| WDS: | STF3056AB | WDS ID/Discoverer |
| P: | 545.000 | Orbital period (years) |
| a: | 0.623 | Semi-major axis (arcseconds) |
| i: | 99.4 | Inclination (degrees) |
| Ω: | 136.4 | Longitude of ascending node (degrees) |
| T: | 2142.000 | Epoch of periastron passage (year) |
| e: | 0.67 | Eccentricity |
| ω: | 119.6 | Longitude of periastron (degrees) |
| Start-Year: | 1752.5 | Year |
| End-Year: | 2297.5 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF3056AB |
||
| Position: | 000440.09+341554.7 | Epoch-2000 right ascension and declination |
| WDS-ID: | 00047+3416 | WDS designation |
| Discoverer Code: | STF3056AB | Discover designation and components |
| ADS number: | 32 | Aitken Double Star catalog |
| HD number: | 225220 | HD catalog number |
| Hipparcos number: | 374 | Hipparcos catalog number |
| V1: | 7.72 | Magnitude of the primary |
| V2: | 8.08 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2009 | 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: | Zir2015a | 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 0.696 141.15 -------------------------- 1752.50 0.182 189.70 1753.50 0.185 188.77 1754.50 0.187 187.87 1755.50 0.190 187.00 1756.50 0.193 186.15 1757.50 0.196 185.33 1758.50 0.198 184.52 1759.50 0.201 183.75 1760.50 0.204 182.99 1761.50 0.207 182.25 1762.50 0.210 181.54 1763.50 0.213 180.84 1764.50 0.216 180.17 1765.50 0.219 179.51 1766.50 0.222 178.87 1767.50 0.225 178.25 1768.50 0.228 177.64 1769.50 0.231 177.05 1770.50 0.234 176.48 1771.50 0.237 175.92 1772.50 0.240 175.37 1773.50 0.244 174.84 1774.50 0.247 174.32 1775.50 0.250 173.82 1776.50 0.253 173.33 1777.50 0.256 172.85 1778.50 0.259 172.38 1779.50 0.263 171.93 1780.50 0.266 171.48 1781.50 0.269 171.04 1782.50 0.272 170.62 1783.50 0.275 170.21 1784.50 0.279 169.80 1785.50 0.282 169.40 1786.50 0.285 169.02 1787.50 0.288 168.64 1788.50 0.291 168.27 1789.50 0.295 167.91 1790.50 0.298 167.55 1791.50 0.301 167.21 1792.50 0.304 166.87 1793.50 0.308 166.53 1794.50 0.311 166.21 1795.50 0.314 165.89 1796.50 0.317 165.58 1797.50 0.320 165.27 1798.50 0.324 164.97 1799.50 0.327 164.68 1800.50 0.330 164.39 1801.50 0.333 164.11 1802.50 0.337 163.83 1803.50 0.340 163.56 1804.50 0.343 163.29 1805.50 0.346 163.03 1806.50 0.349 162.77 1807.50 0.353 162.52 1808.50 0.356 162.27 1809.50 0.359 162.03 1810.50 0.362 161.79 1811.50 0.365 161.56 1812.50 0.368 161.33 1813.50 0.372 161.10 1814.50 0.375 160.88 1815.50 0.378 160.66 1816.50 0.381 160.44 1817.50 0.384 160.23 1818.50 0.387 160.02 1819.50 0.390 159.81 1820.50 0.394 159.61 1821.50 0.397 159.41 1822.50 0.400 159.22 1823.50 0.403 159.02 1824.50 0.406 158.83 1825.50 0.409 158.65 1826.50 0.412 158.46 1827.50 0.415 158.28 1828.50 0.418 158.10 1829.50 0.421 157.93 1830.50 0.424 157.75 1831.50 0.427 157.58 1832.50 0.430 157.41 1833.50 0.433 157.24 1834.50 0.436 157.08 1835.50 0.439 156.92 1836.50 0.442 156.76 1837.50 0.445 156.60 1838.50 0.448 156.44 1839.50 0.451 156.29 1840.50 0.454 156.14 1841.50 0.457 155.99 1842.50 0.460 155.84 1843.50 0.463 155.70 1844.50 0.466 155.55 1845.50 0.469 155.41 1846.50 0.472 155.27 1847.50 0.475 155.13 1848.50 0.477 154.99 1849.50 0.480 