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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 19:36:40
WDS:
STF2944AB
WDS ID/Discoverer
P:
602.883
Orbital period (years)
a:
3.18601
Semi-major axis (arcseconds)
i:
56.203
Inclination (degrees)
Ω:
31.116
Longitude of ascending node (degrees)
T:
2111.415
Epoch of periastron passage (year)
e:
0.66386
Eccentricity
ω:
46.974
Longitude of periastron (degrees)
Start-Year:
1724.0
Year
End-Year:
2326.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
224750.05-041343.6
Epoch-2000 right ascension and declination
WDS-ID:
22478-0414
WDS designation
Discoverer Code:
STF2944AB
Discover designation and components
ADS number:
16270
Aitken Double Star catalog
HD number:
215812
HD catalog number
Hipparcos number:
112559
Hipparcos catalog number
V1:
7.30
Magnitude of the primary
V2:
7.68
Magnitude of the secondary
Equinox:
Equinox
Date:
2015
Date of last observation
Orbit grade:
4
Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:
n
Flags
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Click to expand/collapse ephemeris:
Year Sep[“] PA[°]
---------------------------------------------
2025.0 1.784 311.2
-------------------------
1724.0 4.464 230.7
1725.0 4.465 230.8
1726.0 4.466 230.9
1727.0 4.466 231.0
1728.0 4.467 231.2
1729.0 4.468 231.3
1730.0 4.468 231.4
1731.0 4.468 231.5
1732.0 4.469 231.7
1733.0 4.469 231.8
1734.0 4.469 231.9
1735.0 4.469 232.0
1736.0 4.469 232.2
1737.0 4.468 232.3
1738.0 4.468 232.4
1739.0 4.468 232.5
1740.0 4.467 232.7
1741.0 4.466 232.8
1742.0 4.466 232.9
1743.0 4.465 233.1
1744.0 4.464 233.2
1745.0 4.463 233.3
1746.0 4.462 233.4
1747.0 4.461 233.6
1748.0 4.459 233.7
1749.0 4.458 233.8
1750.0 4.456 233.9
1751.0 4.455 234.1
1752.0 4.453 234.2
1753.0 4.451 234.3
1754.0 4.450 234.5
1755.0 4.448 234.6
1756.0 4.446 234.7
1757.0 4.444 234.8
1758.0 4.441 235.0
1759.0 4.439 235.1
1760.0 4.437 235.2
1761.0 4.434 235.3
1762.0 4.432 235.5
1763.0 4.429 235.6
1764.0 4.426 235.7
1765.0 4.423 235.9
1766.0 4.420 236.0
1767.0 4.417 236.1
1768.0 4.414 236.2
1769.0 4.411 236.4
1770.0 4.408 236.5
1771.0 4.404 236.6
1772.0 4.401 236.8
1773.0 4.398 236.9
1774.0 4.394 237.0
1775.0 4.390 237.2
1776.0 4.386 237.3
1777.0 4.383 237.4
1778.0 4.379 237.6
1779.0 4.375 237.7
1780.0 4.371 237.8
1781.0 4.366 237.9
1782.0 4.362 238.1
1783.0 4.358 238.2
1784.0 4.353 238.3
1785.0 4.349 238.5
1786.0 4.344 238.6
1787.0 4.339 238.7
1788.0 4.335 238.9
1789.0 4.330 239.0
1790.0 4.325 239.1
1791.0 4.320 239.3
1792.0 4.315 239.4
1793.0 4.310 239.6
1794.0 4.305 239.7
1795.0 4.299 239.8
1796.0 4.294 240.0
1797.0 4.288 240.1
