| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 18:38:27 |
| WDS: | BU1115DE | WDS ID/Discoverer |
| P: | 675.500 | Orbital period (years) |
| a: | 1.01 | Semi-major axis (arcseconds) |
| i: | 134.8 | Inclination (degrees) |
| Ω: | 152.7 | Longitude of ascending node (degrees) |
| T: | 2008.600 | Epoch of periastron passage (year) |
| e: | 0.707 | Eccentricity |
| ω: | 260.4 | Longitude of periastron (degrees) |
| Start-Year: | 1688.0 | Year |
| End-Year: | 2362.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 162524.29-232736.6 | Epoch-2000 right ascension and declination |
| WDS-ID: | 16256-2327 | WDS designation |
| Discoverer Code: | BU1115DE | Discover designation and components |
| ADS number: | 10045 | Aitken Double Star catalog |
| HD number: | 147888 | HD catalog number |
| Hipparcos number: | 80461 | Hipparcos catalog number |
| V1: | 6.81 | Magnitude of the primary |
| V2: | 8.42 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 1991 | Date of last observation |
| Orbit grade: | 5 | 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 0.337 182.2 ------------------------- 1688.0 1.223 73.1 1689.0 1.222 72.9 1690.0 1.222 72.8 1691.0 1.221 72.6 1692.0 1.220 72.4 1693.0 1.220 72.2 1694.0 1.219 72.0 1695.0 1.218 71.8 1696.0 1.218 71.7 1697.0 1.217 71.5 1698.0 1.216 71.3 1699.0 1.215 71.1 1700.0 1.215 70.9 1701.0 1.214 70.7 1702.0 1.213 70.6 1703.0 1.213 70.4 1704.0 1.212 70.2 1705.0 1.211 70.0 1706.0 1.210 69.8 1707.0 1.210 69.6 1708.0 1.209 69.4 1709.0 1.208 69.3 1710.0 1.207 69.1 1711.0 1.206 68.9 1712.0 1.205 68.7 1713.0 1.205 68.5 1714.0 1.204 68.3 1715.0 1.203 68.1 1716.0 1.202 68.0 1717.0 1.201 67.8 1718.0 1.200 67.6 1719.0 1.199 67.4 1720.0 1.199 67.2 1721.0 1.198 67.0 1722.0 1.197 66.8 1723.0 1.196 66.6 1724.0 1.195 66.4 1725.0 1.194 66.3 1726.0 1.193 66.1 1727.0 1.192 65.9 1728.0 1.191 65.7 1729.0 1.190 65.5 1730.0 1.189 65.3 1731.0 1.188 65.1 1732.0 1.187 64.9 1733.0 1.186 64.7 1734.0 1.185 64.5 1735.0 1.184 64.3 1736.0 1.183 64.2 1737.0 1.182 64.0 1738.0 1.181 63.8 1739.0 1.180 63.6 1740.0 1.179 63.4 1741.0 1.178 63.2 1742.0 1.177 63.0 1743.0 1.176 62.8 1744.0 1.175 62.6 1745.0 1.173 62.4 1746.0 1.172 62.2 1747.0 1.171 62.0 1748.0 1.170 61.8 1749.0 1.169 61.6 1750.0 1.168 61.4 