| WDS: | BU403 | WDS ID/Discoverer |
| P: | 591.878 | Orbital period (years) |
| a: | 3.48625 | Semi-major axis (arcseconds) |
| i: | 93.249 | Inclination (degrees) |
| Ω: | 103.414 | Longitude of ascending node (degrees) |
| T: | 1813.252 | Epoch of periastron passage (year) |
| e: | 0.77632 | Eccentricity |
| ω: | 273.16 | Longitude of periastron (degrees) |
| Start-Year: | 1729.0608 | Year |
| End-Year: | 2320.9392 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for BU403 |
||
| Position: | 042541.85-021356.8 | Epoch-2000 right ascension and declination |
| WDS-ID: | 04257-0214 | WDS designation |
| Discoverer Code: | BU403 | Discover designation and components |
| ADS number: | 3214 | Aitken Double Star catalog |
| HD number: | 28072 | HD catalog number |
| Hipparcos number: | 20673 | Hipparcos catalog number |
| V1: | 7.47 | Magnitude of the primary |
| V2: | 9.42 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2015 | Date of last observation |
| Orbit grade: | 4 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Izm2019 | 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 0.811 79.45 -------------------------- 1729.06 2.357 287.43 1730.06 2.357 287.38 1731.06 2.357 287.34 1732.06 2.357 287.29 1733.06 2.356 287.24 1734.06 2.355 287.19 1735.06 2.354 287.15 1736.06 2.352 287.10 1737.06 2.351 287.05 1738.06 2.349 287.00 1739.06 2.346 286.96 1740.06 2.344 286.91 1741.06 2.341 286.86 1742.06 2.338 286.81 1743.06 2.335 286.76 1744.06 2.331 286.71 1745.06 2.327 286.67 1746.06 2.323 286.62 1747.06 2.319 286.57 1748.06 2.314 286.52 1749.06 2.309 286.47 1750.06 2.303 286.42 1751.06 2.297 286.37 1752.06 2.291 286.32 1753.06 2.284 286.27 1754.06 2.277 286.22 1755.06 2.270 286.17 1756.06 2.262 286.12 1757.06 2.254 286.06 1758.06 2.245 286.01 1759.06 2.236 285.96 1760.06 2.226 285.91 1761.06 2.216 285.85 1762.06 2.205 285.80 1763.06 2.194 285.74 1764.06 2.183 285.69 1765.06 2.170 285.63 1766.06 2.158 285.58 1767.06 2.144 285.52 1768.06 2.130 285.46 1769.06 2.116 285.40 1770.06 2.101 285.34 1771.06 2.085 285.28 1772.06 2.068 285.22 1773.06 2.051 285.16 1774.06 2.032 285.10 1775.06 2.013 285.03 1776.06 1.994 284.97 1777.06 1.973 284.90 1778.06 1.951 284.83 1779.06 1.929 284.76 1780.06 1.905 284.69 1781.06 1.880 284.61 1782.06 1.855 284.54 1783.06 1.828 284.46 1784.06 1.799 284.38 1785.06 1.770 284.30 1786.06 1.739 284.21 1787.06 1.707 284.12 1788.06 1.673 284.03 1789.06 1.638 283.93 1790.06 1.600 283.83 1791.06 1.562 283.73 1792.06 1.521 283.62 1793.06 1.478 283.50 1794.06 1.433 283.37 1795.06 1.385 283.24 1796.06 1.335 283.10 1797.06 1.283 282.94 1798.06 1.227 282.78 1799.06 1.169 282.59 1800.06 1.108 282.39 1801.06 1.043 282.16 1802.06 