154.86 1850.50 0.483 154.72 1851.50 0.486 154.59 1852.50 0.489 154.46 1853.50 0.492 154.33 1854.50 0.494 154.20 1855.50 0.497 154.08 1856.50 0.500 153.95 1857.50 0.503 153.83 1858.50 0.505 153.70 1859.50 0.508 153.58 1860.50 0.511 153.46 1861.50 0.514 153.35 1862.50 0.516 153.23 1863.50 0.519 153.11 1864.50 0.522 153.00 1865.50 0.524 152.88 1866.50 0.527 152.77 1867.50 0.529 152.66 1868.50 0.532 152.55 1869.50 0.535 152.44 1870.50 0.537 152.33 1871.50 0.540 152.22 1872.50 0.542 152.12 1873.50 0.545 152.01 1874.50 0.548 151.91 1875.50 0.550 151.81 1876.50 0.553 151.70 1877.50 0.555 151.60 1878.50 0.558 151.50 1879.50 0.560 151.40 1880.50 0.562 151.30 1881.50 0.565 151.21 1882.50 0.567 151.11 1883.50 0.570 151.01 1884.50 0.572 150.92 1885.50 0.574 150.82 1886.50 0.577 150.73 1887.50 0.579 150.64 1888.50 0.582 150.54 1889.50 0.584 150.45 1890.50 0.586 150.36 1891.50 0.588 150.27 1892.50 0.591 150.18 1893.50 0.593 150.09 1894.50 0.595 150.01 1895.50 0.597 149.92 1896.50 0.600 149.83 1897.50 0.602 149.74 1898.50 0.604 149.66 1899.50 0.606 149.57 1900.50 0.608 149.49 1901.50 0.610 149.41 1902.50 0.613 149.32 1903.50 0.615 149.24 1904.50 0.617 149.16 1905.50 0.619 149.08 1906.50 0.621 149.00 1907.50 0.623 148.92 1908.50 0.625 148.84 1909.50 0.627 148.76 1910.50 0.629 148.68 1911.50 0.631 148.60 1912.50 0.633 148.52 1913.50 0.635 148.44 1914.50 0.637 148.37 1915.50 0.638 148.29 1916.50 0.640 148.21 1917.50 0.642 148.14 1918.50 0.644 148.06 1919.50 0.646 147.99 1920.50 0.648 147.91 1921.50 0.649 147.84 1922.50 0.651 147.77 1923.50 0.653 147.69 1924.50 0.655 147.62 1925.50 0.656 147.55 1926.50 0.658 147.48 1927.50 0.660 147.41 1928.50 0.661 147.33 1929.50 0.663 147.26 1930.50 0.664 147.19 1931.50 0.666 147.12 1932.50 0.668 147.05 1933.50 0.669 146.98 1934.50 0.671 146.91 1935.50 0.672 146.84 1936.50 0.674 146.78 1937.50 0.675 146.71 1938.50 0.676 146.64 1939.50 0.678 146.57 1940.50 0.679 146.50 1941.50 0.681 146.44 1942.50 0.682 146.37 1943.50 0.683 146.30 1944.50 0.685 146.24 1945.50 0.686 146.17 1946.50 0.687 146.10 1947.50 0.688 146.04 1948.50 0.690 145.97 1949.50 0.691 145.91 1950.50 0.692 145.84 1951.50 0.693 145.78 1952.50 0.694 145.71 1953.50 0.695 145.65 1954.50 0.696 145.58 1955.50 0.697 145.52 1956.50 0.698 145.46 1957.50 0.699 145.39 1958.50 0.700 145.33 1959.50 0.701 145.27 1960.50 0.702 145.20 1961.50 0.703 145.14 1962.50 0.704 145.08 1963.50 0.705 145.02 1964.50 0.706 144.95 1965.50 0.706 144.89 1966.50 0.707 144.83 1967.50 0.708 144.77 1968.50 0.709 144.70 1969.50 0.709 144.64 1970.50 0.710 144.58 1971.50 0.711 144.52 1972.50 0.711 144.46 1973.50 0.712 144.40 1974.50 0.712 144.33 1975.50 0.713 144.27 1976.50 0.714 144.21 1977.50 0.714 144.15 1978.50 0.714 144.09 1979.50 0.715 144.03 1980.50 0.715 143.97 1981.50 0.716 143.91 1982.50 0.716 143.85 1983.50 0.716 143.79 1984.50 0.716 143.73 1985.50 0.717 143.67 1986.50 0.717 143.61 1987.50 0.717 143.54 1988.50 0.717 143.48 1989.50 0.717 143.42 1990.50 0.717 143.36 1991.50 0.718 143.30 1992.50 0.718 143.24 1993.50 0.718 143.18 1994.50 0.717 143.12 1995.50 0.717 143.06 1996.50 0.717 143.00 1997.50 0.717 142.94 1998.50 0.717 142.88 1999.50 0.717 