1798.0 4.283 240.2
1799.0 4.277 240.4
1800.0 4.272 240.5
1801.0 4.266 240.7
1802.0 4.260 240.8
1803.0 4.254 240.9
1804.0 4.248 241.1
1805.0 4.242 241.2
1806.0 4.236 241.3
1807.0 4.230 241.5
1808.0 4.223 241.6
1809.0 4.217 241.8
1810.0 4.211 241.9
1811.0 4.204 242.1
1812.0 4.197 242.2
1813.0 4.191 242.3
1814.0 4.184 242.5
1815.0 4.177 242.6
1816.0 4.170 242.8
1817.0 4.163 242.9
1818.0 4.156 243.1
1819.0 4.149 243.2
1820.0 4.142 243.4
1821.0 4.135 243.5
1822.0 4.128 243.7
1823.0 4.120 243.8
1824.0 4.113 244.0
1825.0 4.105 244.1
1826.0 4.098 244.2
1827.0 4.090 244.4
1828.0 4.082 244.6
1829.0 4.075 244.7
1830.0 4.067 244.9
1831.0 4.059 245.0
1832.0 4.051 245.2
1833.0 4.043 245.3
1834.0 4.035 245.5
1835.0 4.026 245.6
1836.0 4.018 245.8
1837.0 4.010 245.9
1838.0 4.001 246.1
1839.0 3.993 246.3
1840.0 3.985 246.4
1841.0 3.976 246.6
1842.0 3.967 246.7
1843.0 3.959 246.9
1844.0 3.950 247.1
1845.0 3.941 247.2
1846.0 3.932 247.4
1847.0 3.923 247.5
1848.0 3.914 247.7
1849.0 3.905 247.9
1850.0 3.896 248.0
1851.0 3.887 248.2
1852.0 3.877 248.4
1853.0 3.868 248.5
1854.0 3.858 248.7
1855.0 3.849 248.9
1856.0 3.839 249.0
1857.0 3.830 249.2
1858.0 3.820 249.4
1859.0 3.810 249.6
1860.0 3.801 249.7
1861.0 3.791 249.9
1862.0 3.781 250.1
1863.0 3.771 250.3
1864.0 3.761 250.4
1865.0 3.751 250.6
1866.0 3.741 250.8
1867.0 3.731 251.0
1868.0 3.720 251.2
1869.0 3.710 251.3
1870.0 3.700 251.5
1871.0 3.689 251.7
1872.0 3.679 251.9
1873.0 3.668 252.1
1874.0 3.658 252.3
1875.0 3.647 252.5
1876.0 3.636 252.7
1877.0 3.626 252.8
1878.0 3.615 253.0
1879.0 3.604 253.2
1880.0 3.593 253.4
1881.0 3.582 253.6
1882.0 3.571 253.8
1883.0 3.560 254.0
1884.0 3.549 254.2
1885.0 3.538 254.4
1886.0 3.526 254.6
1887.0 3.515 254.8
1888.0 3.504 255.0
1889.0 3.492 255.2
1890.0 3.481 255.4
1891.0 3.469 255.7
1892.0 3.458 255.9
1893.0 3.446 256.1
1894.0 3.435 256.3
1895.0 3.423 256.5
1896.0 3.411 256.7
1897.0 3.400 256.9
1898.0 3.388 257.2
1899.0 3.376 257.4
1900.0 3.364 257.6
1901.0 3.352 257.8
1902.0 3.340 258.0
1903.0 3.328 258.3
1904.0 3.316 258.5
1905.0 3.304 258.7
1906.0 3.291 259.0
1907.0 3.279 259.2
1908.0 3.267 259.4
1909.0 3.255 259.7
1910.0 3.242 259.9
1911.0 3.230 260.1
1912.0 3.217 260.4
1913.0 3.205 260.6
1914.0 3.192 260.9
1915.0 3.180 261.1
1916.0 3.167 261.4
1917.0 3.155 261.6
1918.0 3.142 261.9
1919.0 3.129 262.1
1920.0 3.116 262.4
1921.0 3.104 262.7
1922.0 3.091 262.9
1923.0 3.078 263.2
1924.0 3.065 263.5
1925.0 3.052 263.7
1926.0 3.039 264.0
1927.0 3.026 264.3
1928.0 3.013 264.5
1929.0 3.000 264.8
1930.0 2.987 265.1
1931.0 2.974 265.4
1932.0 2.961 265.7
1933.0 2.948 266.0
1934.0 2.934 266.3