0.974 281.90 1803.06 0.902 281.60 1804.06 0.826 281.25 1805.06 0.746 280.82 1806.06 0.662 280.28 1807.06 0.574 279.59 1808.06 0.483 278.64 1809.06 0.387 277.23 1810.06 0.289 274.87 1811.06 0.189 270.05 1812.06 0.092 254.80 1813.06 0.050 165.80 1814.06 0.134 122.41 1815.06 0.234 113.98 1816.06 0.333 110.58 1817.06 0.429 108.73 1818.06 0.523 107.56 1819.06 0.612 106.73 1820.06 0.697 106.12 1821.06 0.778 105.63 1822.06 0.854 105.23 1823.06 0.926 104.90 1824.06 0.994 104.61 1825.06 1.057 104.36 1826.06 1.117 104.14 1827.06 1.174 103.94 1828.06 1.227 103.75 1829.06 1.277 103.58 1830.06 1.324 103.43 1831.06 1.369 103.28 1832.06 1.411 103.15 1833.06 1.450 103.02 1834.06 1.487 102.89 1835.06 1.523 102.78 1836.06 1.556 102.67 1837.06 1.587 102.56 1838.06 1.617 102.46 1839.06 1.645 102.36 1840.06 1.672 102.26 1841.06 1.697 102.17 1842.06 1.721 102.08 1843.06 1.744 101.99 1844.06 1.765 101.90 1845.06 1.785 101.82 1846.06 1.804 101.74 1847.06 1.823 101.66 1848.06 1.840 101.58 1849.06 1.856 101.50 1850.06 1.871 101.43 1851.06 1.886 101.35 1852.06 1.900 101.28 1853.06 1.913 101.20 1854.06 1.925 101.13 1855.06 1.936 101.06 1856.06 1.947 100.99 1857.06 1.957 100.92 1858.06 1.967 100.85 1859.06 1.976 100.79 1860.06 1.984 100.72 1861.06 1.992 100.65 1862.06 1.999 100.58 1863.06 2.006 100.52 1864.06 2.012 100.45 1865.06 2.018 100.39 1866.06 2.024 100.32 1867.06 2.029 100.26 1868.06 2.033 100.20 1869.06 2.037 100.13 1870.06 2.041 100.07 1871.06 2.044 100.01 1872.06 2.047 99.94 1873.06 2.050 99.88 1874.06 2.052 99.82 1875.06 2.054 99.75 1876.06 2.055 99.69 1877.06 2.056 99.63 1878.06 2.057 99.57 1879.06 2.058 99.50 1880.06 2.058 99.44 1881.06 2.058 99.38 1882.06 2.058 99.32 1883.06 2.058 99.25 1884.06 2.057 99.19 1885.06 2.056 99.13 1886.06 2.055 99.07 1887.06 2.053 99.00 1888.06 2.051 98.94 1889.06 2.049 98.88 1890.06 2.047 98.82 1891.06 2.045 98.75 1892.06 2.042 98.69 1893.06 2.039 98.63 1894.06 2.036 98.56 1895.06 2.033 98.50 1896.06 2.030 98.43 1897.06 2.026 98.37 1898.06 2.022 98.31 1899.06 2.018 98.24 1900.06 2.014 98.18 1901.06 2.010 98.11 1902.06 2.005 98.05 1903.06 2.001 97.98 1904.06 1.996 97.91 1905.06 1.991 97.85 1906.06 1.986 97.78 1907.06 1.980 97.71 1908.06 1.975 97.65 1909.06 1.969 97.58 1910.06 1.964 97.51 1911.06 1.958 97.44 1912.06 1.952 97.37 1913.06 1.946 97.30 1914.06 1.940 97.23 1915.06 1.933 97.16 1916.06 1.927 97.09 1917.06 1.920 97.02 1918.06 1.913 96.95 1919.06 1.907 96.88 1920.06 1.900 96.80 1921.06 1.893 96.73 1922.06 1.885 96.65 1923.06 1.878 96.58 1924.06 1.871 96.50 1925.06 1.863 96.43 1926.06 1.856 96.35 1927.06 1.848 96.28 1928.06 1.840 96.20 1929.06 1.832 96.12 1930.06 1.824 96.04 1931.06 1.816 95.96 1932.06 1.808 95.88 1933.06 