| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 17:22:22 |
| WDS: | BU1053 | WDS ID/Discoverer |
| P: | 688.418 | Orbital period (years) |
| a: | 2.16606 | Semi-major axis (arcseconds) |
| i: | 69.182 | Inclination (degrees) |
| Ω: | 162.539 | Longitude of ascending node (degrees) |
| T: | 1912.454 | Epoch of periastron passage (year) |
| e: | 0.75317 | Eccentricity |
| ω: | 77.835 | Longitude of periastron (degrees) |
| Start-Year: | 1681.0 | Year |
| End-Year: | 2369.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 055328.64+372020.7 | Epoch-2000 right ascension and declination |
| WDS-ID: | 05535+3720 | WDS designation |
| Discoverer Code: | BU1053 | Discover designation and components |
| ADS number: | 4472 | Aitken Double Star catalog |
| HD number: | 39315 | HD catalog number |
| Hipparcos number: | 27844 | Hipparcos catalog number |
| V1: | 6.91 | Magnitude of the primary |
| V2: | 8.83 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2013 | 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)
Year Sep[“] PA[°] --------------------------------------------- 2025.0 1.899 1.2 ------------------------- 1681.0 1.249 75.7 1682.0 1.248 76.1 1683.0 1.246 76.5 1684.0 1.245 76.8 1685.0 1.244 77.2 1686.0 1.242 77.6 1687.0 1.241 77.9 1688.0 1.240 78.3 1689.0 1.238 78.7 1690.0 1.237 79.1 1691.0 1.236 79.4 1692.0 1.235 79.8 1693.0 1.234 80.2 1694.0 1.233 80.6 1695.0 1.231 80.9 1696.0 1.230 81.3 1697.0 1.229 81.7 1698.0 1.228 82.1 1699.0 1.227 82.5 1700.0 1.226 82.8 1701.0 1.225 83.2 1702.0 1.225 83.6 1703.0 1.224 84.0 1704.0 1.223 84.4 1705.0 1.222 84.8 1706.0 1.221 85.1 1707.0 1.221 85.5 1708.0 1.220 85.9 1709.0 1.219 86.3 1710.0 1.218 86.7 1711.0 1.218 87.1 1712.0 1.217 87.5 1713.0 1.217 87.8 1714.0 1.216 88.2 1715.0 1.215 88.6 1716.0 1.215 89.0 1717.0 1.214 89.4 1718.0 1.214 89.8 1719.0 1.214 90.2 1720.0 1.213 90.6 1721.0 1.213 91.0 1722.0 1.212 91.3 1723.0 1.212 91.7 1724.0 1.212 92.1 1725.0 1.212 92.5 1726.0 1.211 92.9 1727.0 1.211 93.3 1728.0 1.211 93.7 1729.0 1.211 94.1 1730.0 1.211 94.5 1731.0 1.210 94.9 1732.0 1.210 95.3 1733.0 1.210 95.6 1734.0 1.210 96.0 1735.0 1.210 96.4 1736.0 1.210 96.8 1737.0 1.210 97.2 1738.0 1.210 97.6 1739.0 1.210 98.0 1740.0 1.211 98.4 1741.0 1.211 98.8 1742.0 1.211 99.2 1743.0 1.211 99.6 1744.0 1.211 