| WDS: | STF2900AB | WDS ID/Discoverer |
| P: | 407.100 | Orbital period (years) |
| a: | 2.03 | Semi-major axis (arcseconds) |
| i: | 91.5 | Inclination (degrees) |
| Ω: | 180.4 | Longitude of ascending node (degrees) |
| T: | 2000.070 | Epoch of periastron passage (year) |
| e: | 0.827 | Eccentricity |
| ω: | 220.6 | Longitude of periastron (degrees) |
| Start-Year: | 1821.45 | Year |
| End-Year: | 2228.55 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF2900AB |
||
| Position: | 222339.56+205054.0 | Epoch-2000 right ascension and declination |
| WDS-ID: | 22237+2051 | WDS designation |
| Discoverer Code: | STF2900AB | Discover designation and components |
| ADS number: | 15896 | Aitken Double Star catalog |
| HD number: | 212395 | HD catalog number |
| Hipparcos number: | 110548 | Hipparcos catalog number |
| V1: | 6.28 | Magnitude of the primary |
| V2: | 9.18 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2017 | 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: | Tok2018b | 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 1.356 180.65 -------------------------- 1821.45 2.627 178.93 1822.45 2.618 178.93 1823.45 2.609 178.92 1824.45 2.599 178.91 1825.45 2.590 178.90 1826.45 2.581 178.90 1827.45 2.571 178.89 1828.45 2.562 178.88 1829.45 2.552 178.87 1830.45 2.542 178.86 1831.45 2.532 178.85 1832.45 2.522 178.85 1833.45 2.512 178.84 1834.45 2.502 178.83 1835.45 2.491 178.82 1836.45 2.481 178.81 1837.45 2.470 178.80 1838.45 2.459 178.79 1839.45 2.449 178.78 1840.45 2.438 178.78 1841.45 2.427 178.77 1842.45 2.416 178.76 1843.45 2.404 178.75 1844.45 2.393 178.74 1845.45 2.382 178.73 1846.45 2.370 178.72 1847.45 2.359 178.71 1848.45 2.347 178.70 1849.45 2.335 178.69 1850.45 2.323 178.68 1851.45 2.311 178.67 1852.45 2.299 178.66 1853.45 2.287 178.65 1854.45 2.274 178.64 1855.45 2.262 178.63 1856.45 2.249 178.62 1857.45 2.237 178.61 1858.45 2.224 178.60 1859.45 2.211 178.59 1860.45 2.198 178.58 1861.45 2.185 178.57 1862.45 2.172 178.55 1863.45 2.158 178.54 1864.45 2.145 178.53 1865.45 2.131 178.52 1866.45 2.118 178.51 1867.45 2.104 178.50 1868.45 2.090 178.48 1869.45 2.076 178.47 1870.45 2.062 178.46 1871.45 2.048 178.45 1872.45 2.034 178.43 1873.45 2.019 178.42 1874.45 2.005 178.41 1875.45 1.990 178.39 1876.45 1.975 178.38 1877.45 1.961 178.37 1878.45 1.946 178.35 1879.45 1.931 178.34 1880.45 1.916 178.32 1881.45 1.900 178.31 1882.45 1.885 178.29 1883.45 1.870 178.28 1884.45 1.854 178.26 1885.45 1.838 178.25 1886.45 1.822 178.23 1887.45 1.807 178.21 1888.45 1.791 178.20 1889.45 1.774 178.18 1890.45 1.758 178.16 1891.45 1.742 178.15 1892.45 1.725 178.13 1893.45 1.709 178.11 1894.45 1.692 178.09 1895.45 1.675 178.07 1896.45 1.658 178.05 1897.45 1.641 178.03 1898.45 1.624 178.01 1899.45 1.607 177.99 1900.45 1.590 177.97 1901.45 1.572 177.95 1902.45 1.555 177.93 1903.45 1.537 177.91 1904.45 1.519 177.88 1905.45 1.501 177.86 1906.45 1.483 177.84 1907.45 1.465 177.81 1908.45 1.447 177.79 1909.45 1.428 177.76 1910.45 1.410 177.73 1911.45 1.391 177.71 1912.45 1.372 177.68 1913.45 1.353 177.65 1914.45 1.334 177.62 1915.45 1.315 177.59 1916.45 1.296 177.56 1917.45 1.277 177.52 1918.45 1.257 177.49 1919.45 1.238 177.46 1920.45 1.218 177.42 1921.45 1.198 177.38 1922.45 1.178 