| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 17:23:53 |
| WDS: | DUN23 | WDS ID/Discoverer |
| P: | 552.842 | Orbital period (years) |
| a: | 3.2977 | Semi-major axis (arcseconds) |
| i: | 62.239 | Inclination (degrees) |
| Ω: | 125.994 | Longitude of ascending node (degrees) |
| T: | 2039.826 | Epoch of periastron passage (year) |
| e: | 0.2241 | Eccentricity |
| ω: | 27.521 | Longitude of periastron (degrees) |
| Start-Year: | 1749.0 | Year |
| End-Year: | 2301.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 060446.76-482730.3 | Epoch-2000 right ascension and declination |
| WDS-ID: | 06048-4828 | WDS designation |
| Discoverer Code: | DUN23 | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | 41824 | HD catalog number |
| Hipparcos number: | 28796 | Hipparcos catalog number |
| V1: | 7.30 | Magnitude of the primary |
| V2: | 7.69 | 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)
Year Sep[“] PA[°] --------------------------------------------- 2025.0 2.532 131.6 ------------------------- 1749.0 3.814 316.3 1750.0 3.806 316.6 1751.0 3.798 316.8 1752.0 3.790 317.0 1753.0 3.782 317.2 1754.0 3.774 317.5 1755.0 3.765 317.7 1756.0 3.756 317.9 1757.0 3.747 318.1 1758.0 3.738 318.4 1759.0 3.728 318.6 1760.0 3.718 318.8 1761.0 3.709 319.1 1762.0 3.698 319.3 1763.0 3.688 319.5 1764.0 3.678 319.8 1765.0 3.667 320.0 1766.0 3.656 320.3 1767.0 3.645 320.5 1768.0 3.634 320.7 1769.0 3.622 321.0 1770.0 3.610 321.2 1771.0 3.599 321.5 1772.0 3.587 321.7 1773.0 3.574 322.0 1774.0 3.562 322.2 1775.0 3.549 322.5 1776.0 3.537 322.7 1777.0 3.524 323.0 1778.0 3.510 323.3 1779.0 3.497 323.5 1780.0 3.484 323.8 1781.0 3.470 324.0 1782.0 3.456 324.3 1783.0 3.442 324.6 1784.0 3.428 324.9 1785.0 3.414 325.1 1786.0 3.399 325.4 1787.0 3.385 325.7 1788.0 3.370 326.0 1789.0 3.355 326.3 1790.0 3.340 326.5 1791.0 3.324 326.8 1792.0 3.309 327.1 1793.0 3.293 327.4 1794.0 3.278 327.7 1795.0 3.262 328.0 1796.0 3.246 328.3 1797.0 3.230 328.6 1798.0 3.213 328.9 1799.0 3.197 329.3 1800.0 3.180 329.6 1801.0 3.164 329.9 1802.0 3.147 330.2 1803.0 3.130 330.5 1804.0 3.113 330.9 1805.0 3.096 331.2 1806.0 3.078 331.5 1807.0 3.061 331.9 1808.0 3.043 332.2 1809.0 3.025 332.6 1810.0 3.008 332.9 1811.0 2.990 333.3 1812.0 2.972 333.6 1813.0 2.954 334.0 1814.0 2.935 334.4 1815.0 2.917 334.8 1816.0 2.899 335.1 1817.0 2.880 335.5 1818.0 2.862 335.9 1819.0 2.843 336.3 1820.0 2.824 336.7 1821.0 2.806 337.1 1822.0 2.787 337.5 1823.0 2.768 337.9 1824.0 2.749 338.4 1825.0 2.730 338.8 1826.0 2.710 339.2 1827.0 2.691 339.7 1828.0 2.672 340.1 1829.0 2.653 340.6 1830.0 2.634 341.0 1831.0 2.614 341.5 1832.0 2.595 342.0 1833.0 2.575 342.4 1834.0 2.556 342.9 1835.0 2.537 343.4 1836.0 2.517 343.9 1837.0 2.498 344.4 1838.0 2.478 345.0 1839.0 2.459 345.5 1840.0 2.439 346.0 1841.0 2.420 346.6 1842.0 2.401 347.1 1843.0 2.381 347.7 1844.0 2.362 