| WDS: | A983 | WDS ID/Discoverer |
| P: | 587.000 | Orbital period (years) |
| a: | 0.748 | Semi-major axis (arcseconds) |
| i: | 63.2 | Inclination (degrees) |
| Ω: | 150.8 | Longitude of ascending node (degrees) |
| T: | 1964.830 | Epoch of periastron passage (year) |
| e: | 0.591 | Eccentricity |
| ω: | 245.3 | Longitude of periastron (degrees) |
| Start-Year: | 1731.5 | Year |
| End-Year: | 2318.5 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for A983 |
||
| Position: | 033059.31+293649.3 | Epoch-2000 right ascension and declination |
| WDS-ID: | 03310+2937 | WDS designation |
| Discoverer Code: | A983 | Discover designation and components |
| ADS number: | 2578 | Aitken Double Star catalog |
| HD number: | 21674 | HD catalog number |
| Hipparcos number: | 16376 | Hipparcos catalog number |
| V1: | 9.64 | Magnitude of the primary |
| V2: | 10.24 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2007 | 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: | Doc2010d | 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 0.590 147.64 -------------------------- 1731.50 0.567 214.25 1732.50 0.565 214.64 1733.50 0.563 215.04 1734.50 0.561 215.43 1735.50 0.559 215.83 1736.50 0.557 216.23 1737.50 0.555 216.63 1738.50 0.553 217.04 1739.50 0.551 217.45 1740.50 0.549 217.86 1741.50 0.547 218.28 1742.50 0.545 218.70 1743.50 0.543 219.12 1744.50 0.541 219.54 1745.50 0.539 219.97 1746.50 0.537 220.40 1747.50 0.536 220.83 1748.50 0.534 221.27 1749.50 0.532 221.71 1750.50 0.530 222.15 1751.50 0.528 222.60 1752.50 0.526 223.05 1753.50 0.525 223.50 1754.50 0.523 223.95 1755.50 0.521 224.41 1756.50 0.519 224.87 1757.50 0.517 225.34 1758.50 0.516 225.81 1759.50 0.514 226.28 1760.50 0.512 226.75 1761.50 0.511 227.23 1762.50 0.509 227.71 1763.50 0.507 228.19 1764.50 0.506 228.68 1765.50 0.504 229.17 1766.50 0.503 229.66 1767.50 0.501 230.15 1768.50 0.499 230.65 1769.50 0.498 231.16 1770.50 0.496 231.66 1771.50 0.495 232.17 1772.50 0.493 232.68 1773.50 0.492 233.19 1774.50 0.491 233.71 1775.50 0.489 234.23 1776.50 0.488 234.75 1777.50 0.486 235.28 1778.50 0.485 235.81 1779.50 0.484 236.34 1780.50 0.482 236.87 1781.50 0.481 237.41 1782.50 0.480 237.95 1783.50 0.479 238.50 1784.50 0.478 239.04 1785.50 0.476 239.59 1786.50 0.475 240.14 1787.50 0.474 240.70 1788.50 0.473 241.25 1789.50 0.472 241.81 1790.50 0.471 242.37 1791.50 0.470 242.94 1792.50 0.469 243.50 1793.50 0.468 244.07 1794.50 0.467 244.64 1795.50 0.466 245.22 1796.50 0.465 245.79 1797.50 0.464 246.37 1798.50 0.463 246.95 1799.50 0.463 247.53 1800.50 0.462 248.12 1801.50 0.461 248.70 1802.50 0.460 249.29 1803.50 0.460 249.88 1804.50 0.459 250.47 1805.50 0.458 251.06 1806.50 0.458 251.66 