| WDS: | STF2909AB | WDS ID/Discoverer |
| P: | 426.652 | Orbital period (years) |
| a: | 3.17843 | Semi-major axis (arcseconds) |
| i: | 141.983 | Inclination (degrees) |
| Ω: | 137.98 | Longitude of ascending node (degrees) |
| T: | 1987.288 | Epoch of periastron passage (year) |
| e: | 0.3001 | Eccentricity |
| ω: | 284.866 | Longitude of periastron (degrees) |
| Start-Year: | 1811.67415 | Year |
| End-Year: | 2238.32585 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF2909AB |
||
| Position: | 222849.81-000112.2 | Epoch-2000 right ascension and declination |
| WDS-ID: | 22288-0001 | WDS designation |
| Discoverer Code: | STF2909AB | Discover designation and components |
| ADS number: | 15971 | Aitken Double Star catalog |
| HD number: | 213052 | HD catalog number |
| Hipparcos number: | 110960 | Hipparcos catalog number |
| V1: | 4.34 | Magnitude of the primary |
| V2: | 4.49 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2015 | 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: | Izm2019 | 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 2.472 150.60 -------------------------- 1811.67 3.465 8.39 1812.67 3.468 7.86 1813.67 3.471 7.33 1814.67 3.474 6.80 1815.67 3.477 6.27 1816.67 3.480 5.74 1817.67 3.483 5.21 1818.67 3.485 4.68 1819.67 3.488 4.16 1820.67 3.491 3.63 1821.67 3.493 3.10 1822.67 3.495 2.58 1823.67 3.498 2.05 1824.67 3.500 1.53 1825.67 3.502 1.01 1826.67 3.504 0.49 1827.67 3.506 359.97 1828.67 3.508 359.44 1829.67 3.509 358.92 1830.67 3.511 358.40 1831.67 3.512 357.88 1832.67 3.514 357.37 1833.67 3.515 356.85 1834.67 3.516 356.33 1835.67 3.517 355.81 1836.67 3.518 355.29 1837.67 3.518 354.77 1838.67 3.519 354.26 1839.67 3.519 353.74 1840.67 3.520 353.22 1841.67 3.520 352.71 1842.67 3.520 352.19 1843.67 3.520 351.67 1844.67 3.520 351.15 1845.67 3.519 350.64 1846.67 3.519 350.12 1847.67 3.518 349.60 1848.67 3.517 349.08 1849.67 3.516 348.57 1850.67 3.515 348.05 1851.67 3.513 347.53 1852.67 3.512 347.01 1853.67 3.510 346.49 1854.67 3.508 345.97 1855.67 3.506 345.45 1856.67 3.504 344.93 1857.67 3.501 344.41 1858.67 3.499 343.88 1859.67 3.496 343.36 1860.67 3.493 342.83 1861.67 3.490 342.31 1862.67 3.486 341.78 1863.67 3.483 341.26 1864.67 3.479 340.73 1865.67 3.475 340.20 1866.67 3.471 339.67 1867.67 3.466 339.13 1868.67 3.462 338.60 1869.67 3.457 338.06 1870.67 3.452 337.53 1871.67 3.446 336.99 1872.67 3.441 336.45 1873.67 3.435 335.91 1874.67 3.429 335.36 1875.67 3.423 334.82 1876.67 3.416 334.27 1877.67 3.410 333.72 1878.67 3.403 333.17 1879.67 3.395 332.61 1880.67 3.388 332.06 1881.67 3.380 331.50 1882.67 3.372 330.93 1883.67 3.364 330.37 1884.67 3.355 329.80 1885.67 3.347 329.23 1886.67 3.338 328.66 1887.67 3.328 328.08 1888.67 3.319 327.50 1889.67 3.309 326.92 1890.67 3.299 326.33 1891.67 3.288 325.74 1892.67 3.278 325.15 1893.67 3.267 324.55 1894.67 3.255 323.94 1895.67 3.244 323.34 1896.67 3.232 322.73 1897.67 3.220 322.11 1898.67 3.207 321.49 1899.67 3.195 320.87 1900.67 3.182 320.24 1901.67 3.168 319.60 1902.67 3.155 318.96 1903.67 3.141 318.31 1904.67 3.126 317.66 1905.67 3.112 317.00 1906.67 3.097 316.34 1907.67 3.082 315.67 1908.67 3.066 314.99 1909.67 3.051 314.30 1910.67 3.035 313.61 1911.67 3.018 312.91 1912.67 3.002 312.20 1913.67 2.985 311.49 1914.67 2.967 310.77 1915.67 2.950 310.03 1916.67 2.932 309.29 1917.67 