1935.0 2.921 266.6
1936.0 2.908 266.9
1937.0 2.895 267.2
1938.0 2.881 267.5
1939.0 2.868 267.8
1940.0 2.855 268.1
1941.0 2.841 268.4
1942.0 2.828 268.7
1943.0 2.815 269.0
1944.0 2.801 269.3
1945.0 2.788 269.6
1946.0 2.774 270.0
1947.0 2.761 270.3
1948.0 2.747 270.6
1949.0 2.734 271.0
1950.0 2.720 271.3
1951.0 2.707 271.7
1952.0 2.693 272.0
1953.0 2.680 272.3
1954.0 2.666 272.7
1955.0 2.653 273.1
1956.0 2.639 273.4
1957.0 2.626 273.8
1958.0 2.612 274.2
1959.0 2.598 274.5
1960.0 2.585 274.9
1961.0 2.571 275.3
1962.0 2.558 275.7
1963.0 2.544 276.0
1964.0 2.530 276.4
1965.0 2.517 276.8
1966.0 2.503 277.2
1967.0 2.490 277.6
1968.0 2.476 278.0
1969.0 2.463 278.5
1970.0 2.449 278.9
1971.0 2.436 279.3
1972.0 2.422 279.7
1973.0 2.409 280.2
1974.0 2.395 280.6
1975.0 2.382 281.0
1976.0 2.368 281.5
1977.0 2.355 281.9
1978.0 2.342 282.4
1979.0 2.328 282.9
1980.0 2.315 283.3
1981.0 2.302 283.8
1982.0 2.288 284.3
1983.0 2.275 284.8
1984.0 2.262 285.3
1985.0 2.249 285.8
1986.0 2.236 286.3
1987.0 2.223 286.8
1988.0 2.210 287.3
1989.0 2.197 287.8
1990.0 2.184 288.3
1991.0 2.171 288.8
1992.0 2.158 289.4
1993.0 2.146 289.9
1994.0 2.133 290.5
1995.0 2.120 291.0
1996.0 2.108 291.6
1997.0 2.095 292.2
1998.0 2.083 292.8
1999.0 2.071 293.3
2000.0 2.058 293.9
2001.0 2.046 294.5
2002.0 2.034 295.1
2003.0 2.022 295.7
2004.0 2.010 296.4
2005.0 1.998 297.0
2006.0 1.986 297.6
2007.0 1.975 298.3
2008.0 1.963 298.9
2009.0 1.952 299.6
2010.0 1.940 300.2
2011.0 1.929 300.9
2012.0 1.918 301.6
2013.0 1.907 302.3
2014.0 1.896 303.0
2015.0 1.885 303.7
2016.0 1.874 304.4
2017.0 1.864 305.1
2018.0 1.853 305.9
2019.0 1.843 306.6
2020.0 1.833 307.3
2021.0 1.823 308.1
2022.0 1.813 308.9
2023.0 1.803 309.6
2024.0 1.793 310.4
2025.0 1.784 311.2
2026.0 1.774 312.0
2027.0 1.765 312.8
2028.0 1.756 313.6
2029.0 1.747 314.4
2030.0 1.738 315.3
2031.0 1.730 316.1
2032.0 1.721 317.0
2033.0 1.713 317.8
2034.0 1.705 318.7
2035.0 1.697 319.5
2036.0 1.689 320.4
2037.0 1.681 321.3
2038.0 1.674 322.2
2039.0 1.667 323.1
2040.0 1.659 324.0
2041.0 1.653 324.9
2042.0 1.646 325.9
2043.0 1.639 326.8
2044.0 1.633 327.7
2045.0 1.626 328.7
2046.0 1.620 329.7
2047.0 1.614 330.6
2048.0 1.608 331.6
2049.0 1.602 332.6
2050.0 1.597 333.6
2051.0 1.591 334.5
2052.0 1.586 335.5
2053.0 1.581 336.6
2054.0 1.576 337.6
2055.0 1.571 338.6
2056.0 1.566 339.6
2057.0 1.562 340.6
2058.0 1.557 341.7
2059.0 1.553 342.7
2060.0 1.548 343.8
2061.0 1.544 344.8
2062.0 1.540 345.9
2063.0 1.536 346.9
2064.0 1.531 348.0
2065.0 1.527 349.1
2066.0 1.523 350.2
2067.0 1.519 351.3
2068.0 1.515 352.4
2069.0 1.511 353.5
2070.0 1.506 354.6
2071.0 1.502 355.7