1751.0 1.167 61.2 1752.0 1.165 61.0 1753.0 1.164 60.8 1754.0 1.163 60.6 1755.0 1.162 60.4 1756.0 1.161 60.2 1757.0 1.159 60.0 1758.0 1.158 59.8 1759.0 1.157 59.6 1760.0 1.156 59.4 1761.0 1.154 59.2 1762.0 1.153 59.0 1763.0 1.152 58.8 1764.0 1.151 58.6 1765.0 1.149 58.4 1766.0 1.148 58.2 1767.0 1.147 58.0 1768.0 1.145 57.8 1769.0 1.144 57.6 1770.0 1.143 57.3 1771.0 1.141 57.1 1772.0 1.140 56.9 1773.0 1.139 56.7 1774.0 1.137 56.5 1775.0 1.136 56.3 1776.0 1.134 56.1 1777.0 1.133 55.9 1778.0 1.132 55.7 1779.0 1.130 55.5 1780.0 1.129 55.2 1781.0 1.127 55.0 1782.0 1.126 54.8 1783.0 1.125 54.6 1784.0 1.123 54.4 1785.0 1.122 54.2 1786.0 1.120 54.0 1787.0 1.119 53.7 1788.0 1.117 53.5 1789.0 1.116 53.3 1790.0 1.114 53.1 1791.0 1.113 52.9 1792.0 1.111 52.7 1793.0 1.109 52.4 1794.0 1.108 52.2 1795.0 1.106 52.0 1796.0 1.105 51.8 1797.0 1.103 51.6 1798.0 1.102 51.3 1799.0 1.100 51.1 1800.0 1.098 50.9 1801.0 1.097 50.7 1802.0 1.095 50.4 1803.0 1.093 50.2 1804.0 1.092 50.0 1805.0 1.090 49.7 1806.0 1.088 49.5 1807.0 1.087 49.3 1808.0 1.085 49.1 1809.0 1.083 48.8 1810.0 1.082 48.6 1811.0 1.080 48.4 1812.0 1.078 48.1 1813.0 1.076 47.9 1814.0 1.075 47.7 1815.0 1.073 47.4 1816.0 1.071 47.2 1817.0 1.069 47.0 1818.0 1.068 46.7 1819.0 1.066 46.5 1820.0 1.064 46.2 1821.0 1.062 46.0 1822.0 1.060 45.8 1823.0 1.058 45.5 1824.0 1.056 45.3 1825.0 1.055 45.0 1826.0 1.053 44.8 1827.0 1.051 44.5 1828.0 1.049 44.3 1829.0 1.047 44.1 1830.0 1.045 43.8 1831.0 1.043 43.6 1832.0 1.041 43.3 1833.0 1.039 43.1 1834.0 1.037 42.8 1835.0 1.035 42.6 1836.0 1.033 42.3 1837.0 1.031 42.0 1838.0 1.029 41.8 1839.0 1.027 41.5 1840.0 1.025 41.3 1841.0 1.023 41.0 1842.0 1.021 40.8 1843.0 1.019 40.5 1844.0 1.017 40.2 1845.0 1.015 40.0 1846.0 1.013 39.7 1847.0 1.010 39.4 1848.0 1.008 39.2 1849.0 1.006 38.9 1850.0 1.004 38.6 1851.0 1.002 38.4 1852.0 1.000 38.1 1853.0 0.997 37.8 1854.0 0.995 37.6 1855.0 0.993 37.3 1856.0 0.991 37.0 1857.0 0.988 36.7 1858.0 0.986 36.5 1859.0 0.984 36.2 1860.0 0.981 35.9 1861.0 0.979 35.6 1862.0 0.977 35.3 1863.0 0.974 35.0 1864.0 0.972 34.8 1865.0 0.970 34.5 1866.0 0.967 34.2 1867.0 0.965 33.9 1868.0 0.962 33.6 1869.0 0.960 33.3 1870.0 0.957 33.0 1871.0 0.955 32.7 1872.0 0.953 32.4 1873.0 0.950 32.1 1874.0 0.947 31.8 1875.0 0.945 