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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 17:40:37
WDS:
I807
WDS ID/Discoverer
P:
720.660
Orbital period (years)
a:
0.631
Semi-major axis (arcseconds)
i:
129.4
Inclination (degrees)
Ω:
134.2
Longitude of ascending node (degrees)
T:
1936.160
Epoch of periastron passage (year)
e:
0.37
Eccentricity
ω:
244.5
Longitude of periastron (degrees)
Start-Year:
1665.0
Year
End-Year:
2385.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
083139.91-260058.3
Epoch-2000 right ascension and declination
WDS-ID:
08317-2601
WDS designation
Discoverer Code:
I807
Discover designation and components
ADS number:
6865
Aitken Double Star catalog
HD number:
72397
HD catalog number
Hipparcos number:
.
Hipparcos catalog number
V1:
8.12
Magnitude of the primary
V2:
9.02
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2014
Date of last observation
Orbit grade:
5
Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:
Flags
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Click to expand/collapse ephemeris:
Year Sep[“] PA[°]
---------------------------------------------
2025.0 0.483 155.0
-------------------------
1665.0 0.526 48.6
1666.0 0.525 48.2
1667.0 0.524 47.7
1668.0 0.524 47.3
1669.0 0.523 46.9
1670.0 0.522 46.4
1671.0 0.522 46.0
1672.0 0.521 45.6
1673.0 0.520 45.2
1674.0 0.520 44.7
1675.0 0.519 44.3
1676.0 0.519 43.8
1677.0 0.518 43.4
1678.0 0.517 43.0
1679.0 0.517 42.5
1680.0 0.516 42.1
1681.0 0.516 41.7
1682.0 0.515 41.2
1683.0 0.515 40.8
1684.0 0.514 40.3
1685.0 0.514 39.9
1686.0 0.513 39.4
1687.0 0.513 39.0
1688.0 0.512 38.5
1689.0 0.512 38.1
1690.0 0.511 37.7
1691.0 0.511 37.2
1692.0 0.511 36.8
1693.0 0.510 36.3
1694.0 0.510 35.9
1695.0 0.510 35.4
1696.0 0.509 34.9
1697.0 0.509 34.5
1698.0 0.509 34.0
1699.0 0.508 33.6
1700.0 0.508 33.1
1701.0 0.508 32.7
1702.0 0.507 32.2
1703.0 0.507 31.8
1704.0 0.507 31.3
1705.0 0.507 30.9
1706.0 0.506 30.4
1707.0 0.506 29.9
1708.0 0.506 29.5
1709.0 0.506 29.0
1710.0 0.506 28.6
1711.0 0.505 28.1
1712.0 0.505 27.6
1713.0 0.505 27.2
1714.0 0.505 26.7
1715.0 0.505 26.3
1716.0 0.505 25.8
1717.0 0.505 25.3
1718.0 0.505 24.9
1719.0 0.505 24.4
1720.0 0.504 24.0
1721.0 0.504 23.5
1722.0 0.504 23.0
1723.0 0.504 22.6
1724.0 0.504 22.1
1725.0 0.504 21.7
1726.0 0.504 21.2
1727.0 0.504 20.7
1728.0 0.504 20.3
1729.0 0.504 19.8
1730.0 0.504 19.4
1731.0 0.505 18.9
1732.0 0.505 18.4
1733.0 0.505 18.0
1734.0 0.505 17.5
1735.0 0.505 17.1