1.800 95.80 1934.06 1.792 95.72 1935.06 1.783 95.64 1936.06 1.775 95.55 1937.06 1.766 95.47 1938.06 1.758 95.38 1939.06 1.749 95.30 1940.06 1.740 95.21 1941.06 1.731 95.12 1942.06 1.722 95.03 1943.06 1.713 94.94 1944.06 1.704 94.85 1945.06 1.695 94.76 1946.06 1.686 94.67 1947.06 1.676 94.58 1948.06 1.667 94.48 1949.06 1.657 94.39 1950.06 1.648 94.29 1951.06 1.638 94.19 1952.06 1.629 94.09 1953.06 1.619 93.99 1954.06 1.609 93.89 1955.06 1.600 93.79 1956.06 1.590 93.68 1957.06 1.580 93.58 1958.06 1.570 93.47 1959.06 1.560 93.37 1960.06 1.550 93.26 1961.06 1.540 93.15 1962.06 1.529 93.03 1963.06 1.519 92.92 1964.06 1.509 92.80 1965.06 1.499 92.69 1966.06 1.488 92.57 1967.06 1.478 92.45 1968.06 1.467 92.33 1969.06 1.457 92.20 1970.06 1.446 92.08 1971.06 1.436 91.95 1972.06 1.425 91.82 1973.06 1.414 91.69 1974.06 1.404 91.56 1975.06 1.393 91.42 1976.06 1.382 91.29 1977.06 1.371 91.15 1978.06 1.360 91.00 1979.06 1.350 90.86 1980.06 1.339 90.71 1981.06 1.328 90.57 1982.06 1.317 90.42 1983.06 1.306 90.26 1984.06 1.295 90.11 1985.06 1.284 89.95 1986.06 1.272 89.78 1987.06 1.261 89.62 1988.06 1.250 89.45 1989.06 1.239 89.28 1990.06 1.228 89.11 1991.06 1.217 88.93 1992.06 1.205 88.75 1993.06 1.194 88.57 1994.06 1.183 88.38 1995.06 1.171 88.19 1996.06 1.160 88.00 1997.06 1.149 87.80 1998.06 1.137 87.60 1999.06 1.126 87.39 2000.06 1.114 87.18 2001.06 1.103 86.96 2002.06 1.092 86.74 2003.06 1.080 86.52 2004.06 1.069 86.29 2005.06 1.057 86.06 2006.06 1.046 85.82 2007.06 1.034 85.58 2008.06 1.023 85.33 2009.06 1.011 85.07 2010.06 1.000 84.81 2011.06 0.988 84.54 2012.06 0.977 84.27 2013.06 0.965 83.99 2014.06 0.954 83.70 2015.06 0.942 83.41 2016.06 0.931 83.11 2017.06 0.919 82.80 2018.06 0.908 82.48 2019.06 0.896 82.16 2020.06 0.885 81.82 2021.06 0.873 81.48 2022.06 0.862 81.13 2023.06 0.850 80.77 2024.06 0.839 80.40 2025.06 0.827 80.02 2026.06 0.816 79.63 2027.06 0.804 79.22 2028.06 0.793 78.81 2029.06 0.782 78.38 2030.06 0.770 77.94 2031.06 0.759 77.49 2032.06 0.748 77.03 2033.06 0.736 76.55 2034.06 0.725 76.05 2035.06 0.714 75.54 2036.06 0.703 75.02 2037.06 0.692 74.47 2038.06 0.681 73.91 2039.06 0.670 73.33 2040.06 0.659 72.74 2041.06 0.648 72.12 2042.06 0.637 71.48 2043.06 0.627 70.82 2044.06 0.616 70.13 2045.06 0.605 69.42 2046.06 0.595 68.69 2047.06 0.584 67.93 2048.06 0.574 67.14 2049.06 0.564 66.33 2050.06 0.554 65.48 2051.06 0.544 64.61 2052.06 0.534 63.70 2053.06 0.524 62.75 2054.06 0.515 61.77 2055.06 0.505 60.76 2056.06 0.496 59.70 2057.06 0.487 58.61 2058.06 0.478 57.47 2059.06 0.469 56.29 2060.06 0.460 55.07 2061.06 0.452 53.80 2062.06 0.444 52.48 2063.06 0.436 51.12 2064.06 0.428 49.70 2065.06 0.421 48.23 2066.06 0.414 46.71 2067.06 0.407 45.14 