31.5 1876.0 0.942 31.2 1877.0 0.940 30.9 1878.0 0.937 30.6 1879.0 0.935 30.3 1880.0 0.932 30.0 1881.0 0.929 29.7 1882.0 0.927 29.4 1883.0 0.924 29.0 1884.0 0.921 28.7 1885.0 0.919 28.4 1886.0 0.916 28.1 1887.0 0.913 27.8 1888.0 0.910 27.4 1889.0 0.907 27.1 1890.0 0.905 26.8 1891.0 0.902 26.4 1892.0 0.899 26.1 1893.0 0.896 25.8 1894.0 0.893 25.4 1895.0 0.890 25.1 1896.0 0.887 24.7 1897.0 0.884 24.4 1898.0 0.881 24.1 1899.0 0.878 23.7 1900.0 0.875 23.3 1901.0 0.872 23.0 1902.0 0.869 22.6 1903.0 0.866 22.3 1904.0 0.863 21.9 1905.0 0.860 21.5 1906.0 0.856 21.2 1907.0 0.853 20.8 1908.0 0.850 20.4 1909.0 0.847 20.1 1910.0 0.843 19.7 1911.0 0.840 19.3 1912.0 0.837 18.9 1913.0 0.833 18.5 1914.0 0.830 18.1 1915.0 0.827 17.7 1916.0 0.823 17.3 1917.0 0.820 16.9 1918.0 0.816 16.5 1919.0 0.812 16.1 1920.0 0.809 15.7 1921.0 0.805 15.3 1922.0 0.802 14.9 1923.0 0.798 14.5 1924.0 0.794 14.0 1925.0 0.790 13.6 1926.0 0.786 13.2 1927.0 0.783 12.7 1928.0 0.779 12.3 1929.0 0.775 11.8 1930.0 0.771 11.4 1931.0 0.767 10.9 1932.0 0.763 10.4 1933.0 0.759 10.0 1934.0 0.754 9.5 1935.0 0.750 9.0 1936.0 0.746 8.5 1937.0 0.742 8.1 1938.0 0.737 7.6 1939.0 0.733 7.1 1940.0 0.728 6.6 1941.0 0.724 6.0 1942.0 0.719 5.5 1943.0 0.715 5.0 1944.0 0.710 4.5 1945.0 0.705 3.9 1946.0 0.701 3.4 1947.0 0.696 2.8 1948.0 0.691 2.2 1949.0 0.686 1.7 1950.0 0.681 1.1 1951.0 0.676 0.5 1952.0 0.670 359.9 1953.0 0.665 359.3 1954.0 0.660 358.7 1955.0 0.654 358.1 1956.0 0.649 357.4 1957.0 0.643 356.8 1958.0 0.638 356.1 1959.0 0.632 355.4 1960.0 0.626 354.8 1961.0 0.620 354.1 1962.0 0.614 353.3 1963.0 0.608 352.6 1964.0 0.602 351.9 1965.0 0.595 351.1 1966.0 0.589 350.3 1967.0 0.582 349.6 1968.0 0.575 348.7 1969.0 0.569 347.9 1970.0 0.562 347.1 1971.0 0.555 346.2 1972.0 0.547 345.3 1973.0 0.540 344.4 1974.0 0.532 343.5 1975.0 0.525 342.5 1976.0 0.517 341.5 1977.0 0.509 340.5 1978.0 0.501 339.4 1979.0 0.492 338.3 1980.0 0.484 337.2 1981.0 0.475 336.0 1982.0 0.466 334.8 1983.0 0.457 333.5 1984.0 0.448 332.2 1985.0 0.439 330.8 1986.0 0.429 329.3 1987.0 0.419 327.8 1988.0 0.409 326.3 1989.0 0.399 324.6 1990.0 0.389 322.9 1991.0 0.378 321.0 1992.0 0.367 319.1 1993.0 0.356 317.0 1994.0 0.345 314.8 1995.0 0.334 312.4 1996.0 0.323 309.9 1997.0 0.312 307.2 1998.0 0.300 304.3 