1736.0 0.505 16.6
1737.0 0.505 16.1
1738.0 0.505 15.7
1739.0 0.505 15.2
1740.0 0.505 14.8
1741.0 0.506 14.3
1742.0 0.506 13.8
1743.0 0.506 13.4
1744.0 0.506 12.9
1745.0 0.506 12.5
1746.0 0.506 12.0
1747.0 0.507 11.5
1748.0 0.507 11.1
1749.0 0.507 10.6
1750.0 0.507 10.2
1751.0 0.507 9.7
1752.0 0.508 9.3
1753.0 0.508 8.8
1754.0 0.508 8.4
1755.0 0.508 7.9
1756.0 0.509 7.5
1757.0 0.509 7.0
1758.0 0.509 6.5
1759.0 0.509 6.1
1760.0 0.510 5.6
1761.0 0.510 5.2
1762.0 0.510 4.7
1763.0 0.510 4.3
1764.0 0.511 3.8
1765.0 0.511 3.4
1766.0 0.511 2.9
1767.0 0.512 2.5
1768.0 0.512 2.0
1769.0 0.512 1.6
1770.0 0.512 1.2
1771.0 0.513 0.7
1772.0 0.513 0.3
1773.0 0.513 359.8
1774.0 0.514 359.4
1775.0 0.514 358.9
1776.0 0.514 358.5
1777.0 0.515 358.0
1778.0 0.515 357.6
1779.0 0.515 357.2
1780.0 0.515 356.7
1781.0 0.516 356.3
1782.0 0.516 355.8
1783.0 0.516 355.4
1784.0 0.516 354.9
1785.0 0.517 354.5
1786.0 0.517 354.1
1787.0 0.517 353.6
1788.0 0.517 353.2
1789.0 0.518 352.8
1790.0 0.518 352.3
1791.0 0.518 351.9
1792.0 0.518 351.4
1793.0 0.519 351.0
1794.0 0.519 350.6
1795.0 0.519 350.1
1796.0 0.519 349.7
1797.0 0.519 349.3
1798.0 0.520 348.8
1799.0 0.520 348.4
1800.0 0.520 348.0
1801.0 0.520 347.5
1802.0 0.520 347.1
1803.0 0.520 346.7
1804.0 0.521 346.2
1805.0 0.521 345.8
1806.0 0.521 345.4
1807.0 0.521 344.9
1808.0 0.521 344.5
1809.0 0.521 344.1
1810.0 0.521 343.6
1811.0 0.521 343.2
1812.0 0.521 342.8
1813.0 0.521 342.3
1814.0 0.521 341.9
1815.0 0.521 341.5
1816.0 0.521 341.0
1817.0 0.521 340.6
1818.0 0.521 340.2
1819.0 0.521 339.7
1820.0 0.520 339.3
1821.0 0.520 338.9
1822.0 0.520 338.4
1823.0 0.520 338.0
1824.0 0.520 337.6
1825.0 0.519 337.1
1826.0 0.519 336.7
1827.0 0.519 336.3
1828.0 0.519 335.8
1829.0 0.518 335.4
1830.0 0.518 335.0
1831.0 0.518 334.5
1832.0 0.517 334.1
1833.0 0.517 333.6
1834.0 0.516 333.2
1835.0 0.516 332.8
1836.0 0.515 332.3
1837.0 0.515 331.9
1838.0 0.514 331.4
1839.0 0.514 331.0
1840.0 0.513 330.6
1841.0 0.512 330.1
1842.0 0.512 329.7
1843.0 0.511 329.2
1844.0 0.510 328.8
1845.0 0.509 328.3
1846.0 0.508 327.9
1847.0 0.508 327.4
1848.0 0.507 326.9
1849.0 0.506 326.5
1850.0 0.505 326.0
1851.0 0.504 325.6
1852.0 0.503 325.1
1853.0 0.502 324.6
1854.0 0.501 324.2
1855.0 0.500 323.7
1856.0 0.498 323.2
1857.0 0.497 322.8
1858.0 0.496 322.3
1859.0 0.495 321.8
1860.0 0.493 321.3
1861.0 0.492 320.8
1862.0 0.490 320.4
1863.0 0.489 319.9
1864.0 0.487 319.4
1865.0 0.486 318.9
1866.0 0.484 318.4
1867.0 0.483 317.9