100.0 1745.0 1.211 100.3 1746.0 1.212 100.7 1747.0 1.212 101.1 1748.0 1.212 101.5 1749.0 1.212 101.9 1750.0 1.213 102.3 1751.0 1.213 102.7 1752.0 1.213 103.1 1753.0 1.214 103.5 1754.0 1.214 103.9 1755.0 1.215 104.2 1756.0 1.215 104.6 1757.0 1.215 105.0 1758.0 1.216 105.4 1759.0 1.216 105.8 1760.0 1.217 106.2 1761.0 1.217 106.6 1762.0 1.218 107.0 1763.0 1.218 107.3 1764.0 1.219 107.7 1765.0 1.219 108.1 1766.0 1.220 108.5 1767.0 1.220 108.9 1768.0 1.221 109.3 1769.0 1.222 109.7 1770.0 1.222 110.0 1771.0 1.223 110.4 1772.0 1.223 110.8 1773.0 1.224 111.2 1774.0 1.225 111.6 1775.0 1.225 112.0 1776.0 1.226 112.3 1777.0 1.227 112.7 1778.0 1.227 113.1 1779.0 1.228 113.5 1780.0 1.229 113.9 1781.0 1.229 114.2 1782.0 1.230 114.6 1783.0 1.231 115.0 1784.0 1.231 115.4 1785.0 1.232 115.8 1786.0 1.233 116.1 1787.0 1.233 116.5 1788.0 1.234 116.9 1789.0 1.235 117.3 1790.0 1.235 117.6 1791.0 1.236 118.0 1792.0 1.237 118.4 1793.0 1.237 118.8 1794.0 1.238 119.1 1795.0 1.238 119.5 1796.0 1.239 119.9 1797.0 1.240 120.3 1798.0 1.240 120.6 1799.0 1.241 121.0 1800.0 1.241 121.4 1801.0 1.242 121.8 1802.0 1.242 122.1 1803.0 1.243 122.5 1804.0 1.243 122.9 1805.0 1.244 123.2 1806.0 1.244 123.6 1807.0 1.245 124.0 1808.0 1.245 124.4 1809.0 1.245 124.7 1810.0 1.246 125.1 1811.0 1.246 125.5 1812.0 1.246 125.8 1813.0 1.246 126.2 1814.0 1.247 126.6 1815.0 1.247 126.9 1816.0 1.247 127.3 1817.0 1.247 127.7 1818.0 1.247 128.0 1819.0 1.247 128.4 1820.0 1.247 128.8 1821.0 1.247 129.1 1822.0 1.247 129.5 1823.0 1.247 129.9 1824.0 1.246 130.3 1825.0 1.246 130.6 1826.0 1.246 131.0 1827.0 1.245 131.4 1828.0 1.245 131.7 1829.0 1.244 132.1 1830.0 1.244 132.5 1831.0 1.243 132.8 1832.0 1.242 133.2 1833.0 1.242 133.6 1834.0 1.241 134.0 1835.0 1.240 134.3 1836.0 1.239 134.7 1837.0 1.237 135.1 1838.0 1.236 135.5 1839.0 1.235 135.8 1840.0 1.234 136.2 1841.0 1.232 136.6 1842.0 1.230 137.0 1843.0 1.229 137.3 1844.0 1.227 137.7 1845.0 1.225 138.1 1846.0 1.223 138.5 1847.0 1.221 138.9 1848.0 1.218 139.3 1849.0 1.216 139.6 1850.0 1.213 140.0 1851.0 1.210 140.4 1852.0 1.207 140.8 1853.0 1.204 141.2 1854.0 1.201 141.6 1855.0 1.198 142.0 1856.0 1.194 142.4 1857.0 1.190 142.8 1858.0 1.187 143.2 1859.0 1.182 143.6 1860.0 1.178 144.0 1861.0 1.173 144.5 1862.0 1.169 144.9 1863.0 1.164 145.3 1864.0 1.158 145.7 1865.0 