177.35 1923.45 1.158 177.31 1924.45 1.138 177.27 1925.45 1.117 177.22 1926.45 1.097 177.18 1927.45 1.076 177.13 1928.45 1.056 177.09 1929.45 1.035 177.04 1930.45 1.014 176.99 1931.45 0.993 176.93 1932.45 0.972 176.88 1933.45 0.950 176.82 1934.45 0.929 176.76 1935.45 0.907 176.70 1936.45 0.886 176.63 1937.45 0.864 176.56 1938.45 0.842 176.49 1939.45 0.820 176.41 1940.45 0.797 176.33 1941.45 0.775 176.24 1942.45 0.753 176.15 1943.45 0.730 176.05 1944.45 0.707 175.95 1945.45 0.684 175.83 1946.45 0.661 175.72 1947.45 0.638 175.59 1948.45 0.615 175.45 1949.45 0.592 175.31 1950.45 0.568 175.15 1951.45 0.545 174.97 1952.45 0.521 174.78 1953.45 0.497 174.58 1954.45 0.473 174.35 1955.45 0.449 174.10 1956.45 0.425 173.81 1957.45 0.400 173.50 1958.45 0.376 173.14 1959.45 0.351 172.74 1960.45 0.327 172.27 1961.45 0.302 171.73 1962.45 0.277 171.09 1963.45 0.252 170.32 1964.45 0.228 169.39 1965.45 0.203 168.22 1966.45 0.178 166.73 1967.45 0.153 164.76 1968.45 0.128 162.03 1969.45 0.104 158.00 1970.45 0.080 151.58 1971.45 0.059 140.14 1972.45 0.042 117.64 1973.45 0.037 79.94 1974.45 0.048 47.77 1975.45 0.067 30.90 1976.45 0.090 22.04 1977.45 0.114 16.81 1978.45 0.138 13.41 1979.45 0.163 11.03 1980.45 0.187 9.27 1981.45 0.212 7.92 1982.45 0.236 6.85 1983.45 0.260 5.97 1984.45 0.283 5.25 1985.45 0.306 4.63 1986.45 0.328 4.09 1987.45 0.349 3.62 1988.45 0.369 3.21 1989.45 0.387 2.83 1990.45 0.403 2.49 1991.45 0.417 2.17 1992.45 0.428 1.87 1993.45 0.435 1.58 1994.45 0.436 1.30 1995.45 0.431 1.01 1996.45 0.418 0.72 1997.45 0.393 0.39 1998.45 0.356 0.01 1999.45 0.305 359.52 2000.45 0.241 358.80 2001.45 0.165 357.46 2002.45 0.083 353.59 2003.45 0.011 257.09 2004.45 0.089 187.99 2005.45 0.172 184.48 2006.45 0.253 183.25 2007.45 0.330 182.61 2008.45 0.405 182.21 2009.45 0.476 181.93 2010.45 0.544 181.72 2011.45 0.610 181.56 2012.45 0.672 181.43 2013.45 0.733 181.32 2014.45 0.791 181.23 2015.45 0.847 181.15 2016.45 0.901 181.08 2017.45 0.953 181.02 2018.45 1.003 180.96 2019.45 1.051 180.91 2020.45 1.099 180.86 2021.45 1.144 180.82 2022.45 1.189 180.78 2023.45 1.232 180.74 2024.45 1.273 180.71 2025.45 1.314 180.68 2026.45 1.354 180.65 2027.45 1.392 180.62 2028.45 1.430 180.59 2029.45 1.466 180.57 2030.45 1.502 180.54 2031.45 1.537 180.52 2032.45 1.571 180.50 2033.45 1.604 180.47 2034.45 1.636 180.45 2035.45 1.668 180.43 2036.45 1.699 180.42 2037.45 1.729 180.40 2038.45 1.759 180.38 2039.45 1.787 180.36 2040.45 1.816 180.35 2041.45 1.843 180.33 2042.45 1.871 180.31 2043.45 1.897 180.30 2044.45 1.923 180.28 2045.45 1.949 180.27 2046.45 1.973 180.26 2047.45 1.998 180.24 2048.45 2.022 180.23 2049.45 2.045 180.22 2050.45 2.068 180.20 2051.45 2.091 180.19 2052.45 2.113 180.18 2053.45 2.135 180.17 2054.45 2.156 180.16 2055.45 2.177 180.14 2056.45 2.197 180.13 2057.45 2.217 180.12 2058.45 2.237 180.11 2059.45 2.256 180.10 2060.45 2.275 180.09 2061.45 2.294 180.08 2062.45 2.312 180.07 2063.45 2.330 180.06 2064.45 2.347 180.05 2065.45 2.364 180.04 2066.45 2.381 180.03 2067.45 2.398 180.02 2068.45 2.414 180.01 2069.45 2.430 180.00 2070.45 2.445 179.99 2071.45 2.461 179.99 2072.45 2.476 179.98 2073.45 2.490 179.97 2074.45 2.505 179.96 2075.45 2.519 179.95 2076.45 2.533 179.94 2077.45 2.546 179.93 2078.45 2.560 179.93 2079.45 