1868.0 0.481 317.4
1869.0 0.479 316.9
1870.0 0.478 316.3
1871.0 0.476 315.8
1872.0 0.474 315.3
1873.0 0.472 314.8
1874.0 0.470 314.3
1875.0 0.468 313.7
1876.0 0.466 313.2
1877.0 0.464 312.6
1878.0 0.462 312.1
1879.0 0.460 311.5
1880.0 0.457 311.0
1881.0 0.455 310.4
1882.0 0.453 309.9
1883.0 0.450 309.3
1884.0 0.448 308.7
1885.0 0.445 308.1
1886.0 0.443 307.5
1887.0 0.440 306.9
1888.0 0.438 306.3
1889.0 0.435 305.7
1890.0 0.432 305.1
1891.0 0.430 304.4
1892.0 0.427 303.8
1893.0 0.424 303.2
1894.0 0.421 302.5
1895.0 0.418 301.8
1896.0 0.415 301.2
1897.0 0.412 300.5
1898.0 0.409 299.8
1899.0 0.406 299.1
1900.0 0.403 298.4
1901.0 0.400 297.6
1902.0 0.397 296.9
1903.0 0.394 296.1
1904.0 0.390 295.4
1905.0 0.387 294.6
1906.0 0.384 293.8
1907.0 0.381 293.0
1908.0 0.377 292.2
1909.0 0.374 291.4
1910.0 0.370 290.5
1911.0 0.367 289.6
1912.0 0.364 288.8
1913.0 0.360 287.9
1914.0 0.357 287.0
1915.0 0.353 286.0
1916.0 0.350 285.1
1917.0 0.346 284.1
1918.0 0.343 283.1
1919.0 0.339 282.1
1920.0 0.336 281.1
1921.0 0.332 280.0
1922.0 0.329 279.0
1923.0 0.326 277.9
1924.0 0.322 276.7
1925.0 0.319 275.6
1926.0 0.315 274.4
1927.0 0.312 273.2
1928.0 0.309 272.0
1929.0 0.306 270.8
1930.0 0.303 269.5
1931.0 0.300 268.2
1932.0 0.297 266.9
1933.0 0.294 265.6
1934.0 0.291 264.2
1935.0 0.288 262.8
1936.0 0.285 261.4
1937.0 0.283 259.9
1938.0 0.280 258.4
1939.0 0.278 256.9
1940.0 0.276 255.4
1941.0 0.273 253.8
1942.0 0.271 252.2
1943.0 0.269 250.6
1944.0 0.268 249.0
1945.0 0.266 247.4
1946.0 0.265 245.7
1947.0 0.263 244.0
1948.0 0.262 242.3
1949.0 0.261 240.6
1950.0 0.260 238.9
1951.0 0.259 237.1
1952.0 0.259 235.4
1953.0 0.258 233.6
1954.0 0.258 231.9
1955.0 0.258 230.1
1956.0 0.258 228.3
1957.0 0.258 226.6
1958.0 0.259 224.8
1959.0 0.260 223.1
1960.0 0.260 221.4
1961.0 0.261 219.6
1962.0 0.262 217.9
1963.0 0.264 216.2
1964.0 0.265 214.5
1965.0 0.267 212.9
1966.0 0.268 211.2
1967.0 0.270 209.6
1968.0 0.272 208.0
1969.0 0.275 206.5
1970.0 0.277 204.9
1971.0 0.279 203.4
1972.0 0.282 201.9
1973.0 0.284 200.5
1974.0 0.287 199.0
1975.0 0.290 197.6
1976.0 0.293 196.2
1977.0 0.296 194.9
1978.0 0.299 193.6
1979.0 0.303 192.3
1980.0 0.306 191.0
1981.0 0.309 189.8
1982.0 0.313 188.5
1983.0 0.316 187.4
1984.0 0.320 186.2
1985.0 0.324 185.1
1986.0 0.327 184.0
1987.0 0.331 182.9
1988.0 0.335 181.8
1989.0 0.339 180.8
1990.0 0.343 179.8
1991.0 0.347 178.8
1992.0 0.351 177.8
1993.0 0.355 176.9
1994.0 0.359 176.0
1995.0 0.363 175.1
1996.0 0.367 174.2