1807.50 0.457 252.25 1808.50 0.457 252.85 1809.50 0.456 253.45 1810.50 0.456 254.05 1811.50 0.455 254.65 1812.50 0.455 255.26 1813.50 0.454 255.86 1814.50 0.454 256.47 1815.50 0.453 257.07 1816.50 0.453 257.68 1817.50 0.453 258.29 1818.50 0.452 258.90 1819.50 0.452 259.51 1820.50 0.452 260.12 1821.50 0.452 260.73 1822.50 0.452 261.34 1823.50 0.451 261.95 1824.50 0.451 262.57 1825.50 0.451 263.18 1826.50 0.451 263.79 1827.50 0.451 264.41 1828.50 0.451 265.02 1829.50 0.451 265.63 1830.50 0.451 266.25 1831.50 0.451 266.86 1832.50 0.451 267.47 1833.50 0.451 268.09 1834.50 0.451 268.70 1835.50 0.452 269.31 1836.50 0.452 269.92 1837.50 0.452 270.54 1838.50 0.452 271.15 1839.50 0.452 271.76 1840.50 0.453 272.37 1841.50 0.453 272.98 1842.50 0.453 273.58 1843.50 0.453 274.19 1844.50 0.454 274.80 1845.50 0.454 275.40 1846.50 0.454 276.01 1847.50 0.455 276.61 1848.50 0.455 277.21 1849.50 0.456 277.82 1850.50 0.456 278.42 1851.50 0.456 279.02 1852.50 0.457 279.61 1853.50 0.457 280.21 1854.50 0.458 280.81 1855.50 0.458 281.40 1856.50 0.459 282.00 1857.50 0.459 282.59 1858.50 0.460 283.18 1859.50 0.460 283.77 1860.50 0.461 284.36 1861.50 0.461 284.94 1862.50 0.462 285.53 1863.50 0.463 286.11 1864.50 0.463 286.69 1865.50 0.464 287.28 1866.50 0.464 287.86 1867.50 0.465 288.43 1868.50 0.465 289.01 1869.50 0.466 289.59 1870.50 0.466 290.16 1871.50 0.467 290.73 1872.50 0.468 291.31 1873.50 0.468 291.88 1874.50 0.469 292.44 1875.50 0.469 293.01 1876.50 0.470 293.58 1877.50 0.470 294.14 1878.50 0.471 294.71 1879.50 0.471 295.27 1880.50 0.472 295.83 1881.50 0.472 296.39 1882.50 0.472 296.95 1883.50 0.473 297.51 1884.50 0.473 298.07 1885.50 0.474 298.63 1886.50 0.474 299.18 1887.50 0.474 299.74 1888.50 0.474 300.29 1889.50 0.475 300.85 1890.50 0.475 301.40 1891.50 0.475 301.95 1892.50 0.475 302.51 1893.50 0.475 303.06 1894.50 0.475 303.61 1895.50 0.475 304.17 1896.50 0.475 304.72 1897.50 0.475 305.27 1898.50 0.475 305.82 1899.50 0.475 306.38 1900.50 0.475 306.93 1901.50 0.474 307.48 1902.50 0.474 308.04 1903.50 0.474 308.59 1904.50 0.473 309.15 1905.50 0.473 309.71 1906.50 0.472 310.27 1907.50 0.471 310.83 1908.50 0.471 311.39 1909.50 0.470 311.95 1910.50 0.469 312.52 1911.50 0.468 313.09 1912.50 0.467 313.66 1913.50 0.466 314.24 1914.50 0.464 314.81 1915.50 0.463 315.39 1916.50 0.461 315.98 1917.50 0.460 316.57 1918.50 0.458 317.16 1919.50 0.456 317.76 1920.50 0.454 318.36 1921.50 0.452 318.97 1922.50 0.450 319.58 1923.50 0.447 320.20 1924.50 0.445 320.83 1925.50 0.442 321.46 1926.50 0.439 322.11 1927.50 0.436 322.76 1928.50 0.433 323.42 1929.50 0.430 324.09 1930.50 0.426 324.77 1931.50 0.423 325.46 1932.50 0.419 326.17 1933.50 0.415 326.89 1934.50 0.410 327.62 1935.50 