1.153 146.2 1866.0 1.147 146.6 1867.0 1.141 147.0 1868.0 1.135 147.5 1869.0 1.128 147.9 1870.0 1.121 148.4 1871.0 1.114 148.8 1872.0 1.106 149.3 1873.0 1.098 149.8 1874.0 1.090 150.2 1875.0 1.081 150.7 1876.0 1.072 151.2 1877.0 1.062 151.7 1878.0 1.052 152.2 1879.0 1.042 152.8 1880.0 1.031 153.3 1881.0 1.019 153.8 1882.0 1.007 154.4 1883.0 0.994 155.0 1884.0 0.981 155.6 1885.0 0.967 156.2 1886.0 0.952 156.8 1887.0 0.936 157.4 1888.0 0.920 158.1 1889.0 0.903 158.8 1890.0 0.885 159.5 1891.0 0.867 160.3 1892.0 0.847 161.0 1893.0 0.826 161.9 1894.0 0.804 162.7 1895.0 0.781 163.6 1896.0 0.757 164.6 1897.0 0.732 165.6 1898.0 0.705 166.8 1899.0 0.677 168.0 1900.0 0.648 169.3 1901.0 0.617 170.7 1902.0 0.585 172.3 1903.0 0.552 174.1 1904.0 0.517 176.1 1905.0 0.481 178.4 1906.0 0.444 181.0 1907.0 0.406 184.2 1908.0 0.368 188.1 1909.0 0.330 192.8 1910.0 0.293 198.7 1911.0 0.259 206.3 1912.0 0.229 216.0 1913.0 0.206 228.3 1914.0 0.193 242.9 1915.0 0.193 258.4 1916.0 0.206 272.9 1917.0 0.229 285.1 1918.0 0.259 294.8 1919.0 0.294 302.4 1920.0 0.332 308.2 1921.0 0.371 312.9 1922.0 0.410 316.7 1923.0 0.450 319.8 1924.0 0.489 322.4 1925.0 0.528 324.6 1926.0 0.566 326.5 1927.0 0.603 328.2 1928.0 0.640 329.7 1929.0 0.675 331.0 1930.0 0.709 332.2 1931.0 0.743 333.3 1932.0 0.775 334.3 1933.0 0.807 335.2 1934.0 0.837 336.1 1935.0 0.867 336.8 1936.0 0.896 337.6 1937.0 0.924 338.3 1938.0 0.951 338.9 1939.0 0.977 339.5 1940.0 1.003 340.1 1941.0 1.028 340.7 1942.0 1.052 341.2 1943.0 1.076 341.7 1944.0 1.098 342.2 1945.0 1.121 342.7 1946.0 1.142 343.1 1947.0 1.163 343.6 1948.0 1.184 344.0 1949.0 1.204 344.4 1950.0 1.223 344.8 1951.0 1.242 345.1 1952.0 1.261 345.5 1953.0 1.279 345.9 1954.0 1.296 346.2 1955.0 1.313 346.5 1956.0 1.330 346.9 1957.0 1.346 347.2 1958.0 1.362 347.5 1959.0 1.378 347.8 1960.0 1.393 348.1 1961.0 1.408 348.4 1962.0 1.422 348.7 1963.0 1.436 349.0 1964.0 1.450 349.2 1965.0 1.463 349.5 1966.0 1.476 349.8 1967.0 1.489 350.0 1968.0 1.502 350.3 1969.0 1.514 350.6 1970.0 1.526 350.8 1971.0 1.538 351.0 1972.0 1.549 351.3 1973.0 1.560 351.5 1974.0 1.571 351.8 1975.0 1.582 352.0 1976.0 1.592 352.2 1977.0 1.602 352.4 1978.0 1.612 352.7 1979.0 1.622 352.9 1980.0 1.632 353.1 1981.0 1.641 353.3 1982.0 1.650 353.5 1983.0 1.659 353.7 1984.0 1.668 353.9 1985.0 1.677 