1997.0 0.371 173.3
1998.0 0.375 172.5
1999.0 0.379 171.6
2000.0 0.383 170.8
2001.0 0.387 170.0
2002.0 0.391 169.3
2003.0 0.395 168.5
2004.0 0.399 167.8
2005.0 0.404 167.0
2006.0 0.408 166.3
2007.0 0.412 165.6
2008.0 0.416 164.9
2009.0 0.420 164.3
2010.0 0.424 163.6
2011.0 0.428 163.0
2012.0 0.432 162.3
2013.0 0.436 161.7
2014.0 0.440 161.1
2015.0 0.444 160.5
2016.0 0.448 159.9
2017.0 0.452 159.3
2018.0 0.456 158.8
2019.0 0.460 158.2
2020.0 0.464 157.6
2021.0 0.468 157.1
2022.0 0.471 156.6
2023.0 0.475 156.0
2024.0 0.479 155.5
2025.0 0.483 155.0
2026.0 0.487 154.5
2027.0 0.490 154.0
2028.0 0.494 153.6
2029.0 0.498 153.1
2030.0 0.501 152.6
2031.0 0.505 152.1
2032.0 0.509 151.7
2033.0 0.512 151.2
2034.0 0.516 150.8
2035.0 0.519 150.4
2036.0 0.523 149.9
2037.0 0.526 149.5
2038.0 0.529 149.1
2039.0 0.533 148.7
2040.0 0.536 148.2
2041.0 0.539 147.8
2042.0 0.543 147.4
2043.0 0.546 147.0
2044.0 0.549 146.7
2045.0 0.552 146.3
2046.0 0.555 145.9
2047.0 0.559 145.5
2048.0 0.562 145.1
2049.0 0.565 144.8
2050.0 0.568 144.4
2051.0 0.571 144.0
2052.0 0.574 143.7
2053.0 0.577 143.3
2054.0 0.579 143.0
2055.0 0.582 142.6
2056.0 0.585 142.3
2057.0 0.588 141.9
2058.0 0.591 141.6
2059.0 0.593 141.3
2060.0 0.596 140.9
2061.0 0.599 140.6
2062.0 0.601 140.3
2063.0 0.604 140.0
2064.0 0.607 139.6
2065.0 0.609 139.3
2066.0 0.612 139.0
2067.0 0.614 138.7
2068.0 0.616 138.4
2069.0 0.619 138.1
2070.0 0.621 137.8
2071.0 0.624 137.5
2072.0 0.626 137.2
2073.0 0.628 136.9
2074.0 0.630 136.6
2075.0 0.633 136.3
2076.0 0.635 136.0
2077.0 0.637 135.7
2078.0 0.639 135.4
2079.0 0.641 135.1
2080.0 0.643 134.8
2081.0 0.645 134.6
2082.0 0.647 134.3
2083.0 0.649 134.0
2084.0 0.651 133.7
2085.0 0.653 133.4
2086.0 0.655 133.2
2087.0 0.657 132.9
2088.0 0.659 132.6
2089.0 0.660 132.4
2090.0 0.662 132.1
2091.0 0.664 131.8
2092.0 0.666 131.6
2093.0 0.667 131.3
2094.0 0.669 131.0
2095.0 0.671 130.8
2096.0 0.672 130.5
2097.0 0.674 130.2
2098.0 0.675 130.0
2099.0 0.677 129.7
2100.0 0.678 129.5
2101.0 0.680 129.2
2102.0 0.681 129.0
2103.0 0.683 128.7
2104.0 0.684 128.5
2105.0 0.685 128.2
2106.0 0.687 128.0
2107.0 0.688 127.7
2108.0 0.689 127.5
2109.0 0.690 127.2
2110.0 0.692 127.0
2111.0 0.693 126.7
2112.0 0.694 126.5
2113.0 0.695 126.2
2114.0 0.696 126.0
2115.0 0.697 125.8
2116.0 0.698 125.5
2117.0 0.699 125.3
2118.0 0.700 125.0
2119.0 0.701 124.8
2120.0 0.702 124.6
2121.0 0.703 124.3
2122.0 0.704 124.1
2123.0 0.705 123.9
2124.0 0.706 123.6
2125.0 0.707 123.4
2126.0 0.708 123.1