0.406 328.37 1936.50 0.401 329.14 1937.50 0.396 329.92 1938.50 0.391 330.73 1939.50 0.385 331.56 1940.50 0.380 332.41 1941.50 0.374 333.29 1942.50 0.368 334.20 1943.50 0.361 335.14 1944.50 0.355 336.11 1945.50 0.348 337.12 1946.50 0.340 338.18 1947.50 0.333 339.28 1948.50 0.325 340.43 1949.50 0.317 341.64 1950.50 0.309 342.91 1951.50 0.301 344.25 1952.50 0.292 345.67 1953.50 0.283 347.18 1954.50 0.274 348.78 1955.50 0.265 350.50 1956.50 0.256 352.34 1957.50 0.246 354.32 1958.50 0.237 356.46 1959.50 0.227 358.78 1960.50 0.218 1.30 1961.50 0.208 4.05 1962.50 0.199 7.06 1963.50 0.190 10.35 1964.50 0.182 13.96 1965.50 0.174 17.92 1966.50 0.166 22.25 1967.50 0.160 26.96 1968.50 0.154 32.05 1969.50 0.149 37.50 1970.50 0.145 43.27 1971.50 0.143 49.27 1972.50 0.142 55.40 1973.50 0.143 61.54 1974.50 0.145 67.58 1975.50 0.148 73.40 1976.50 0.153 78.92 1977.50 0.158 84.08 1978.50 0.165 88.85 1979.50 0.173 93.23 1980.50 0.181 97.24 1981.50 0.190 100.88 1982.50 0.199 104.19 1983.50 0.208 107.20 1984.50 0.218 109.94 1985.50 0.229 112.44 1986.50 0.239 114.73 1987.50 0.249 116.82 1988.50 0.260 118.75 1989.50 0.270 120.52 1990.50 0.281 122.17 1991.50 0.292 123.69 1992.50 0.302 125.11 1993.50 0.312 126.43 1994.50 0.323 127.67 1995.50 0.333 128.83 1996.50 0.343 129.92 1997.50 0.353 130.95 1998.50 0.363 131.92 1999.50 0.373 132.84 2000.50 0.383 133.71 2001.50 0.393 134.54 2002.50 0.402 135.33 2003.50 0.411 136.09 2004.50 0.421 136.81 2005.50 0.430 137.50 2006.50 0.439 138.16 2007.50 0.448 138.79 2008.50 0.456 139.41 2009.50 0.465 139.99 2010.50 0.473 140.56 2011.50 0.481 141.11 2012.50 0.490 141.64 2013.50 0.498 142.15 2014.50 0.505 142.65 2015.50 0.513 143.13 2016.50 0.521 143.60 2017.50 0.528 144.05 2018.50 0.536 144.49 2019.50 0.543 144.92 2020.50 0.550 145.34 2021.50 0.557 145.75 2022.50 0.564 146.14 2023.50 0.571 146.53 2024.50 0.577 146.91 2025.50 0.584 147.28 2026.50 0.590 147.64 2027.50 0.596 148.00 2028.50 0.603 148.35 2029.50 0.609 148.69 2030.50 0.615 149.02 2031.50 0.620 149.35 2032.50 0.626 149.67 2033.50 0.632 149.98 2034.50 0.637 150.29 2035.50 0.643 150.60 2036.50 0.648 150.90 2037.50 0.653 151.19 2038.50 0.659 151.48 2039.50 0.664 151.77 2040.50 0.669 152.05 2041.50 0.673 152.33 2042.50 0.678 152.60 2043.50 0.683 152.87 2044.50 0.688 153.14 2045.50 0.692 153.40 2046.50 0.696 153.66 2047.50 0.701 153.91 2048.50 0.705 154.16 2049.50 0.709 154.41 2050.50 0.713 154.66 2051.50 0.717 154.90 2052.50 0.721 155.15 2053.50 0.725 155.38 2054.50 0.729 155.62 2055.50 0.733 155.85 2056.50 0.736 156.08 2057.50 0.740 156.31 2058.50 0.744 156.54 2059.50 0.747 156.77 2060.50 0.750 156.99 2061.50 0.754 157.21 2062.50 0.757 157.43 2063.50 0.760 157.64 2064.50 0.763 