354.1 1986.0 1.685 354.3 1987.0 1.693 354.6 1988.0 1.701 354.7 1989.0 1.709 354.9 1990.0 1.717 355.1 1991.0 1.724 355.3 1992.0 1.731 355.5 1993.0 1.739 355.7 1994.0 1.746 355.9 1995.0 1.752 356.1 1996.0 1.759 356.3 1997.0 1.766 356.5 1998.0 1.772 356.6 1999.0 1.778 356.8 2000.0 1.785 357.0 2001.0 1.791 357.2 2002.0 1.796 357.4 2003.0 1.802 357.5 2004.0 1.808 357.7 2005.0 1.813 357.9 2006.0 1.818 358.1 2007.0 1.824 358.2 2008.0 1.829 358.4 2009.0 1.834 358.6 2010.0 1.839 358.8 2011.0 1.843 358.9 2012.0 1.848 359.1 2013.0 1.853 359.3 2014.0 1.857 359.4 2015.0 1.861 359.6 2016.0 1.865 359.8 2017.0 1.870 359.9 2018.0 1.874 0.1 2019.0 1.877 0.3 2020.0 1.881 0.4 2021.0 1.885 0.6 2022.0 1.889 0.7 2023.0 1.892 0.9 2024.0 1.895 1.1 2025.0 1.899 1.2 2026.0 1.902 1.4 2027.0 1.905 1.5 2028.0 1.908 1.7 2029.0 1.911 1.9 2030.0 1.914 2.0 2031.0 1.917 2.2 2032.0 1.920 2.3 2033.0 1.922 2.5 2034.0 1.925 2.6 2035.0 1.927 2.8 2036.0 1.930 2.9 2037.0 1.932 3.1 2038.0 1.934 3.2 2039.0 1.936 3.4 2040.0 1.938 3.6 2041.0 1.940 3.7 2042.0 1.942 3.9 2043.0 1.944 4.0 2044.0 1.946 4.2 2045.0 1.948 4.3 2046.0 1.949 4.5 2047.0 1.951 4.6 2048.0 1.953 4.8 2049.0 1.954 4.9 2050.0 1.956 5.1 2051.0 1.957 5.2 2052.0 1.958 5.4 2053.0 1.959 5.5 2054.0 1.960 5.7 2055.0 1.962 5.8 2056.0 1.963 6.0 2057.0 1.964 6.1 2058.0 1.965 6.3 2059.0 1.965 6.4 2060.0 1.966 6.6 2061.0 1.967 6.7 2062.0 1.968 6.9 2063.0 1.968 7.0 2064.0 1.969 7.1 2065.0 1.969 7.3 2066.0 1.970 7.4 2067.0 1.970 7.6 2068.0 1.971 7.7 2069.0 1.971 7.9 2070.0 1.971 8.0 2071.0 1.971 8.2 2072.0 1.972 8.3 2073.0 1.972 8.5 2074.0 1.972 8.6 2075.0 1.972 8.8 2076.0 1.972 8.9 2077.0 1.972 9.1 2078.0 1.972 9.2 2079.0 1.971 9.4 2080.0 1.971 9.5 2081.0 1.971 9.7 2082.0 1.971 9.8 2083.0 1.970 10.0 2084.0 1.970 10.1 2085.0 1.969 10.2 2086.0 1.969 10.4 2087.0 1.968 10.5 2088.0 1.968 10.7 2089.0 1.967 10.8 2090.0 1.967 11.0 2091.0 1.966 11.1 2092.0 1.965 11.3 2093.0 1.964 11.4 2094.0 1.964 11.6 2095.0 1.963 11.7 2096.0 1.962 11.9 2097.0 1.961 12.0 2098.0 1.960 12.2 2099.0 1.959 12.3 2100.0 1.958 12.5 2101.0 1.957 12.6 2102.0 1.956 12.8 2103.0 1.955 12.9 2104.0 1.954 13.1 2105.0 1.953 13.2 2106.0 1.951 13.4 2107.0 1.950 13.5 2108.0 1.949 13.7 2109.0 1.947 13.8 2110.0 1.946 14.0 2111.0 1.945 14.1 2112.0 1.943 14.3 2113.0 1.942 14.4 2114.0 1.940 