348.3 1845.0 2.343 348.8 1846.0 2.324 349.4 1847.0 2.304 350.0 1848.0 2.285 350.6 1849.0 2.266 351.3 1850.0 2.247 351.9 1851.0 2.229 352.5 1852.0 2.210 353.2 1853.0 2.191 353.9 1854.0 2.173 354.5 1855.0 2.154 355.2 1856.0 2.136 355.9 1857.0 2.118 356.6 1858.0 2.100 357.3 1859.0 2.082 358.1 1860.0 2.064 358.8 1861.0 2.047 359.6 1862.0 2.030 0.4 1863.0 2.012 1.2 1864.0 1.996 2.0 1865.0 1.979 2.8 1866.0 1.962 3.6 1867.0 1.946 4.4 1868.0 1.930 5.3 1869.0 1.914 6.2 1870.0 1.899 7.0 1871.0 1.884 7.9 1872.0 1.869 8.9 1873.0 1.854 9.8 1874.0 1.840 10.7 1875.0 1.826 11.7 1876.0 1.813 12.7 1877.0 1.800 13.6 1878.0 1.787 14.6 1879.0 1.774 15.7 1880.0 1.762 16.7 1881.0 1.750 17.7 1882.0 1.739 18.8 1883.0 1.728 19.9 1884.0 1.718 20.9 1885.0 1.708 22.0 1886.0 1.699 23.1 1887.0 1.690 24.3 1888.0 1.681 25.4 1889.0 1.673 26.5 1890.0 1.665 27.7 1891.0 1.658 28.9 1892.0 1.652 30.0 1893.0 1.646 31.2 1894.0 1.640 32.4 1895.0 1.636 33.6 1896.0 1.631 34.8 1897.0 1.627 36.0 1898.0 1.624 37.2 1899.0 1.621 38.4 1900.0 1.619 39.7 1901.0 1.618 40.9 1902.0 1.617 42.1 1903.0 1.616 43.4 1904.0 1.616 44.6 1905.0 1.617 45.8 1906.0 1.618 47.1 1907.0 1.620 48.3 1908.0 1.622 49.5 1909.0 1.625 50.7 1910.0 1.628 51.9 1911.0 1.632 53.1 1912.0 1.637 54.3 1913.0 1.642 55.5 1914.0 1.647 56.7 1915.0 1.653 57.9 1916.0 1.660 59.1 1917.0 1.667 60.2 1918.0 1.674 61.4 1919.0 1.682 62.5 1920.0 1.691 63.7 1921.0 1.699 64.8 1922.0 1.709 65.9 1923.0 1.718 67.0 1924.0 1.728 68.1 1925.0 1.739 69.1 1926.0 1.749 70.2 1927.0 1.761 71.2 1928.0 1.772 72.3 1929.0 1.784 73.3 1930.0 1.796 74.3 1931.0 1.808 75.3 1932.0 1.821 76.3 1933.0 1.834 77.2 1934.0 1.847 78.2 1935.0 1.861 79.1 1936.0 1.874 80.0 1937.0 1.888 80.9 1938.0 1.902 81.8 1939.0 1.916 82.7 1940.0 1.931 83.6 1941.0 1.945 84.4 1942.0 1.960 85.3 1943.0 1.975 86.1 1944.0 1.990 86.9 1945.0 2.005 87.7 1946.0 2.020 88.5 1947.0 2.035 89.3 1948.0 2.050 90.1 1949.0 2.065 90.8 1950.0 2.081 91.6 1951.0 2.096 92.3 1952.0 2.111 93.1 1953.0 2.126 93.8 1954.0 2.141 94.5 1955.0 2.157 95.2 1956.0 2.172 95.9 1957.0 2.187 96.5 1958.0 2.202 97.2 1959.0 2.217 97.9 1960.0 2.231 98.5 1961.0 2.246 99.2 1962.0 2.261 99.8 1963.0 2.275 100.4 1964.0 2.289 101.0 1965.0 2.303 101.6 1966.0 2.317 102.2 1967.0 2.331 102.8 1968.0 2.345 103.4 1969.0 2.358 104.0 1970.0 2.371 104.6 1971.0 2.384 105.1 1972.0 2.397 105.7 1973.0 2.409 106.3 1974.0 2.422 106.8 1975.0 2.433 107.4 1976.0 2.445 107.9 1977.0 2.457 108.4 1978.0 2.468 109.0 1979.0 2.479 109.5 1980.0 2.489 110.0 1981.0 2.499 110.5 1982.0 2.509 111.0 1983.0 2.519 111.6 1984.0 2.528 112.1 1985.0 2.537 112.6 1986.0 2.545 113.1 1987.0 2.553 113.6 1988.0 2.561 114.0 1989.0 2.568 114.5 1990.0 2.575 115.0 1991.0 2.582 115.5 1992.0 2.588 116.0 1993.0 2.594 116.5 1994.0 2.599 116.9 1995.0 2.604 117.4 1996.0 2.609 117.9 1997.0 2.613 118.4 1998.0 2.616 118.8 1999.0 2.619 119.3 2000.0 2.622 