2.914 308.54 1918.67 2.895 307.78 1919.67 2.877 307.02 1920.67 2.858 306.24 1921.67 2.838 305.45 1922.67 2.819 304.65 1923.67 2.799 303.83 1924.67 2.779 303.01 1925.67 2.758 302.17 1926.67 2.737 301.33 1927.67 2.716 300.46 1928.67 2.695 299.59 1929.67 2.674 298.70 1930.67 2.652 297.80 1931.67 2.630 296.88 1932.67 2.608 295.94 1933.67 2.586 294.99 1934.67 2.563 294.03 1935.67 2.541 293.04 1936.67 2.518 292.04 1937.67 2.495 291.02 1938.67 2.472 289.98 1939.67 2.449 288.93 1940.67 2.425 287.85 1941.67 2.402 286.75 1942.67 2.379 285.63 1943.67 2.355 284.48 1944.67 2.332 283.32 1945.67 2.308 282.13 1946.67 2.285 280.91 1947.67 2.261 279.67 1948.67 2.238 278.41 1949.67 2.215 277.11 1950.67 2.192 275.79 1951.67 2.169 274.45 1952.67 2.146 273.07 1953.67 2.124 271.66 1954.67 2.102 270.23 1955.67 2.080 268.76 1956.67 2.058 267.27 1957.67 2.037 265.74 1958.67 2.017 264.18 1959.67 1.997 262.59 1960.67 1.977 260.97 1961.67 1.958 259.31 1962.67 1.940 257.63 1963.67 1.922 255.91 1964.67 1.905 254.16 1965.67 1.889 252.38 1966.67 1.874 250.57 1967.67 1.859 248.73 1968.67 1.845 246.86 1969.67 1.833 244.97 1970.67 1.821 243.05 1971.67 1.810 241.10 1972.67 1.800 239.14 1973.67 1.792 237.15 1974.67 1.784 235.15 1975.67 1.777 233.12 1976.67 1.772 231.09 1977.67 1.768 229.05 1978.67 1.765 226.99 1979.67 1.763 224.93 1980.67 1.762 222.87 1981.67 1.763 220.81 1982.67 1.765 218.75 1983.67 1.768 216.70 1984.67 1.772 214.65 1985.67 1.777 212.62 1986.67 1.783 210.59 1987.67 1.790 208.59 1988.67 1.799 206.60 1989.67 1.808 204.63 1990.67 1.819 202.68 1991.67 1.830 200.75 1992.67 1.842 198.85 1993.67 1.855 196.98 1994.67 1.869 195.13 1995.67 1.884 193.31 1996.67 1.899 191.52 1997.67 1.915 189.76 1998.67 1.931 188.03 1999.67 1.948 186.32 2000.67 1.966 184.65 2001.67 1.984 183.01 2002.67 2.003 181.40 2003.67 2.021 179.82 2004.67 2.041 178.26 2005.67 2.060 176.74 2006.67 2.080 175.24 2007.67 2.100 173.78 2008.67 2.120 172.34 2009.67 2.140 170.93 2010.67 2.160 169.54 2011.67 2.181 168.18 2012.67 2.201 166.84 2013.67 2.221 165.53 2014.67 2.242 164.25 2015.67 2.262 162.99 2016.67 2.282 161.74 2017.67 2.302 160.52 2018.67 2.322 159.33 2019.67 2.342 158.15 2020.67 2.362 156.99 2021.67 2.381 155.85 2022.67 2.400 154.73 2023.67 2.419 153.63 2024.67 2.438 152.54 2025.67 2.457 151.47 2026.67 2.475 150.42 2027.67 2.493 149.38 2028.67 2.511 148.36 2029.67 2.528 147.35 2030.67 2.545 146.35 2031.67 2.562 145.37 2032.67 2.579 144.40 2033.67 2.595 143.44 2034.67 2.611 142.50 2035.67 2.627 141.56 2036.67 2.642 140.64 2037.67 2.657 139.73 2038.67 2.672 138.83 2039.67 2.686 137.93 2040.67 2.700 137.05 2041.67 2.714 136.18 2042.67 2.727 135.31 2043.67 2.740 134.45 2044.67 2.753 133.60 2045.67 2.766 132.76 2046.67 2.778 131.93 2047.67 2.790 131.10 2048.67 2.801 130.28 2049.67 2.812 129.47 2050.67 2.823 128.66 2051.67 2.834 127.86 2052.67 2.844 127.07 2053.67 2.854 126.28 2054.67 2.864 125.50 2055.67 2.874 124.72 2056.67 2.883 123.94 2057.67 2.892 123.18 2058.67 2.900 122.41 2059.67 2.909 121.65 2060.67 2.917 120.90 2061.67 2.925 120.15 2062.67 2.933 119.40 2063.67 2.940 118.66 2064.67 2.947 117.92 2065.67 2.954 117.18 2066.67 2.961 116.45 2067.67 2.967 115.72 2068.67 2.973 114.99 2069.67 2.979 114.27 2070.67 2.985 113.55 2071.67 2.991 112.83 2072.67 2.996 112.12 2073.67 3.002 111.41 2074.67 3.007 110.70 2075.67 3.011 