2.573 179.92 2080.45 2.585 179.91 2081.45 2.598 179.90 2082.45 2.610 179.89 2083.45 2.622 179.89 2084.45 2.634 179.88 2085.45 2.646 179.87 2086.45 2.657 179.86 2087.45 2.668 179.86 2088.45 2.679 179.85 2089.45 2.690 179.84 2090.45 2.700 179.83 2091.45 2.710 179.83 2092.45 2.720 179.82 2093.45 2.730 179.81 2094.45 2.739 179.80 2095.45 2.749 179.80 2096.45 2.758 179.79 2097.45 2.767 179.78 2098.45 2.775 179.78 2099.45 2.784 179.77 2100.45 2.792 179.76 2101.45 2.800 179.75 2102.45 2.808 179.75 2103.45 2.816 179.74 2104.45 2.823 179.73 2105.45 2.830 179.73 2106.45 2.838 179.72 2107.45 2.844 179.71 2108.45 2.851 179.71 2109.45 2.858 179.70 2110.45 2.864 179.69 2111.45 2.870 179.69 2112.45 2.876 179.68 2113.45 2.882 179.68 2114.45 2.888 179.67 2115.45 2.893 179.66 2116.45 2.899 179.66 2117.45 2.904 179.65 2118.45 2.909 179.64 2119.45 2.914 179.64 2120.45 2.918 179.63 2121.45 2.923 179.62 2122.45 2.927 179.62 2123.45 2.931 179.61 2124.45 2.935 179.61 2125.45 2.939 179.60 2126.45 2.943 179.59 2127.45 2.946 179.59 2128.45 2.949 179.58 2129.45 2.953 179.57 2130.45 2.956 179.57 2131.45 2.959 179.56 2132.45 2.961 179.56 2133.45 2.964 179.55 2134.45 2.966 179.54 2135.45 2.969 179.54 2136.45 2.971 179.53 2137.45 2.973 179.53 2138.45 2.975 179.52 2139.45 2.976 179.51 2140.45 2.978 179.51 2141.45 2.979 179.50 2142.45 2.981 179.50 2143.45 2.982 179.49 2144.45 2.983 179.48 2145.45 2.984 179.48 2146.45 2.984 179.47 2147.45 2.985 179.47 2148.45 2.985 179.46 2149.45 2.986 179.45 2150.45 2.986 179.45 2151.45 2.986 179.44 2152.45 2.986 179.44 2153.45 2.986 179.43 2154.45 2.985 179.42 2155.45 2.985 179.42 2156.45 2.984 179.41 2157.45 2.984 179.41 2158.45 2.983 179.40 2159.45 2.982 179.39 2160.45 2.981 179.39 2161.45 2.979 179.38 2162.45 2.978 179.37 2163.45 2.976 179.37 2164.45 2.975 179.36 2165.45 2.973 179.36 2166.45 2.971 179.35 2167.45 2.969 179.34 2168.45 2.967 179.34 2169.45 2.965 179.33 2170.45 2.962 179.33 2171.45 2.960 179.32 2172.45 2.957 179.31 2173.45 2.954 179.31 2174.45 2.952 179.30 2175.45 2.949 179.30 2176.45 2.945 179.29 2177.45 2.942 179.28 2178.45 2.939 179.28 2179.45 2.935 179.27 2180.45 2.932 179.26 2181.45 2.928 179.26 2182.45 2.924 179.25 2183.45 2.920 179.25 2184.45 2.916 179.24 2185.45 2.912 179.23 2186.45 2.908 179.23 2187.45 2.903 179.22 2188.45 2.899 179.21 2189.45 2.894 179.21 2190.45 2.890 179.20 2191.45 2.885 179.19 2192.45 2.880 179.19 2193.45 2.875 179.18 2194.45 2.870 179.18 2195.45 2.864 179.17 2196.45 2.859 179.16 2197.45 2.853 179.16 2198.45 2.848 179.15 2199.45 2.842 179.14 2200.45 2.836 179.14 2201.45 2.830 179.13 2202.45 2.824 179.12 2203.45 2.818 179.12 2204.45 2.811 179.11 2205.45 2.805 179.10 2206.45 2.799 179.10 2207.45 2.792 179.09 2208.45 2.785 179.08 2209.45 2.778 179.07 2210.45 2.771 179.07 2211.45 2.764 179.06 2212.45 2.757 179.05 2213.45 2.750 179.05 2214.45 2.742 179.04 2215.45 2.735 179.03 2216.45 2.727 179.03 2217.45 2.720 179.02 2218.45 2.712 179.01 2219.45 2.704 179.00 2220.45 2.696 179.00 2221.45 2.688 178.99 2222.45 2.679 178.98 2223.45 2.671 178.97 2224.45 2.663 178.97 2225.45 2.654 178.96 2226.45 2.645 178.95 2227.45 2.637 178.94 2228.45 2.628 178.94
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
|
| Report created: |
2026-06-25 18:39:27 |