2127.0 0.708 122.9
2128.0 0.709 122.7
2129.0 0.710 122.4
2130.0 0.711 122.2
2131.0 0.711 122.0
2132.0 0.712 121.8
2133.0 0.713 121.5
2134.0 0.713 121.3
2135.0 0.714 121.1
2136.0 0.715 120.8
2137.0 0.715 120.6
2138.0 0.716 120.4
2139.0 0.716 120.1
2140.0 0.717 119.9
2141.0 0.717 119.7
2142.0 0.718 119.5
2143.0 0.718 119.2
2144.0 0.718 119.0
2145.0 0.719 118.8
2146.0 0.719 118.5
2147.0 0.720 118.3
2148.0 0.720 118.1
2149.0 0.720 117.9
2150.0 0.721 117.6
2151.0 0.721 117.4
2152.0 0.721 117.2
2153.0 0.721 117.0
2154.0 0.722 116.7
2155.0 0.722 116.5
2156.0 0.722 116.3
2157.0 0.722 116.1
2158.0 0.722 115.8
2159.0 0.722 115.6
2160.0 0.722 115.4
2161.0 0.723 115.2
2162.0 0.723 114.9
2163.0 0.723 114.7
2164.0 0.723 114.5
2165.0 0.723 114.3
2166.0 0.723 114.0
2167.0 0.723 113.8
2168.0 0.723 113.6
2169.0 0.723 113.4
2170.0 0.723 113.1
2171.0 0.722 112.9
2172.0 0.722 112.7
2173.0 0.722 112.5
2174.0 0.722 112.2
2175.0 0.722 112.0
2176.0 0.722 111.8
2177.0 0.722 111.6
2178.0 0.721 111.3
2179.0 0.721 111.1
2180.0 0.721 110.9
2181.0 0.721 110.7
2182.0 0.720 110.4
2183.0 0.720 110.2
2184.0 0.720 110.0
2185.0 0.719 109.8
2186.0 0.719 109.5
2187.0 0.719 109.3
2188.0 0.718 109.1
2189.0 0.718 108.9
2190.0 0.718 108.6
2191.0 0.717 108.4
2192.0 0.717 108.2
2193.0 0.716 107.9
2194.0 0.716 107.7
2195.0 0.716 107.5
2196.0 0.715 107.3
2197.0 0.715 107.0
2198.0 0.714 106.8
2199.0 0.714 106.6
2200.0 0.713 106.3
2201.0 0.712 106.1
2202.0 0.712 105.9
2203.0 0.711 105.6
2204.0 0.711 105.4
2205.0 0.710 105.2
2206.0 0.710 104.9
2207.0 0.709 104.7
2208.0 0.708 104.5
2209.0 0.708 104.2
2210.0 0.707 104.0
2211.0 0.706 103.8
2212.0 0.706 103.5
2213.0 0.705 103.3
2214.0 0.704 103.1
2215.0 0.704 102.8
2216.0 0.703 102.6
2217.0 0.702 102.4
2218.0 0.701 102.1
2219.0 0.701 101.9
2220.0 0.700 101.6
2221.0 0.699 101.4
2222.0 0.698 101.2
2223.0 0.698 100.9
2224.0 0.697 100.7
2225.0 0.696 100.4
2226.0 0.695 100.2
2227.0 0.694 100.0
2228.0 0.693 99.7
2229.0 0.693 99.5
2230.0 0.692 99.2
2231.0 0.691 99.0
2232.0 0.690 98.7
2233.0 0.689 98.5
2234.0 0.688 98.2
2235.0 0.687 98.0
2236.0 0.686 97.7
2237.0 0.685 97.5
2238.0 0.684 97.2
2239.0 0.684 97.0
2240.0 0.683 96.7
2241.0 0.682 96.5
2242.0 0.681 96.2
2243.0 0.680 96.0
2244.0 0.679 95.7
2245.0 0.678 95.5
2246.0 0.677 95.2
2247.0 0.676 95.0
2248.0 0.675 94.7
2249.0 0.674 94.4
2250.0 0.673 94.2
2251.0 0.672 93.9
2252.0 0.671 93.7
2253.0 0.670 93.4
2254.0 0.668 93.1
2255.0 0.667 92.9
2256.0 0.666 92.6
