 20.02 1928.50 2.898 20.17 1929.50 2.877 20.32 1930.50 2.855 20.48 1931.50 2.833 20.63 1932.50 2.811 20.79 1933.50 2.789 20.96 1934.50 2.766 21.12 1935.50 2.743 21.29 1936.50 2.720 21.46 1937.50 2.697 21.63 1938.50 2.673 21.81 1939.50 2.649 21.99 1940.50 2.625 22.17 1941.50 2.600 22.36 1942.50 2.576 22.55 1943.50 2.551 22.74 1944.50 2.525 22.94 1945.50 2.500 23.14 1946.50 2.474 23.35 1947.50 2.447 23.56 1948.50 2.421 23.77 1949.50 2.394 23.99 1950.50 2.367 24.22 1951.50 2.339 24.45 1952.50 2.311 24.69 1953.50 2.283 24.93 1954.50 2.255 25.17 1955.50 2.226 25.43 1956.50 2.196 25.69 1957.50 2.167 25.96 1958.50 2.137 26.23 1959.50 2.107 26.51 1960.50 2.076 26.81 1961.50 2.045 27.11 1962.50 2.014 27.41 1963.50 1.982 27.73 1964.50 1.950 28.06 1965.50 1.917 28.40 1966.50 1.884 28.76 1967.50 1.850 29.12 1968.50 1.817 29.50 1969.50 1.782 29.89 1970.50 1.747 30.30 1971.50 1.712 30.73 1972.50 1.677 31.17 1973.50 1.640 31.64 1974.50 1.604 32.12 1975.50 1.566 32.63 1976.50 1.529 33.16 1977.50 1.491 33.72 1978.50 1.452 34.31 1979.50 1.412 34.93 1980.50 1.373 35.58 1981.50 1.332 36.28 1982.50 1.291 37.02 1983.50 1.250 37.81 1984.50 1.207 38.66 1985.50 1.164 39.56 1986.50 1.121 40.54 1987.50 1.077 41.59 1988.50 1.032 42.74 1989.50 0.987 43.99 1990.50 0.941 45.36 1991.50 0.894 46.87 1992.50 0.847 48.55 1993.50 0.800 50.43 1994.50 0.752 52.55 1995.50 0.703 54.96 1996.50 0.654 57.73 1997.50 0.606 60.95 1998.50 0.557 64.72 1999.50 0.510 69.20 2000.50 0.464 74.59 2001.50 0.420 81.13 2002.50 0.381 89.11 2003.50 0.347 98.79 2004.50 0.321 110.29 2005.50 0.305 123.36 2006.50 0.301 137.31 2007.50 0.306 151.19 2008.50 0.317 164.32 2009.50 0.327 176.56 2010.50 0.331 188.25 2011.50 0.326 199.99 2012.50 0.315 212.37 2013.50 0.303 225.74 2014.50 0.298 239.91 2015.50 0.303 254.12 2016.50 0.320 267.36 2017.50 0.347 278.92 2018.50 0.382 288.57 2019.50 0.423 296.48 2020.50 0.467 302.94 2021.50 0.514 308.25 2022.50 0.563 312.65 2023.50 0.612 316.35 2024.50 0.661 319.50 2025.50 0.710 322.22 2026.50 0.759 324.58 2027.50 0.808 326.66 2028.50 0.856 328.50 2029.50 0.903 330.15 2030.50 0.950 331.63 2031.50 0.996 332.98 2032.50 1.042 334.20 2033.50 1.087 335.33 2034.50 1.131 336.36 2035.50 1.175 337.32 2036.50 1.218 338.21 2037.50 1.261 339.04 2038.50 1.302 339.81 2039.50 1.344 340.54 2040.50 1.384 341.23 2041.50 1.424 341.87 2042.50 1.464 342.48 2043.50 1.502 343.06 2044.50 1.541 343.61 2045.50 1.579 344.14 2046.50 1.616 344.64 2047.50 1.653 345.11 2048.50 1.689 345.57 2049.50 1.725 346.01 2050.50 1.760 346.43 2051.50 1.795 346.83 2052.50 1.829 347.22 2053.50 1.863 347.59 2054.50 1.897 347.95 2055.50 1.930 348.30 2056.50 1.962 348.64 2057.50 1.995 348.96 2058.50 2.027 349.28 2059.50 2.058 349.58 2060.50 2.089 349.88 2061.50 2.120 350.17 2062.50 2.150 350.45 2063.50 2.180 350.72 2064.50 2.209 350.98 2065.50 2.239 351.24 2066.50 2.268 351.49 2067.50 2.296 351.74 2068.50 2.324 351.97 2069.50 2.352 352.21 2070.50 2.380 352.43 2071.50 2.407 352.66 2072.50 2.434 352.87 2073.50 2.460 353.09 2074.50 2.486 353.30 2075.50 2.512 353.50 2076.50 2.538 353.70 2077.50 2.563 