1999.0 0.289 301.2 2000.0 0.278 297.8 2001.0 0.268 294.2 2002.0 0.257 290.3 2003.0 0.248 286.0 2004.0 0.239 281.4 2005.0 0.230 276.5 2006.0 0.223 271.2 2007.0 0.218 265.6 2008.0 0.213 259.8 2009.0 0.211 253.8 2010.0 0.209 247.6 2011.0 0.210 241.4 2012.0 0.212 235.4 2013.0 0.216 229.4 2014.0 0.222 223.8 2015.0 0.228 218.4 2016.0 0.236 213.4 2017.0 0.245 208.7 2018.0 0.255 204.4 2019.0 0.266 200.4 2020.0 0.277 196.8 2021.0 0.288 193.4 2022.0 0.300 190.2 2023.0 0.312 187.3 2024.0 0.324 184.7 2025.0 0.337 182.2 2026.0 0.349 179.9 2027.0 0.361 177.7 2028.0 0.373 175.7 2029.0 0.385 173.8 2030.0 0.397 172.1 2031.0 0.409 170.4 2032.0 0.421 168.8 2033.0 0.433 167.3 2034.0 0.444 165.9 2035.0 0.455 164.6 2036.0 0.466 163.3 2037.0 0.477 162.1 2038.0 0.488 160.9 2039.0 0.498 159.8 2040.0 0.509 158.8 2041.0 0.519 157.7 2042.0 0.529 156.7 2043.0 0.539 155.8 2044.0 0.549 154.9 2045.0 0.558 154.0 2046.0 0.568 153.1 2047.0 0.577 152.3 2048.0 0.586 151.5 2049.0 0.595 150.7 2050.0 0.604 150.0 2051.0 0.613 149.2 2052.0 0.621 148.5 2053.0 0.630 147.8 2054.0 0.638 147.2 2055.0 0.646 146.5 2056.0 0.654 145.9 2057.0 0.662 145.2 2058.0 0.670 144.6 2059.0 0.677 144.0 2060.0 0.685 143.5 2061.0 0.692 142.9 2062.0 0.700 142.3 2063.0 0.707 141.8 2064.0 0.714 141.2 2065.0 0.721 140.7 2066.0 0.728 140.2 2067.0 0.735 139.7 2068.0 0.741 139.2 2069.0 0.748 138.7 2070.0 0.754 138.2 2071.0 0.761 137.7 2072.0 0.767 137.3 2073.0 0.773 136.8 2074.0 0.779 136.4 2075.0 0.786 135.9 2076.0 0.792 135.5 2077.0 0.797 135.1 2078.0 0.803 134.6 2079.0 0.809 134.2 2080.0 0.815 133.8 2081.0 0.820 133.4 2082.0 0.826 133.0 2083.0 0.831 132.6 2084.0 0.837 132.2 2085.0 0.842 131.8 2086.0 0.847 131.5 2087.0 0.852 131.1 2088.0 0.858 130.7 2089.0 0.863 130.4 2090.0 0.868 130.0 2091.0 0.873 129.6 2092.0 0.877 129.3 2093.0 0.882 128.9 2094.0 0.887 128.6 2095.0 0.892 128.2 2096.0 0.896 127.9 2097.0 0.901 127.6 2098.0 0.905 127.2 2099.0 0.910 126.9 2100.0 0.914 126.6 2101.0 0.919 126.3 2102.0 0.923 125.9 2103.0 0.927 125.6 2104.0 0.932 125.3 2105.0 0.936 125.0 2106.0 0.940 124.7 2107.0 0.944 124.4 2108.0 0.948 124.1 2109.0 0.952 123.8 2110.0 0.956 123.5 2111.0 0.960 123.2 2112.0 0.964 122.9 2113.0 0.967 122.6 2114.0 0.971 122.3 2115.0 0.975 122.0 2116.0 0.979 121.7 2117.0 