142.82 2000.50 0.716 142.76 2001.50 0.716 142.70 2002.50 0.716 142.64 2003.50 0.716 142.58 2004.50 0.715 142.52 2005.50 0.715 142.46 2006.50 0.714 142.39 2007.50 0.714 142.33 2008.50 0.713 142.27 2009.50 0.713 142.21 2010.50 0.712 142.15 2011.50 0.711 142.09 2012.50 0.711 142.03 2013.50 0.710 141.97 2014.50 0.709 141.90 2015.50 0.708 141.84 2016.50 0.707 141.78 2017.50 0.707 141.72 2018.50 0.706 141.66 2019.50 0.705 141.59 2020.50 0.704 141.53 2021.50 0.703 141.47 2022.50 0.701 141.40 2023.50 0.700 141.34 2024.50 0.699 141.28 2025.50 0.698 141.21 2026.50 0.696 141.15 2027.50 0.695 141.09 2028.50 0.694 141.02 2029.50 0.692 140.96 2030.50 0.691 140.89 2031.50 0.689 140.83 2032.50 0.688 140.76 2033.50 0.686 140.69 2034.50 0.684 140.63 2035.50 0.683 140.56 2036.50 0.681 140.50 2037.50 0.679 140.43 2038.50 0.677 140.36 2039.50 0.675 140.29 2040.50 0.673 140.22 2041.50 0.671 140.16 2042.50 0.669 140.09 2043.50 0.667 140.02 2044.50 0.665 139.95 2045.50 0.662 139.88 2046.50 0.660 139.80 2047.50 0.658 139.73 2048.50 0.655 139.66 2049.50 0.653 139.59 2050.50 0.650 139.51 2051.50 0.647 139.44 2052.50 0.645 139.37 2053.50 0.642 139.29 2054.50 0.639 139.22 2055.50 0.636 139.14 2056.50 0.633 139.06 2057.50 0.630 138.98 2058.50 0.627 138.90 2059.50 0.624 138.83 2060.50 0.620 138.75 2061.50 0.617 138.66 2062.50 0.614 138.58 2063.50 0.610 138.50 2064.50 0.606 138.41 2065.50 0.603 138.33 2066.50 0.599 138.24 2067.50 0.595 138.16 2068.50 0.591 138.07 2069.50 0.587 137.98 2070.50 0.583 137.89 2071.50 0.579 137.80 2072.50 0.575 137.70 2073.50 0.570 137.61 2074.50 0.566 137.51 2075.50 0.561 137.41 2076.50 0.557 137.31 2077.50 0.552 137.21 2078.50 0.547 137.11 2079.50 0.542 137.00 2080.50 0.537 136.90 2081.50 0.532 136.79 2082.50 0.526 136.68 2083.50 0.521 136.56 2084.50 0.515 136.45 2085.50 0.510 136.33 2086.50 0.504 136.21 2087.50 0.498 136.09 2088.50 0.492 135.96 2089.50 0.486 135.83 2090.50 0.480 135.70 2091.50 0.473 135.56 2092.50 0.467 135.42 2093.50 0.460 135.27 2094.50 0.453 135.12 2095.50 0.446 134.97 2096.50 0.439 134.81 2097.50 0.432 134.65 2098.50 0.424 134.48 2099.50 0.417 134.30 2100.50 0.409 134.12 2101.50 0.401 133.93 2102.50 0.393 133.73 2103.50 0.384 133.53 2104.50 0.376 133.31 2105.50 0.367 133.09 2106.50 0.358 132.85 2107.50 0.349 132.60 2108.50 0.340 132.34 2109.50 0.330 132.06 2110.50 0.321 131.77 2111.50 0.311 131.46 2112.50 0.301 131.13 2113.50 0.290 130.77 2114.50 0.280 130.39 2115.50 0.269 129.97 2116.50 0.258 129.52 2117.50 0.246 129.03 2118.50 0.235 128.50 2119.50 0.223 127.90 2120.50 0.211 127.24 2121.50 0.199 126.50 2122.50 0.186 125.66 2123.50 0.173 124.69 2124.50 0.160 123.58 2125.50 0.147 122.26 2126.50 0.134 120.68 2127.50 0.120 118.75 2128.50 0.107 116.33 2129.50 0.093 113.21 2130.50 0.080 109.04 2131.50 0.067 103.22 2132.50 0.055 94.72 2133.50 0.044 81.84 2134.50 0.037 62.71 2135.50 0.036 38.57 2136.50 0.040 16.23 2137.50 0.049 0.20 2138.50 0.060 349.64 2139.50 0.073 342.55 2140.50 0.086 337.58 2141.50 0.099 333.92 2142.50 0.112 331.13 2143.50 0.125 328.92 2144.50 0.138 327.11 2145.50 0.150 325.61 2146.50 0.162 324.33 2147.50 0.173 323.22 2148.50 0.184 322.25 2149.50 0.194 321.38 