14.6 2115.0 1.939 14.7 2116.0 1.937 14.9 2117.0 1.936 15.0 2118.0 1.934 15.2 2119.0 1.932 15.4 2120.0 1.931 15.5 2121.0 1.929 15.7 2122.0 1.927 15.8 2123.0 1.926 16.0 2124.0 1.924 16.1 2125.0 1.922 16.3 2126.0 1.920 16.4 2127.0 1.918 16.6 2128.0 1.916 16.7 2129.0 1.915 16.9 2130.0 1.913 17.1 2131.0 1.911 17.2 2132.0 1.909 17.4 2133.0 1.907 17.5 2134.0 1.905 17.7 2135.0 1.903 17.9 2136.0 1.900 18.0 2137.0 1.898 18.2 2138.0 1.896 18.3 2139.0 1.894 18.5 2140.0 1.892 18.6 2141.0 1.890 18.8 2142.0 1.887 19.0 2143.0 1.885 19.1 2144.0 1.883 19.3 2145.0 1.881 19.5 2146.0 1.878 19.6 2147.0 1.876 19.8 2148.0 1.874 19.9 2149.0 1.871 20.1 2150.0 1.869 20.3 2151.0 1.866 20.4 2152.0 1.864 20.6 2153.0 1.862 20.8 2154.0 1.859 20.9 2155.0 1.857 21.1 2156.0 1.854 21.3 2157.0 1.852 21.4 2158.0 1.849 21.6 2159.0 1.846 21.8 2160.0 1.844 21.9 2161.0 1.841 22.1 2162.0 1.839 22.3 2163.0 1.836 22.4 2164.0 1.833 22.6 2165.0 1.831 22.8 2166.0 1.828 23.0 2167.0 1.825 23.1 2168.0 1.822 23.3 2169.0 1.820 23.5 2170.0 1.817 23.6 2171.0 1.814 23.8 2172.0 1.811 24.0 2173.0 1.809 24.2 2174.0 1.806 24.3 2175.0 1.803 24.5 2176.0 1.800 24.7 2177.0 1.797 24.9 2178.0 1.794 25.1 2179.0 1.791 25.2 2180.0 1.789 25.4 2181.0 1.786 25.6 2182.0 1.783 25.8 2183.0 1.780 26.0 2184.0 1.777 26.1 2185.0 1.774 26.3 2186.0 1.771 26.5 2187.0 1.768 26.7 2188.0 1.765 26.9 2189.0 1.762 27.0 2190.0 1.759 27.2 2191.0 1.756 27.4 2192.0 1.753 27.6 2193.0 1.750 27.8 2194.0 1.747 28.0 2195.0 1.744 28.2 2196.0 1.740 28.4 2197.0 1.737 28.5 2198.0 1.734 28.7 2199.0 1.731 28.9 2200.0 1.728 29.1 2201.0 1.725 29.3 2202.0 1.722 29.5 2203.0 1.719 29.7 2204.0 1.715 29.9 2205.0 1.712 30.1 2206.0 1.709 30.3 2207.0 1.706 30.5 2208.0 1.703 30.7 2209.0 1.700 30.9 2210.0 1.696 31.1 2211.0 1.693 31.3 2212.0 1.690 31.5 2213.0 1.687 31.7 2214.0 1.683 31.9 2215.0 1.680 32.1 2216.0 1.677 32.3 2217.0 1.674 32.5 2218.0 1.671 32.7 2219.0 1.667 32.9 2220.0 1.664 33.1 2221.0 1.661 33.3 2222.0 1.657 33.5 2223.0 1.654 33.7 2224.0 1.651 33.9 2225.0 1.648 34.2 2226.0 1.644 34.4 2227.0 1.641 34.6 2228.0 1.638 34.8 2229.0 1.634 35.0 2230.0 1.631 35.2 2231.0 1.628 35.4 2232.0 1.625 35.7 2233.0 1.621 35.9 2234.0 1.618 36.1 2235.0 1.615 36.3 2236.0 1.611 36.5 2237.0 1.608 36.8 2238.0 1.605 37.0 2239.0 1.601 37.2 2240.0 1.598 37.4 2241.0 1.595 