353.89 2078.50 2.588 354.09 2079.50 2.613 354.28 2080.50 2.638 354.46 2081.50 2.662 354.64 2082.50 2.686 354.82 2083.50 2.709 354.99 2084.50 2.733 355.17 2085.50 2.756 355.34 2086.50 2.779 355.50 2087.50 2.801 355.67 2088.50 2.824 355.83 2089.50 2.846 355.99 2090.50 2.868 356.14 2091.50 2.889 356.30 2092.50 2.911 356.45 2093.50 2.932 356.60 2094.50 2.952 356.74 2095.50 2.973 356.89 2096.50 2.993 357.03 2097.50 3.014 357.17 2098.50 3.033 357.31 2099.50 3.053 357.45 2100.50 3.073 357.59 2101.50 3.092 357.72 2102.50 3.111 357.85 2103.50 3.130 357.98 2104.50 3.148 358.11 2105.50 3.167 358.24 2106.50 3.185 358.37 2107.50 3.203 358.49 2108.50 3.220 358.61 2109.50 3.238 358.74 2110.50 3.255 358.86 2111.50 3.272 358.98 2112.50 3.289 359.10 2113.50 3.306 359.21 2114.50 3.322 359.33 2115.50 3.338 359.44 2116.50 3.355 359.56 2117.50 3.370 359.67 2118.50 3.386 359.78 2119.50 3.402 359.89 2120.50 3.417 0.00 2121.50 3.432 0.11 2122.50 3.447 0.22 2123.50 3.462 0.32 2124.50 3.476 0.43 2125.50 3.491 0.54 2126.50 3.505 0.64 2127.50 3.519 0.74 2128.50 3.533 0.85 2129.50 3.546 0.95 2130.50 3.560 1.05 2131.50 3.573 1.15 2132.50 3.586 1.25 2133.50 3.599 1.35 2134.50 3.612 1.44 2135.50 3.624 1.54 2136.50 3.637 1.64 2137.50 3.649 1.73 2138.50 3.661 1.83 2139.50 3.673 1.92 2140.50 3.684 2.02 2141.50 3.696 2.11 2142.50 3.707 2.20 2143.50 3.718 2.30 2144.50 3.729 2.39 2145.50 3.740 2.48 2146.50 3.751 2.57 2147.50 3.762 2.66 2148.50 3.772 2.75 2149.50 3.782 2.84 2150.50 3.792 2.93 2151.50 3.802 3.02 2152.50 3.812 3.11 2153.50 3.821 3.19 2154.50 3.831 3.28 2155.50 3.840 3.37 2156.50 3.849 3.45 2157.50 3.858 3.54 2158.50 3.867 3.62 2159.50 3.875 3.71 2160.50 3.884 3.79 2161.50 3.892 3.88 2162.50 3.900 3.96 2163.50 3.908 4.05 2164.50 3.916 4.13 2165.50 3.924 4.21 2166.50 3.931 4.29 2167.50 3.938 4.38 2168.50 3.946 4.46 2169.50 3.953 4.54 2170.50 3.960 4.62 2171.50 3.966 4.70 2172.50 3.973 4.78 2173.50 3.979 4.86 2174.50 3.986 4.94 2175.50 3.992 5.02 2176.50 3.998 5.10 2177.50 4.004 5.18 2178.50 4.009 5.26 2179.50 4.015 5.34 2180.50 4.020 5.42 2181.50 4.026 5.50 2182.50 4.031 5.58 2183.50 4.036 5.66 2184.50 4.040 5.73 2185.50 4.045 5.81 2186.50 4.050 5.89 2187.50 4.054 5.97 2188.50 4.058 6.05 2189.50 4.062 6.12 2190.50 4.066 6.20 2191.50 4.070 6.28 2192.50 4.074 6.35 2193.50 4.077 6.43 2194.50 4.081 6.51 2195.50 4.084 6.58 2196.50 4.087 6.66 2197.50 4.090 6.74 2198.50 4.093 6.81 2199.50 4.095 6.89 2200.50 4.098 6.96 2201.50 4.100 7.04 2202.50 4.102 7.12 2203.50 4.104 7.19 2204.50 4.106 7.27 2205.50 4.108 7.34 2206.50 4.110 7.42 2207.50 4.111 7.49 2208.50 4.113 7.57 2209.50 4.114 7.64 2210.50 4.115 7.72 2211.50 4.116 7.79 2212.50 4.117 7.87 2213.50 4.117 7.94 2214.50 4.118 8.02 2215.50 4.118 8.09 2216.50 4.119 8.17 2217.50 4.119 8.24 2218.50 4.119 8.32 2219.50 4.118 8.39 2220.50 4.118 8.47 2221.50 4.118 8.55 2222.50 4.117 8.62 2223.50 4.116 8.70 2224.50 4.115 8.77 2225.50 4.114 8.85 2226.50 4.113 8.92 2227.50 4.112 9.00 2228.50 4.110 9.07 2229.50 4.109 9.15 2230.50 4.107 9.22 2231.50 4.105 9.30
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 16:36:42 |