2257.0 0.665 92.3
2258.0 0.664 92.1
2259.0 0.663 91.8
2260.0 0.662 91.5
2261.0 0.661 91.3
2262.0 0.660 91.0
2263.0 0.659 90.7
2264.0 0.658 90.5
2265.0 0.656 90.2
2266.0 0.655 89.9
2267.0 0.654 89.7
2268.0 0.653 89.4
2269.0 0.652 89.1
2270.0 0.651 88.8
2271.0 0.650 88.5
2272.0 0.649 88.3
2273.0 0.647 88.0
2274.0 0.646 87.7
2275.0 0.645 87.4
2276.0 0.644 87.1
2277.0 0.643 86.9
2278.0 0.642 86.6
2279.0 0.640 86.3
2280.0 0.639 86.0
2281.0 0.638 85.7
2282.0 0.637 85.4
2283.0 0.636 85.1
2284.0 0.634 84.9
2285.0 0.633 84.6
2286.0 0.632 84.3
2287.0 0.631 84.0
2288.0 0.630 83.7
2289.0 0.629 83.4
2290.0 0.627 83.1
2291.0 0.626 82.8
2292.0 0.625 82.5
2293.0 0.624 82.2
2294.0 0.623 81.9
2295.0 0.621 81.6
2296.0 0.620 81.3
2297.0 0.619 81.0
2298.0 0.618 80.7
2299.0 0.616 80.4
2300.0 0.615 80.0
2301.0 0.614 79.7
2302.0 0.613 79.4
2303.0 0.612 79.1
2304.0 0.610 78.8
2305.0 0.609 78.5
2306.0 0.608 78.2
2307.0 0.607 77.8
2308.0 0.606 77.5
2309.0 0.604 77.2
2310.0 0.603 76.9
2311.0 0.602 76.6
2312.0 0.601 76.2
2313.0 0.600 75.9
2314.0 0.598 75.6
2315.0 0.597 75.3
2316.0 0.596 74.9
2317.0 0.595 74.6
2318.0 0.594 74.3
2319.0 0.592 73.9
2320.0 0.591 73.6
2321.0 0.590 73.3
2322.0 0.589 72.9
2323.0 0.588 72.6
2324.0 0.586 72.2
2325.0 0.585 71.9
2326.0 0.584 71.6
2327.0 0.583 71.2
2328.0 0.582 70.9
2329.0 0.581 70.5
2330.0 0.580 70.2
2331.0 0.578 69.8
2332.0 0.577 69.5
2333.0 0.576 69.1
2334.0 0.575 68.8
2335.0 0.574 68.4
2336.0 0.573 68.0
2337.0 0.572 67.7
2338.0 0.570 67.3
2339.0 0.569 67.0
2340.0 0.568 66.6
2341.0 0.567 66.2
2342.0 0.566 65.9
2343.0 0.565 65.5
2344.0 0.564 65.1
2345.0 0.563 64.8
2346.0 0.562 64.4
2347.0 0.561 64.0
2348.0 0.560 63.7
2349.0 0.559 63.3
2350.0 0.557 62.9
2351.0 0.556 62.5
2352.0 0.555 62.1
2353.0 0.554 61.8
2354.0 0.553 61.4
2355.0 0.552 61.0
2356.0 0.551 60.6
2357.0 0.550 60.2
2358.0 0.549 59.8
2359.0 0.548 59.5
2360.0 0.547 59.1
2361.0 0.546 58.7
2362.0 0.546 58.3
2363.0 0.545 57.9
2364.0 0.544 57.5
2365.0 0.543 57.1
2366.0 0.542 56.7
2367.0 0.541 56.3
2368.0 0.540 55.9
2369.0 0.539 55.5
2370.0 0.538 55.1
2371.0 0.537 54.7
2372.0 0.536 54.3
2373.0 0.536 53.9
2374.0 0.535 53.4
2375.0 0.534 53.0
2376.0 0.533 52.6
2377.0 0.532 52.2
2378.0 0.532 51.8
2379.0 0.531 51.4
2380.0 0.530 51.0
2381.0 0.529 50.5
2382.0 0.528 50.1
2383.0 0.528 49.7
2384.0 0.527 49.3
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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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