119.8 2001.0 2.624 120.2 2002.0 2.626 120.7 2003.0 2.628 121.2 2004.0 2.628 121.6 2005.0 2.629 122.1 2006.0 2.629 122.6 2007.0 2.628 123.0 2008.0 2.627 123.5 2009.0 2.625 124.0 2010.0 2.623 124.4 2011.0 2.621 124.9 2012.0 2.618 125.4 2013.0 2.614 125.8 2014.0 2.610 126.3 2015.0 2.606 126.8 2016.0 2.600 127.2 2017.0 2.595 127.7 2018.0 2.589 128.2 2019.0 2.582 128.7 2020.0 2.575 129.2 2021.0 2.568 129.7 2022.0 2.560 130.1 2023.0 2.551 130.6 2024.0 2.542 131.1 2025.0 2.532 131.6 2026.0 2.522 132.1 2027.0 2.512 132.6 2028.0 2.501 133.2 2029.0 2.489 133.7 2030.0 2.477 134.2 2031.0 2.465 134.7 2032.0 2.452 135.2 2033.0 2.438 135.8 2034.0 2.424 136.3 2035.0 2.410 136.9 2036.0 2.395 137.4 2037.0 2.380 138.0 2038.0 2.365 138.6 2039.0 2.349 139.2 2040.0 2.332 139.7 2041.0 2.315 140.3 2042.0 2.298 140.9 2043.0 2.281 141.6 2044.0 2.263 142.2 2045.0 2.244 142.8 2046.0 2.226 143.5 2047.0 2.207 144.1 2048.0 2.187 144.8 2049.0 2.168 145.4 2050.0 2.148 146.1 2051.0 2.128 146.8 2052.0 2.107 147.6 2053.0 2.087 148.3 2054.0 2.066 149.0 2055.0 2.045 149.8 2056.0 2.024 150.6 2057.0 2.002 151.4 2058.0 1.981 152.2 2059.0 1.959 153.0 2060.0 1.937 153.9 2061.0 1.915 154.7 2062.0 1.893 155.6 2063.0 1.871 156.5 2064.0 1.849 157.4 2065.0 1.828 158.4 2066.0 1.806 159.4 2067.0 1.784 160.4 2068.0 1.762 161.4 2069.0 1.740 162.4 2070.0 1.719 163.5 2071.0 1.697 164.6 2072.0 1.676 165.7 2073.0 1.656 166.9 2074.0 1.635 168.1 2075.0 1.615 169.3 2076.0 1.595 170.6 2077.0 1.575 171.8 2078.0 1.556 173.1 2079.0 1.537 174.5 2080.0 1.519 175.9 2081.0 1.502 177.3 2082.0 1.485 178.7 2083.0 1.468 180.2 2084.0 1.452 181.7 2085.0 1.437 183.2 2086.0 1.423 184.8 2087.0 1.409 186.4 2088.0 1.396 188.0 2089.0 1.384 189.7 2090.0 1.373 191.4 2091.0 1.363 193.1 2092.0 1.354 194.9 2093.0 1.345 196.6 2094.0 1.338 198.4 2095.0 1.332 200.2 2096.0 1.327 202.0 2097.0 1.322 203.9 2098.0 1.319 205.7 2099.0 1.317 207.6 2100.0 1.316 209.4 2101.0 1.316 211.3 2102.0 1.318 213.1 2103.0 1.320 215.0 2104.0 1.324 216.8 2105.0 1.328 218.6 2106.0 1.334 220.5 2107.0 1.341 222.3 2108.0 1.348 224.0 2109.0 1.357 225.8 2110.0 1.367 227.5 2111.0 1.378 229.2 2112.0 1.389 230.9 2113.0 1.402 232.6 2114.0 1.416 234.2 2115.0 1.430 235.8 2116.0 1.445 237.3 2117.0 1.461 238.8 2118.0 1.478 240.3 2119.0 1.495 241.8 2120.0 1.513 243.2 2121.0 1.532 244.6 2122.0 1.551 246.0 2123.0 1.571 247.3 2124.0 1.591 248.6 2125.0 1.612 249.8 2126.0 1.634 251.0 2127.0 1.656 252.2 2128.0 1.678 253.4 2129.0 1.701 254.5 2130.0 1.724 255.6 2131.0 1.747 256.7 2132.0 1.771 257.7 2133.0 1.795 258.7 2134.0 1.819 259.7 2135.0 1.843 260.7 2136.0 1.868 261.6 2137.0 1.893 262.5 2138.0 1.918 263.4 2139.0 1.943 264.3 2140.0 1.968 265.1 2141.0 1.994 265.9 2142.0 2.019 266.7 2143.0 2.045 267.5 2144.0 2.071 268.3 2145.0 2.096 269.0 2146.0 2.122 269.7 2147.0 2.148 270.4 2148.0 2.174 271.1 2149.0 2.200 271.8 2150.0 2.225 272.4 