2068.06 0.400 43.52 2069.06 0.394 41.84 2070.06 0.388 40.12 2071.06 0.382 38.34 2072.06 0.377 36.51 2073.06 0.373 34.63 2074.06 0.368 32.70 2075.06 0.364 30.73 2076.06 0.361 28.72 2077.06 0.358 26.67 2078.06 0.355 24.59 2079.06 0.353 22.49 2080.06 0.351 20.35 2081.06 0.350 18.20 2082.06 0.349 16.04 2083.06 0.349 13.88 2084.06 0.349 11.71 2085.06 0.350 9.55 2086.06 0.351 7.41 2087.06 0.353 5.28 2088.06 0.355 3.17 2089.06 0.358 1.10 2090.06 0.361 359.06 2091.06 0.365 357.05 2092.06 0.369 355.09 2093.06 0.373 353.17 2094.06 0.378 351.30 2095.06 0.383 349.48 2096.06 0.389 347.70 2097.06 0.395 345.98 2098.06 0.401 344.31 2099.06 0.408 342.70 2100.06 0.415 341.14 2101.06 0.422 339.63 2102.06 0.429 338.17 2103.06 0.437 336.76 2104.06 0.445 335.40 2105.06 0.453 334.09 2106.06 0.462 332.83 2107.06 0.470 331.61 2108.06 0.479 330.44 2109.06 0.488 329.31 2110.06 0.497 328.22 2111.06 0.507 327.17 2112.06 0.516 326.16 2113.06 0.526 325.19 2114.06 0.535 324.25 2115.06 0.545 323.35 2116.06 0.555 322.47 2117.06 0.566 321.63 2118.06 0.576 320.82 2119.06 0.586 320.04 2120.06 0.597 319.28 2121.06 0.607 318.56 2122.06 0.618 317.85 2123.06 0.628 317.17 2124.06 0.639 316.51 2125.06 0.650 315.88 2126.06 0.661 315.26 2127.06 0.672 314.67 2128.06 0.683 314.09 2129.06 0.694 313.54 2130.06 0.705 313.00 2131.06 0.716 312.47 2132.06 0.727 311.97 2133.06 0.739 311.47 2134.06 0.750 311.00 2135.06 0.761 310.53 2136.06 0.773 310.09 2137.06 0.784 309.65 2138.06 0.795 309.23 2139.06 0.807 308.81 2140.06 0.818 308.41 2141.06 0.830 308.03 2142.06 0.841 307.65 2143.06 0.853 307.28 2144.06 0.864 306.92 2145.06 0.876 306.57 2146.06 0.887 306.23 2147.06 0.899 305.90 2148.06 0.911 305.58 2149.06 0.922 305.26 2150.06 0.934 304.96 2151.06 0.945 304.66 2152.06 0.957 304.37 2153.06 0.969 304.08 2154.06 0.980 303.80 2155.06 0.992 303.53 2156.06 1.003 303.27 2157.06 1.015 303.01 2158.06 1.027 302.75 2159.06 1.038 302.51 2160.06 1.050 302.26 2161.06 1.062 302.03 2162.06 1.073 301.79 2163.06 1.085 301.57 2164.06 1.096 301.35 2165.06 1.108 301.13 2166.06 1.119 300.91 2167.06 1.131 300.71 2168.06 1.143 300.50 2169.06 1.154 300.30 2170.06 1.166 300.11 2171.06 1.177 299.91 2172.06 1.189 299.72 2173.06 1.200 299.54 2174.06 1.212 299.36 2175.06 1.223 299.18 2176.06 1.235 299.00 2177.06 1.246 298.83 2178.06 1.258 298.66 2179.06 1.269 298.50 2180.06 1.280 298.34 2181.06 1.292 298.18 2182.06 1.303 298.02 2183.06 1.314 297.87 2184.06 1.326 297.71 2185.06 1.337 297.56 2186.06 1.348 297.42 2187.06 1.359 297.27 2188.06 1.371 297.13 2189.06 1.382 296.99 2190.06 1.393 296.86 2191.06 1.404 296.72 2192.06 1.415 296.59 2193.06 1.426 296.46 2194.06 1.437 296.33 2195.06 1.448 296.20 2196.06 1.459 296.08 2197.06 