37.6 2242.0 1.591 37.9 2243.0 1.588 38.1 2244.0 1.585 38.3 2245.0 1.582 38.6 2246.0 1.578 38.8 2247.0 1.575 39.0 2248.0 1.572 39.3 2249.0 1.568 39.5 2250.0 1.565 39.7 2251.0 1.562 40.0 2252.0 1.558 40.2 2253.0 1.555 40.4 2254.0 1.552 40.7 2255.0 1.549 40.9 2256.0 1.545 41.1 2257.0 1.542 41.4 2258.0 1.539 41.6 2259.0 1.535 41.9 2260.0 1.532 42.1 2261.0 1.529 42.4 2262.0 1.526 42.6 2263.0 1.522 42.8 2264.0 1.519 43.1 2265.0 1.516 43.3 2266.0 1.513 43.6 2267.0 1.509 43.8 2268.0 1.506 44.1 2269.0 1.503 44.4 2270.0 1.500 44.6 2271.0 1.496 44.9 2272.0 1.493 45.1 2273.0 1.490 45.4 2274.0 1.487 45.6 2275.0 1.484 45.9 2276.0 1.480 46.2 2277.0 1.477 46.4 2278.0 1.474 46.7 2279.0 1.471 46.9 2280.0 1.468 47.2 2281.0 1.465 47.5 2282.0 1.462 47.7 2283.0 1.458 48.0 2284.0 1.455 48.3 2285.0 1.452 48.6 2286.0 1.449 48.8 2287.0 1.446 49.1 2288.0 1.443 49.4 2289.0 1.440 49.7 2290.0 1.437 49.9 2291.0 1.434 50.2 2292.0 1.431 50.5 2293.0 1.428 50.8 2294.0 1.425 51.1 2295.0 1.422 51.3 2296.0 1.419 51.6 2297.0 1.416 51.9 2298.0 1.413 52.2 2299.0 1.410 52.5 2300.0 1.407 52.8 2301.0 1.404 53.1 2302.0 1.401 53.4 2303.0 1.398 53.6 2304.0 1.395 53.9 2305.0 1.393 54.2 2306.0 1.390 54.5 2307.0 1.387 54.8 2308.0 1.384 55.1 2309.0 1.381 55.4 2310.0 1.378 55.7 2311.0 1.376 56.0 2312.0 1.373 56.3 2313.0 1.370 56.6 2314.0 1.368 56.9 2315.0 1.365 57.3 2316.0 1.362 57.6 2317.0 1.359 57.9 2318.0 1.357 58.2 2319.0 1.354 58.5 2320.0 1.352 58.8 2321.0 1.349 59.1 2322.0 1.346 59.4 2323.0 1.344 59.8 2324.0 1.341 60.1 2325.0 1.339 60.4 2326.0 1.336 60.7 2327.0 1.334 61.0 2328.0 1.331 61.4 2329.0 1.329 61.7 2330.0 1.326 62.0 2331.0 1.324 62.3 2332.0 1.322 62.7 2333.0 1.319 63.0 2334.0 1.317 63.3 2335.0 1.315 63.7 2336.0 1.312 64.0 2337.0 1.310 64.3 2338.0 1.308 64.7 2339.0 1.306 65.0 2340.0 1.303 65.3 2341.0 1.301 65.7 2342.0 1.299 66.0 2343.0 1.297 66.3 2344.0 1.295 66.7 2345.0 1.293 67.0 2346.0 1.291 67.4 2347.0 1.289 67.7 2348.0 1.287 68.1 2349.0 1.285 68.4 2350.0 1.283 68.8 2351.0 1.281 69.1 2352.0 1.279 69.5 2353.0 1.277 69.8 2354.0 1.275 70.2 2355.0 1.273 70.5 2356.0 1.271 70.9 2357.0 1.269 71.2 2358.0 1.268 71.6 2359.0 1.266 71.9 2360.0 1.264 72.3 2361.0 1.263 72.7 2362.0 1.261 73.0 2363.0 1.259 73.4 2364.0 1.258 73.7 2365.0 1.256 74.1 2366.0 1.254 74.5 2367.0 1.253 74.8 2368.0 1.251 75.2