157.86 2065.50 0.766 158.07 2066.50 0.769 158.28 2067.50 0.772 158.49 2068.50 0.775 158.70 2069.50 0.778 158.91 2070.50 0.781 159.12 2071.50 0.783 159.32 2072.50 0.786 159.52 2073.50 0.788 159.72 2074.50 0.791 159.92 2075.50 0.793 160.12 2076.50 0.796 160.32 2077.50 0.798 160.52 2078.50 0.800 160.71 2079.50 0.803 160.91 2080.50 0.805 161.10 2081.50 0.807 161.29 2082.50 0.809 161.48 2083.50 0.811 161.67 2084.50 0.813 161.86 2085.50 0.815 162.05 2086.50 0.817 162.24 2087.50 0.818 162.43 2088.50 0.820 162.61 2089.50 0.822 162.80 2090.50 0.824 162.98 2091.50 0.825 163.17 2092.50 0.827 163.35 2093.50 0.828 163.53 2094.50 0.830 163.71 2095.50 0.831 163.89 2096.50 0.833 164.07 2097.50 0.834 164.25 2098.50 0.835 164.43 2099.50 0.836 164.61 2100.50 0.838 164.79 2101.50 0.839 164.97 2102.50 0.840 165.14 2103.50 0.841 165.32 2104.50 0.842 165.50 2105.50 0.843 165.67 2106.50 0.844 165.85 2107.50 0.845 166.02 2108.50 0.846 166.20 2109.50 0.847 166.37 2110.50 0.848 166.55 2111.50 0.848 166.72 2112.50 0.849 166.89 2113.50 0.850 167.07 2114.50 0.850 167.24 2115.50 0.851 167.41 2116.50 0.852 167.58 2117.50 0.852 167.76 2118.50 0.853 167.93 2119.50 0.853 168.10 2120.50 0.854 168.27 2121.50 0.854 168.44 2122.50 0.854 168.61 2123.50 0.855 168.78 2124.50 0.855 168.95 2125.50 0.855 169.12 2126.50 0.856 169.30 2127.50 0.856 169.47 2128.50 0.856 169.64 2129.50 0.856 169.81 2130.50 0.856 169.98 2131.50 0.856 170.15 2132.50 0.856 170.32 2133.50 0.857 170.49 2134.50 0.857 170.66 2135.50 0.856 170.83 2136.50 0.856 171.00 2137.50 0.856 171.17 2138.50 0.856 171.34 2139.50 0.856 171.51 2140.50 0.856 171.68 2141.50 0.856 171.85 2142.50 0.855 172.02 2143.50 0.855 172.19 2144.50 0.855 172.36 2145.50 0.855 172.53 2146.50 0.854 172.70 2147.50 0.854 172.87 2148.50 0.854 173.04 2149.50 0.853 173.22 2150.50 0.853 173.39 2151.50 0.852 173.56 2152.50 0.852 173.73 2153.50 0.851 173.90 2154.50 0.851 174.08 2155.50 0.850 174.25 2156.50 0.849 174.42 2157.50 0.849 174.59 2158.50 0.848 174.77 2159.50 0.848 174.94 2160.50 0.847 175.11 2161.50 0.846 175.29 2162.50 0.845 175.46 2163.50 0.845 175.64 2164.50 0.844 175.81 2165.50 0.843 175.99 2166.50 0.842 176.16 2167.50 0.841 176.34 2168.50 0.841 176.52 2169.50 0.840 176.69 2170.50 0.839 176.87 2171.50 0.838 177.05 2172.50 0.837 177.23 2173.50 0.836 177.41 2174.50 0.835 177.58 2175.50 0.834 177.76 2176.50 0.833 177.94 2177.50 0.832 178.12 2178.50 0.831 178.30 2179.50 0.830 178.48 2180.50 0.829 178.67 2181.50 0.827 178.85 2182.50 0.826 179.03 2183.50 0.825 179.21 2184.50 0.824 179.40 2185.50 0.823 179.58 2186.50 0.821 179.77 2187.50 0.820 179.95 2188.50 0.819 180.14 2189.50 0.818 180.32 2190.50 0.816 180.51 2191.50 0.815 180.70 2192.50 0.814 180.89 