1.470 295.95 2198.06 1.481 295.83 2199.06 1.492 295.71 2200.06 1.503 295.60 2201.06 1.514 295.48 2202.06 1.525 295.36 2203.06 1.536 295.25 2204.06 1.546 295.14 2205.06 1.557 295.03 2206.06 1.568 294.92 2207.06 1.579 294.82 2208.06 1.589 294.71 2209.06 1.600 294.61 2210.06 1.610 294.50 2211.06 1.621 294.40 2212.06 1.631 294.30 2213.06 1.642 294.20 2214.06 1.652 294.11 2215.06 1.663 294.01 2216.06 1.673 293.92 2217.06 1.683 293.82 2218.06 1.693 293.73 2219.06 1.704 293.64 2220.06 1.714 293.55 2221.06 1.724 293.46 2222.06 1.734 293.37 2223.06 1.744 293.28 2224.06 1.754 293.20 2225.06 1.764 293.11 2226.06 1.774 293.03 2227.06 1.784 292.94 2228.06 1.793 292.86 2229.06 1.803 292.78 2230.06 1.813 292.70 2231.06 1.823 292.62 2232.06 1.832 292.54 2233.06 1.842 292.46 2234.06 1.851 292.38 2235.06 1.861 292.31 2236.06 1.870 292.23 2237.06 1.879 292.16 2238.06 1.889 292.08 2239.06 1.898 292.01 2240.06 1.907 291.93 2241.06 1.916 291.86 2242.06 1.925 291.79 2243.06 1.934 291.72 2244.06 1.943 291.65 2245.06 1.952 291.58 2246.06 1.961 291.51 2247.06 1.970 291.44 2248.06 1.978 291.37 2249.06 1.987 291.31 2250.06 1.996 291.24 2251.06 2.004 291.18 2252.06 2.013 291.11 2253.06 2.021 291.04 2254.06 2.029 290.98 2255.06 2.037 290.92 2256.06 2.046 290.85 2257.06 2.054 290.79 2258.06 2.062 290.73 2259.06 2.070 290.67 2260.06 2.077 290.60 2261.06 2.085 290.54 2262.06 2.093 290.48 2263.06 2.101 290.42 2264.06 2.108 290.36 2265.06 2.116 290.30 2266.06 2.123 290.25 2267.06 2.130 290.19 2268.06 2.138 290.13 2269.06 2.145 290.07 2270.06 2.152 290.01 2271.06 2.159 289.96 2272.06 2.166 289.90 2273.06 2.172 289.84 2274.06 2.179 289.79 2275.06 2.186 289.73 2276.06 2.192 289.68 2277.06 2.199 289.62 2278.06 2.205 289.57 2279.06 2.211 289.51 2280.06 2.217 289.46 2281.06 2.223 289.41 2282.06 2.229 289.35 2283.06 2.235 289.30 2284.06 2.241 289.25 2285.06 2.246 289.20 2286.06 2.252 289.14 2287.06 2.257 289.09 2288.06 2.263 289.04 2289.06 2.268 288.99 2290.06 2.273 288.94 2291.06 2.278 288.89 2292.06 2.282 288.84 2293.06 2.287 288.78 2294.06 2.292 288.73 2295.06 2.296 288.68 2296.06 2.300 288.63 2297.06 2.305 288.58 2298.06 2.309 288.53 2299.06 2.312 288.49 2300.06 2.316 288.44 2301.06 2.320 288.39 2302.06 2.323 288.34 2303.06 2.327 288.29 2304.06 2.330 288.24 2305.06 2.333 288.19 2306.06 2.336 288.14 2307.06 2.338 288.09 2308.06 2.341 288.05 2309.06 2.343 288.00 2310.06 2.345 287.95 2311.06 2.347 287.90 2312.06 2.349 287.85 2313.06 2.351 287.81 2314.06 2.352 287.76 2315.06 2.354 287.71 2316.06 2.355 287.66 2317.06 2.356 287.62 2318.06 2.356 287.57 2319.06 2.357 287.52 2320.06 2.357 287.47
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
|
| Report created: |
2026-06-25 15:23:30 |