2151.0 2.251 273.1 2152.0 2.277 273.7 2153.0 2.303 274.3 2154.0 2.328 274.9 2155.0 2.354 275.5 2156.0 2.380 276.1 2157.0 2.405 276.6 2158.0 2.431 277.2 2159.0 2.456 277.7 2160.0 2.481 278.3 2161.0 2.506 278.8 2162.0 2.531 279.3 2163.0 2.556 279.8 2164.0 2.581 280.3 2165.0 2.605 280.7 2166.0 2.630 281.2 2167.0 2.654 281.7 2168.0 2.678 282.1 2169.0 2.702 282.6 2170.0 2.726 283.0 2171.0 2.749 283.4 2172.0 2.773 283.9 2173.0 2.796 284.3 2174.0 2.819 284.7 2175.0 2.842 285.1 2176.0 2.865 285.5 2177.0 2.887 285.9 2178.0 2.910 286.2 2179.0 2.932 286.6 2180.0 2.954 287.0 2181.0 2.976 287.4 2182.0 2.997 287.7 2183.0 3.019 288.1 2184.0 3.040 288.4 2185.0 3.061 288.8 2186.0 3.081 289.1 2187.0 3.102 289.4 2188.0 3.122 289.8 2189.0 3.142 290.1 2190.0 3.162 290.4 2191.0 3.181 290.8 2192.0 3.201 291.1 2193.0 3.220 291.4 2194.0 3.239 291.7 2195.0 3.257 292.0 2196.0 3.276 292.3 2197.0 3.294 292.6 2198.0 3.312 292.9 2199.0 3.329 293.2 2200.0 3.347 293.5 2201.0 3.364 293.8 2202.0 3.381 294.0 2203.0 3.398 294.3 2204.0 3.414 294.6 2205.0 3.430 294.9 2206.0 3.446 295.1 2207.0 3.462 295.4 2208.0 3.478 295.7 2209.0 3.493 295.9 2210.0 3.508 296.2 2211.0 3.522 296.5 2212.0 3.537 296.7 2213.0 3.551 297.0 2214.0 3.565 297.2 2215.0 3.579 297.5 2216.0 3.592 297.7 2217.0 3.605 298.0 2218.0 3.618 298.2 2219.0 3.631 298.5 2220.0 3.644 298.7 2221.0 3.656 299.0 2222.0 3.668 299.2 2223.0 3.679 299.4 2224.0 3.691 299.7 2225.0 3.702 299.9 2226.0 3.713 300.1 2227.0 3.723 300.4 2228.0 3.734 300.6 2229.0 3.744 300.8 2230.0 3.754 301.1 2231.0 3.763 301.3 2232.0 3.773 301.5 2233.0 3.782 301.7 2234.0 3.791 302.0 2235.0 3.799 302.2 2236.0 3.808 302.4 2237.0 3.816 302.6 2238.0 3.824 302.8 2239.0 3.831 303.1 2240.0 3.838 303.3 2241.0 3.845 303.5 2242.0 3.852 303.7 2243.0 3.859 303.9 2244.0 3.865 304.2 2245.0 3.871 304.4 2246.0 3.877 304.6 2247.0 3.882 304.8 2248.0 3.888 305.0 2249.0 3.893 305.2 2250.0 3.898 305.4 2251.0 3.902 305.6 2252.0 3.906 305.9 2253.0 3.910 306.1 2254.0 3.914 306.3 2255.0 3.918 306.5 2256.0 3.921 306.7 2257.0 3.924 306.9 2258.0 3.927 307.1 2259.0 3.929 307.3 2260.0 3.931 307.5 2261.0 3.934 307.7 2262.0 3.935 307.9 2263.0 3.937 308.2 2264.0 3.938 308.4 2265.0 3.939 308.6 2266.0 3.940 308.8 2267.0 3.941 309.0 2268.0 3.941 309.2 2269.0 3.941 309.4 2270.0 3.941 309.6 2271.0 3.940 309.8 2272.0 3.940 310.0 2273.0 3.939 310.2 2274.0 3.938 310.4 2275.0 3.936 310.6 2276.0 3.935 310.8 2277.0 3.933 311.1 2278.0 3.931 311.3 2279.0 3.929 311.5 2280.0 3.926 311.7 2281.0 3.923 311.9 2282.0 3.920 312.1 2283.0 3.917 312.3 2284.0 3.914 312.5 2285.0 3.910 312.7 2286.0 3.906 312.9 2287.0 3.902 313.1 2288.0 3.897 313.4 2289.0 3.893 313.6 2290.0 3.888 313.8 2291.0 3.883 314.0 2292.0 3.878 314.2 2293.0 3.872 314.4 2294.0 3.866 314.6 2295.0 3.861 314.9 2296.0 3.854 315.1 2297.0 3.848 315.3 2298.0 3.841 315.5 2299.0 3.835 315.7 2300.0 3.828 315.9