2193.50 0.812 181.08 2194.50 0.811 181.26 2195.50 0.810 181.46 2196.50 0.808 181.65 2197.50 0.807 181.84 2198.50 0.805 182.03 2199.50 0.804 182.22 2200.50 0.802 182.42 2201.50 0.801 182.61 2202.50 0.799 182.80 2203.50 0.798 183.00 2204.50 0.796 183.20 2205.50 0.795 183.39 2206.50 0.793 183.59 2207.50 0.792 183.79 2208.50 0.790 183.99 2209.50 0.789 184.19 2210.50 0.787 184.39 2211.50 0.785 184.59 2212.50 0.784 184.80 2213.50 0.782 185.00 2214.50 0.780 185.20 2215.50 0.779 185.41 2216.50 0.777 185.62 2217.50 0.775 185.82 2218.50 0.773 186.03 2219.50 0.772 186.24 2220.50 0.770 186.45 2221.50 0.768 186.66 2222.50 0.766 186.87 2223.50 0.765 187.09 2224.50 0.763 187.30 2225.50 0.761 187.52 2226.50 0.759 187.73 2227.50 0.757 187.95 2228.50 0.756 188.17 2229.50 0.754 188.39 2230.50 0.752 188.61 2231.50 0.750 188.83 2232.50 0.748 189.05 2233.50 0.746 189.27 2234.50 0.744 189.50 2235.50 0.742 189.72 2236.50 0.740 189.95 2237.50 0.739 190.18 2238.50 0.737 190.41 2239.50 0.735 190.64 2240.50 0.733 190.87 2241.50 0.731 191.10 2242.50 0.729 191.34 2243.50 0.727 191.57 2244.50 0.725 191.81 2245.50 0.723 192.05 2246.50 0.721 192.29 2247.50 0.719 192.53 2248.50 0.717 192.77 2249.50 0.715 193.02 2250.50 0.713 193.26 2251.50 0.711 193.51 2252.50 0.709 193.75 2253.50 0.706 194.00 2254.50 0.704 194.25 2255.50 0.702 194.51 2256.50 0.700 194.76 2257.50 0.698 195.02 2258.50 0.696 195.27 2259.50 0.694 195.53 2260.50 0.692 195.79 2261.50 0.690 196.05 2262.50 0.688 196.32 2263.50 0.685 196.58 2264.50 0.683 196.85 2265.50 0.681 197.12 2266.50 0.679 197.39 2267.50 0.677 197.66 2268.50 0.675 197.93 2269.50 0.673 198.21 2270.50 0.670 198.48 2271.50 0.668 198.76 2272.50 0.666 199.04 2273.50 0.664 199.32 2274.50 0.662 199.61 2275.50 0.660 199.89 2276.50 0.657 200.18 2277.50 0.655 200.47 2278.50 0.653 200.76 2279.50 0.651 201.06 2280.50 0.649 201.35 2281.50 0.647 201.65 2282.50 0.644 201.95 2283.50 0.642 202.25 2284.50 0.640 202.55 2285.50 0.638 202.86 2286.50 0.636 203.17 2287.50 0.634 203.48 2288.50 0.631 203.79 2289.50 0.629 204.10 2290.50 0.627 204.42 2291.50 0.625 204.74 2292.50 0.623 205.06 2293.50 0.620 205.38 2294.50 0.618 205.71 2295.50 0.616 206.03 2296.50 0.614 206.36 2297.50 0.612 206.70 2298.50 0.610 207.03 2299.50 0.607 207.37 2300.50 0.605 207.71 2301.50 0.603 208.05 2302.50 0.601 208.39 2303.50 0.599 208.74 2304.50 0.597 209.09 2305.50 0.595 209.44 2306.50 0.592 209.80 2307.50 0.590 210.15 2308.50 0.588 210.51 2309.50 0.586 210.87 2310.50 0.584 211.24 2311.50 0.582 211.61 2312.50 0.580 211.98 2313.50 0.578 212.35 2314.50 0.575 212.73 2315.50 0.573 213.10 2316.50 0.571 213.48 2317.50 0.569 213.87
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 15:12:06 |