0.982 121.5 2118.0 0.986 121.2 2119.0 0.989 120.9 2120.0 0.993 120.6 2121.0 0.996 120.4 2122.0 1.000 120.1 2123.0 1.003 119.8 2124.0 1.007 119.5 2125.0 1.010 119.3 2126.0 1.013 119.0 2127.0 1.016 118.8 2128.0 1.020 118.5 2129.0 1.023 118.2 2130.0 1.026 118.0 2131.0 1.029 117.7 2132.0 1.032 117.5 2133.0 1.035 117.2 2134.0 1.038 117.0 2135.0 1.041 116.7 2136.0 1.044 116.5 2137.0 1.047 116.2 2138.0 1.050 116.0 2139.0 1.053 115.7 2140.0 1.056 115.5 2141.0 1.058 115.2 2142.0 1.061 115.0 2143.0 1.064 114.7 2144.0 1.067 114.5 2145.0 1.069 114.3 2146.0 1.072 114.0 2147.0 1.074 113.8 2148.0 1.077 113.6 2149.0 1.080 113.3 2150.0 1.082 113.1 2151.0 1.085 112.9 2152.0 1.087 112.6 2153.0 1.089 112.4 2154.0 1.092 112.2 2155.0 1.094 112.0 2156.0 1.097 111.7 2157.0 1.099 111.5 2158.0 1.101 111.3 2159.0 1.104 111.1 2160.0 1.106 110.8 2161.0 1.108 110.6 2162.0 1.110 110.4 2163.0 1.112 110.2 2164.0 1.115 110.0 2165.0 1.117 109.7 2166.0 1.119 109.5 2167.0 1.121 109.3 2168.0 1.123 109.1 2169.0 1.125 108.9 2170.0 1.127 108.7 2171.0 1.129 108.5 2172.0 1.131 108.2 2173.0 1.133 108.0 2174.0 1.135 107.8 2175.0 1.137 107.6 2176.0 1.139 107.4 2177.0 1.141 107.2 2178.0 1.142 107.0 2179.0 1.144 106.8 2180.0 1.146 106.6 2181.0 1.148 106.4 2182.0 1.150 106.2 2183.0 1.151 106.0 2184.0 1.153 105.7 2185.0 1.155 105.5 2186.0 1.156 105.3 2187.0 1.158 105.1 2188.0 1.160 104.9 2189.0 1.161 104.7 2190.0 1.163 104.5 2191.0 1.164 104.3 2192.0 1.166 104.1 2193.0 1.167 103.9 2194.0 1.169 103.7 2195.0 1.170 103.5 2196.0 1.172 103.3 2197.0 1.173 103.1 2198.0 1.175 102.9 2199.0 1.176 102.8 2200.0 1.178 102.6 2201.0 1.179 102.4 2202.0 1.180 102.2 2203.0 1.182 102.0 2204.0 1.183 101.8 2205.0 1.184 101.6 2206.0 1.186 101.4 2207.0 1.187 101.2 2208.0 1.188 101.0 2209.0 1.189 100.8 2210.0 1.191 100.6 2211.0 1.192 100.4 2212.0 1.193 100.2 2213.0 1.194 100.1 2214.0 1.195 99.9 2215.0 1.197 99.7 2216.0 1.198 99.5 2217.0 1.199 99.3 2218.0 1.200 99.1 2219.0 1.201 98.9 2220.0 1.202 98.7 2221.0 1.203 98.5 2222.0 1.204 98.4 2223.0 1.205 98.2 2224.0 1.206 98.0 2225.0 1.207 97.8 2226.0 1.208 97.6 2227.0 1.209 97.4 2228.0 1.210 97.2 2229.0 1.211 97.1 2230.0 1.212 96.9 2231.0 1.213 96.7 2232.0 1.214 96.5 2233.0 1.214 96.3 2234.0 1.215 96.1 2235.0 1.216 96.0 2236.0 1.217 95.8 