2150.50 0.204 320.59 2151.50 0.213 319.88 2152.50 0.222 319.22 2153.50 0.230 318.61 2154.50 0.237 318.04 2155.50 0.244 317.50 2156.50 0.251 316.99 2157.50 0.257 316.51 2158.50 0.262 316.05 2159.50 0.267 315.60 2160.50 0.272 315.18 2161.50 0.276 314.76 2162.50 0.280 314.36 2163.50 0.283 313.97 2164.50 0.286 313.59 2165.50 0.289 313.21 2166.50 0.292 312.84 2167.50 0.294 312.48 2168.50 0.296 312.12 2169.50 0.297 311.77 2170.50 0.299 311.42 2171.50 0.300 311.07 2172.50 0.301 310.73 2173.50 0.301 310.39 2174.50 0.302 310.04 2175.50 0.302 309.70 2176.50 0.302 309.36 2177.50 0.302 309.02 2178.50 0.302 308.68 2179.50 0.302 308.34 2180.50 0.301 308.00 2181.50 0.301 307.66 2182.50 0.300 307.31 2183.50 0.299 306.96 2184.50 0.298 306.61 2185.50 0.297 306.26 2186.50 0.295 305.91 2187.50 0.294 305.55 2188.50 0.293 305.19 2189.50 0.291 304.82 2190.50 0.289 304.45 2191.50 0.288 304.08 2192.50 0.286 303.70 2193.50 0.284 303.32 2194.50 0.282 302.93 2195.50 0.280 302.54 2196.50 0.278 302.14 2197.50 0.276 301.73 2198.50 0.274 301.32 2199.50 0.272 300.90 2200.50 0.269 300.48 2201.50 0.267 300.05 2202.50 0.265 299.61 2203.50 0.262 299.16 2204.50 0.260 298.70 2205.50 0.257 298.24 2206.50 0.255 297.76 2207.50 0.252 297.28 2208.50 0.250 296.78 2209.50 0.247 296.28 2210.50 0.244 295.77 2211.50 0.242 295.24 2212.50 0.239 294.70 2213.50 0.236 294.15 2214.50 0.234 293.59 2215.50 0.231 293.01 2216.50 0.228 292.43 2217.50 0.226 291.82 2218.50 0.223 291.20 2219.50 0.220 290.57 2220.50 0.217 289.92 2221.50 0.215 289.26 2222.50 0.212 288.57 2223.50 0.209 287.87 2224.50 0.207 287.15 2225.50 0.204 286.42 2226.50 0.201 285.66 2227.50 0.198 284.88 2228.50 0.196 284.08 2229.50 0.193 283.26 2230.50 0.191 282.41 2231.50 0.188 281.54 2232.50 0.185 280.65 2233.50 0.183 279.73 2234.50 0.180 278.79 2235.50 0.178 277.82 2236.50 0.175 276.82 2237.50 0.173 275.80 2238.50 0.170 274.74 2239.50 0.168 273.66 2240.50 0.166 272.54 2241.50 0.164 271.39 2242.50 0.161 270.22 2243.50 0.159 269.01 2244.50 0.157 267.77 2245.50 0.155 266.49 2246.50 0.153 265.18 2247.50 0.151 263.84 2248.50 0.150 262.47 2249.50 0.148 261.06 2250.50 0.146 259.63 2251.50 0.145 258.16 2252.50 0.143 256.65 2253.50 0.142 255.12 2254.50 0.140 253.56 2255.50 0.139 251.97 2256.50 0.138 250.36 2257.50 0.137 248.72 2258.50 0.136 247.05 2259.50 0.136 245.37 2260.50 0.135 243.67 2261.50 0.134 241.95 2262.50 0.134 240.22 2263.50 0.133 238.48 2264.50 0.133 236.73 2265.50 0.133 234.98 2266.50 0.133 233.23 2267.50 0.133 231.48 2268.50 0.134 229.73 2269.50 0.134 227.99 2270.50 0.134 226.26 2271.50 0.135 224.55 2272.50 0.136 222.85 2273.50 0.136 221.17 2274.50 0.137 219.51 2275.50 0.138 217.88 2276.50 0.140 216.27 2277.50 0.141 214.69 2278.50 0.142 213.13 2279.50 0.144 211.61 2280.50 0.145 210.11 2281.50 0.147 208.65 2282.50 0.148 207.22 2283.50 0.150 205.83 2284.50 0.152 204.46 2285.50 0.154 203.13 2286.50 0.156 201.84 2287.50 0.158 200.58 2288.50 0.160 199.35 2289.50 0.162 198.15 2290.50 0.165 196.99 2291.50 0.167 195.85 2292.50 0.169 194.75 2293.50 0.172 193.68 2294.50 0.174 192.64 2295.50 0.177 191.63 2296.50 0.179 190.65
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 14:34:45 |