109.99 2076.67 3.016 109.28 2077.67 3.021 108.58 2078.67 3.025 107.88 2079.67 3.029 107.18 2080.67 3.033 106.48 2081.67 3.037 105.79 2082.67 3.041 105.09 2083.67 3.044 104.40 2084.67 3.048 103.71 2085.67 3.051 103.02 2086.67 3.054 102.34 2087.67 3.057 101.65 2088.67 3.060 100.97 2089.67 3.063 100.28 2090.67 3.066 99.60 2091.67 3.069 98.92 2092.67 3.071 98.24 2093.67 3.073 97.56 2094.67 3.076 96.88 2095.67 3.078 96.21 2096.67 3.080 95.53 2097.67 3.082 94.86 2098.67 3.084 94.18 2099.67 3.086 93.51 2100.67 3.088 92.84 2101.67 3.090 92.17 2102.67 3.091 91.49 2103.67 3.093 90.82 2104.67 3.095 90.16 2105.67 3.096 89.49 2106.67 3.098 88.82 2107.67 3.099 88.15 2108.67 3.101 87.48 2109.67 3.102 86.82 2110.67 3.104 86.15 2111.67 3.105 85.49 2112.67 3.106 84.82 2113.67 3.107 84.16 2114.67 3.109 83.50 2115.67 3.110 82.84 2116.67 3.111 82.17 2117.67 3.112 81.51 2118.67 3.114 80.85 2119.67 3.115 80.19 2120.67 3.116 79.53 2121.67 3.117 78.87 2122.67 3.119 78.21 2123.67 3.120 77.55 2124.67 3.121 76.90 2125.67 3.122 76.24 2126.67 3.124 75.58 2127.67 3.125 74.92 2128.67 3.126 74.27 2129.67 3.127 73.61 2130.67 3.129 72.96 2131.67 3.130 72.30 2132.67 3.131 71.65 2133.67 3.133 71.00 2134.67 3.134 70.35 2135.67 3.136 69.69 2136.67 3.137 69.04 2137.67 3.139 68.39 2138.67 3.140 67.74 2139.67 3.142 67.09 2140.67 3.143 66.44 2141.67 3.145 65.80 2142.67 3.147 65.15 2143.67 3.148 64.50 2144.67 3.150 63.86 2145.67 3.152 63.21 2146.67 3.154 62.57 2147.67 3.156 61.92 2148.67 3.158 61.28 2149.67 3.160 60.64 2150.67 3.162 60.00 2151.67 3.164 59.36 2152.67 3.166 58.72 2153.67 3.168 58.08 2154.67 3.170 57.44 2155.67 3.173 56.80 2156.67 3.175 56.17 2157.67 3.177 55.53 2158.67 3.180 54.90 2159.67 3.182 54.26 2160.67 3.185 53.63 2161.67 3.187 53.00 2162.67 3.190 52.37 2163.67 3.192 51.74 2164.67 3.195 51.11 2165.67 3.198 50.49 2166.67 3.201 49.86 2167.67 3.204 49.24 2168.67 3.206 48.61 2169.67 3.209 47.99 2170.67 3.212 47.37 2171.67 3.215 46.75 2172.67 3.219 46.13 2173.67 3.222 45.51 2174.67 3.225 44.90 2175.67 3.228 44.28 2176.67 3.231 43.67 2177.67 3.235 43.05 2178.67 3.238 42.44 2179.67 3.241 41.83 2180.67 3.245 41.22 2181.67 3.248 40.61 2182.67 3.252 40.01 2183.67 3.255 39.40 2184.67 3.259 38.80 2185.67 3.263 38.20 2186.67 3.266 37.60 2187.67 3.270 37.00 2188.67 3.274 36.40 2189.67 3.278 35.80 2190.67 3.281 35.20 2191.67 3.285 34.61 2192.67 3.289 34.02 2193.67 3.293 33.43 2194.67 3.297 32.84 2195.67 3.301 32.25 2196.67 3.305 31.66 2197.67 3.309 31.07 2198.67 3.313 30.49 2199.67 3.317 29.91 2200.67 3.321 29.32 2201.67 3.325 28.74 2202.67 3.329 28.17 2203.67 3.333 27.59 2204.67 3.337 27.01 2205.67 3.341 26.44 2206.67 3.345 25.86 2207.67 3.349 25.29 2208.67 3.353 24.72 2209.67 3.357 24.15 2210.67 3.361 23.59 2211.67 3.365 23.02 2212.67 3.369 22.45 2213.67 3.373 21.89 2214.67 3.377 21.33 2215.67 3.381 20.77 2216.67 3.386 20.21 2217.67 3.390 19.65 2218.67 3.393 19.09 2219.67 3.397 18.54 2220.67 3.401 17.98 2221.67 3.405 17.43 2222.67 3.409 16.88 2223.67 3.413 16.33 2224.67 3.417 15.78 2225.67 3.421 15.23 2226.67 3.424 14.68 2227.67 3.428 14.14 2228.67 3.432 13.59 2229.67 3.436 13.05 2230.67 3.439 12.51 2231.67 3.443 11.97 2232.67 3.446 11.43 2233.67 3.450 10.89 2234.67 3.453 10.35 2235.67 3.456 9.81 2236.67 3.460 9.28 2237.67 3.463 8.74
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 18:40:31 |