2237.0 1.218 95.6 2238.0 1.219 95.4 2239.0 1.219 95.2 2240.0 1.220 95.0 2241.0 1.221 94.9 2242.0 1.222 94.7 2243.0 1.222 94.5 2244.0 1.223 94.3 2245.0 1.224 94.1 2246.0 1.224 94.0 2247.0 1.225 93.8 2248.0 1.226 93.6 2249.0 1.226 93.4 2250.0 1.227 93.2 2251.0 1.228 93.1 2252.0 1.228 92.9 2253.0 1.229 92.7 2254.0 1.229 92.5 2255.0 1.230 92.3 2256.0 1.230 92.2 2257.0 1.231 92.0 2258.0 1.231 91.8 2259.0 1.232 91.6 2260.0 1.232 91.4 2261.0 1.233 91.3 2262.0 1.233 91.1 2263.0 1.234 90.9 2264.0 1.234 90.7 2265.0 1.235 90.6 2266.0 1.235 90.4 2267.0 1.235 90.2 2268.0 1.236 90.0 2269.0 1.236 89.8 2270.0 1.237 89.7 2271.0 1.237 89.5 2272.0 1.237 89.3 2273.0 1.238 89.1 2274.0 1.238 89.0 2275.0 1.238 88.8 2276.0 1.239 88.6 2277.0 1.239 88.4 2278.0 1.239 88.2 2279.0 1.239 88.1 2280.0 1.240 87.9 2281.0 1.240 87.7 2282.0 1.240 87.5 2283.0 1.240 87.4 2284.0 1.240 87.2 2285.0 1.241 87.0 2286.0 1.241 86.8 2287.0 1.241 86.7 2288.0 1.241 86.5 2289.0 1.241 86.3 2290.0 1.241 86.1 2291.0 1.242 86.0 2292.0 1.242 85.8 2293.0 1.242 85.6 2294.0 1.242 85.4 2295.0 1.242 85.3 2296.0 1.242 85.1 2297.0 1.242 84.9 2298.0 1.242 84.7 2299.0 1.242 84.6 2300.0 1.242 84.4 2301.0 1.242 84.2 2302.0 1.242 84.0 2303.0 1.242 83.9 2304.0 1.242 83.7 2305.0 1.242 83.5 2306.0 1.242 83.3 2307.0 1.242 83.2 2308.0 1.242 83.0 2309.0 1.242 82.8 2310.0 1.242 82.6 2311.0 1.242 82.4 2312.0 1.242 82.3 2313.0 1.241 82.1 2314.0 1.241 81.9 2315.0 1.241 81.7 2316.0 1.241 81.6 2317.0 1.241 81.4 2318.0 1.241 81.2 2319.0 1.241 81.0 2320.0 1.240 80.9 2321.0 1.240 80.7 2322.0 1.240 80.5 2323.0 1.240 80.3 2324.0 1.240 80.2 2325.0 1.239 80.0 2326.0 1.239 79.8 2327.0 1.239 79.6 2328.0 1.239 79.5 2329.0 1.238 79.3 2330.0 1.238 79.1 2331.0 1.238 78.9 2332.0 1.237 78.7 2333.0 1.237 78.6 2334.0 1.237 78.4 2335.0 1.236 78.2 2336.0 1.236 78.0 2337.0 1.236 77.9 2338.0 1.235 77.7 2339.0 1.235 77.5 2340.0 1.235 77.3 2341.0 1.234 77.2 2342.0 1.234 77.0 2343.0 1.233 76.8 2344.0 1.233 76.6 2345.0 1.232 76.4 2346.0 1.232 76.3 2347.0 1.232 76.1 2348.0 1.231 75.9 2349.0 1.231 75.7 2350.0 1.230 75.5 2351.0 1.230 75.4 2352.0 1.229 75.2 2353.0 1.229 75.0 2354.0 1.228 74.8 2355.0 1.228 74.6 2356.0 1.227 74.5 2357.0 1.227 74.3 2358.0 1.226 74.1 2359.0 1.225 73.9 2360.0 1.225 73.7 2361.0 1.224 73.6