2072.0 1.498 356.8
2073.0 1.493 357.9
2074.0 1.489 359.1
2075.0 1.484 0.2
2076.0 1.479 1.4
2077.0 1.473 2.5
2078.0 1.468 3.7
2079.0 1.462 4.9
2080.0 1.456 6.1
2081.0 1.449 7.2
2082.0 1.442 8.5
2083.0 1.435 9.7
2084.0 1.427 10.9
2085.0 1.418 12.1
2086.0 1.409 13.4
2087.0 1.399 14.7
2088.0 1.389 16.0
2089.0 1.378 17.3
2090.0 1.366 18.6
2091.0 1.353 20.0
2092.0 1.339 21.4
2093.0 1.325 22.8
2094.0 1.309 24.3
2095.0 1.292 25.8
2096.0 1.274 27.3
2097.0 1.255 28.9
2098.0 1.234 30.5
2099.0 1.213 32.2
2100.0 1.189 33.9
2101.0 1.165 35.8
2102.0 1.140 37.7
2103.0 1.113 39.6
2104.0 1.084 41.7
2105.0 1.055 43.9
2106.0 1.025 46.3
2107.0 0.994 48.7
2108.0 0.962 51.4
2109.0 0.929 54.2
2110.0 0.897 57.2
2111.0 0.864 60.5
2112.0 0.832 64.0
2113.0 0.801 67.8
2114.0 0.772 71.9
2115.0 0.744 76.3
2116.0 0.719 81.0
2117.0 0.698 86.0
2118.0 0.680 91.3
2119.0 0.667 96.9
2120.0 0.659 102.6
2121.0 0.656 108.5
2122.0 0.658 114.3
2123.0 0.665 120.1
2124.0 0.678 125.7
2125.0 0.696 131.0
2126.0 0.718 136.1
2127.0 0.744 140.8
2128.0 0.774 145.2
2129.0 0.806 149.2
2130.0 0.841 153.0
2131.0 0.878 156.4
2132.0 0.917 159.5
2133.0 0.957 162.4
2134.0 0.999 165.0
2135.0 1.041 167.4
2136.0 1.084 169.7
2137.0 1.127 171.7
2138.0 1.170 173.6
2139.0 1.214 175.4
2140.0 1.258 177.1
2141.0 1.301 178.6
2142.0 1.345 180.1
2143.0 1.388 181.4
2144.0 1.432 182.7
2145.0 1.475 183.9
2146.0 1.517 185.0
2147.0 1.560 186.1
2148.0 1.601 187.1
2149.0 1.643 188.0
2150.0 1.684 188.9
2151.0 1.725 189.8
2152.0 1.765 190.6
2153.0 1.805 191.4
2154.0 1.845 192.2
2155.0 1.884 192.9
2156.0 1.922 193.6
2157.0 1.960 194.3
2158.0 1.998 194.9
2159.0 2.035 195.5
2160.0 2.072 196.1
2161.0 2.108 196.7
2162.0 2.144 197.3
2163.0 2.180 197.8
2164.0 2.215 198.3
2165.0 2.249 198.8
2166.0 2.283 199.3
2167.0 2.317 199.8
2168.0 2.350 200.3
2169.0 2.383 200.7
2170.0 2.416 201.2
2171.0 2.448 201.6
2172.0 2.479 202.0
2173.0 2.511 202.4
2174.0 2.541 202.8
2175.0 2.572 203.2
2176.0 2.602 203.6
2177.0 2.632 203.9
2178.0 2.661 204.3
2179.0 2.690 204.6
2180.0 2.719 205.0
2181.0 2.747 205.3
2182.0 2.775 205.7
2183.0 2.802 206.0
2184.0 2.829 206.3
2185.0 2.856 206.6
2186.0 2.883 206.9
2187.0 2.909 207.2
2188.0 2.935 207.5
2189.0 2.960 207.8
2190.0 2.985 208.1
2191.0 3.010 208.4
2192.0 3.035 208.6
2193.0 3.059 208.9
2194.0 3.083 209.2
2195.0 3.106 209.4
2196.0 3.130 209.7
2197.0 3.153 210.0
2198.0 3.175 210.2
2199.0 3.198 210.5
2200.0 3.220 210.7
2201.0 3.242 210.9
2202.0 3.264 211.2
2203.0 3.285 211.4
2204.0 3.306 211.7
2205.0 3.327 211.9
2206.0 3.347 212.1
2207.0 3.368 212.3
2208.0 3.388 212.6
2209.0 3.407 212.8
2210.0 3.427 213.0
2211.0 3.446 213.2
2212.0 3.465 213.4
2213.0 3.484 213.6
2214.0 3.502 213.8
2215.0 3.521 214.0
2216.0 3.539 214.2
2217.0 3.556 214.4
2218.0 3.574 214.6
2219.0 3.591 214.8
2220.0 3.609 215.0
2221.0 3.625 215.2
2222.0 3.642 215.4
2223.0 3.659 215.6
2224.0 3.675 215.8
2225.0 3.691 216.0
2226.0 3.707 216.2
2227.0 3.722 216.3
2228.0 3.738 216.5
2229.0 3.753 216.7
2230.0 3.768 216.9
2231.0 3.783 217.1
2232.0 3.797 217.2
2233.0 3.811 217.4
2234.0 3.826 217.6
2235.0 3.840 217.7
2236.0 3.853 217.9
2237.0 3.867 218.1
2238.0 3.880 218.3
2239.0 3.894 218.4
2240.0 3.907 218.6
2241.0 3.919 218.8
2242.0 3.932 218.9
2243.0 3.945 219.1
2244.0 3.957 219.2
2245.0 3.969 219.4
2246.0 3.981 219.6
2247.0 3.993 219.7
2248.0 4.004 219.9
2249.0 4.016 220.0
2250.0 4.027 220.2
2251.0 4.038 220.3
2252.0 4.049 220.5
2253.0 4.060 220.7
2254.0 4.070 220.8
2255.0 4.081 221.0
2256.0 4.091 221.1
2257.0 4.101 221.3
2258.0 4.111 221.4
2259.0 4.121 221.6
2260.0 4.130 221.7
2261.0 4.140 221.9
2262.0 4.149 222.0
2263.0 4.158 222.1
2264.0 4.167 222.3
2265.0 4.176 222.4
2266.0 4.185 222.6
2267.0 4.193 222.7
2268.0 4.202 222.9
2269.0 4.210 223.0
2270.0 4.218 223.2
2271.0 4.226 223.3
2272.0 4.234 223.4
2273.0 4.241 223.6
2274.0 4.249 223.7
2275.0 4.256 223.9
2276.0 4.263 224.0
2277.0 4.270 224.1
2278.0 4.277 224.3
2279.0 4.284 224.4
2280.0 4.291 224.5
2281.0 4.297 224.7
2282.0 4.304 224.8
2283.0 4.310 225.0
2284.0 4.316 225.1
2285.0 4.322 225.2
2286.0 4.328 225.4
2287.0 4.334 225.5
2288.0 4.339 225.6
2289.0 4.345 225.8
2290.0 4.350 225.9
2291.0 4.355 226.0
2292.0 4.360 226.2
2293.0 4.365 226.3
2294.0 4.370 226.4
2295.0 4.375 226.6
2296.0 4.380 226.7
2297.0 4.384 226.8
2298.0 4.388 226.9
2299.0 4.393 227.1
2300.0 4.397 227.2
2301.0 4.401 227.3
2302.0 4.404 227.5
2303.0 4.408 227.6
2304.0 4.412 227.7
2305.0 4.415 227.9
2306.0 4.419 228.0
2307.0 4.422 228.1
2308.0 4.425 228.2
2309.0 4.428 228.4
2310.0 4.431 228.5
2311.0 4.434 228.6
2312.0 4.437 228.8
2313.0 4.439 228.9
2314.0 4.442 229.0
2315.0 4.444 229.1
2316.0 4.446 229.3
2317.0 4.448 229.4
2318.0 4.450 229.5
2319.0 4.452 229.7
2320.0 4.454 229.8
2321.0 4.456 229.9
2322.0 4.457 230.0
2323.0 4.459 230.2
2324.0 4.460 230.3
2325.0 4.462 230.4
This result is provided without warranty. For all terms, see the Full Disclaimer .
Copyright (C) 2025. The Double Star Calculator and the results generated are licensed under CC BY-NC-SA 4.0 .
The Double Star Calculator - Orbital Elements makes use of the Washington Double Star Sixth Catalog of Orbits of Visual Binary Stars, maintained at the U.S. Naval Observatory .
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