| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 16:45:56 |
| WDS: | BU1030AB | WDS ID/Discoverer |
| P: | 571.000 | Orbital period (years) |
| a: | 0.802 | Semi-major axis (arcseconds) |
| i: | 123.7 | Inclination (degrees) |
| Ω: | 97.4 | Longitude of ascending node (degrees) |
| T: | 2156.000 | Epoch of periastron passage (year) |
| e: | 0.084 | Eccentricity |
| ω: | 270.3 | Longitude of periastron (degrees) |
| Start-Year: | 1740.0 | Year |
| End-Year: | 2310.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 031006.57+214449.5 | Epoch-2000 right ascension and declination |
| WDS-ID: | 03101+2145 | WDS designation |
| Discoverer Code: | BU1030AB | Discover designation and components |
| ADS number: | 2375 | Aitken Double Star catalog |
| HD number: | 19616 | HD catalog number |
| Hipparcos number: | 14715 | Hipparcos catalog number |
| V1: | 7.81 | Magnitude of the primary |
| V2: | 9.67 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2007 | Date of last observation |
| Orbit grade: | 4 | 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 0.799 278.5 ------------------------- 1740.0 0.791 87.5 1741.0 0.790 87.2 1742.0 0.789 86.8 1743.0 0.787 86.5 1744.0 0.786 86.1 1745.0 0.785 85.7 1746.0 0.783 85.4 1747.0 0.782 85.0 1748.0 0.780 84.6 1749.0 0.779 84.3 1750.0 0.777 83.9 1751.0 0.776 83.5 1752.0 0.774 83.2 1753.0 0.772 82.8 1754.0 0.770 82.4 1755.0 0.768 82.0 1756.0 0.766 81.6 1757.0 0.764 81.3 1758.0 0.762 80.9 1759.0 0.760 80.5 1760.0 0.758 80.1 1761.0 0.756 79.7 1762.0 0.754 79.3 1763.0 0.752 78.9 1764.0 0.749 78.5 1765.0 0.747 78.1 1766.0 0.744 77.7 1767.0 0.742 77.3 1768.0 0.740 76.9 1769.0 0.737 76.5 1770.0 0.734 76.1 1771.0 0.732 75.7 1772.0 0.729 75.2 1773.0 0.726 74.8 1774.0 0.724 74.4 1775.0 0.721 74.0 1776.0 0.718 73.5 1777.0 0.715 73.1 1778.0 0.712 72.7 1779.0 0.710 72.2 1780.0 0.707 71.8 1781.0 0.704 71.3 1782.0 0.701 70.9 1783.0 0.698 70.4 1784.0 0.695 69.9 1785.0 0.692 69.5 1786.0 0.688 69.0 1787.0 0.685 68.5 1788.0 0.682 68.0 1789.0 0.679 67.6 1790.0 0.676 67.1 1791.0 0.673 66.6 1792.0 0.669 66.1 1793.0 0.666 65.6 1794.0 0.663 65.1 1795.0 0.660 64.6 1796.0 0.656 64.0 1797.0 0.653 63.5 1798.0 0.650 63.0 1799.0 0.646 62.5 1800.0 0.643 61.9 1801.0 0.640 61.4 1802.0 0.636 60.8 1803.0 0.633 60.3 1804.0 0.630 59.7 1805.0 0.626 59.1 1806.0 0.623 58.6 1807.0 0.620 58.0 1808.0 0.616 57.4 1809.0 0.613 56.8 1810.0 0.610 56.2 1811.0 0.606 55.6 1812.0 0.603 55.0 1813.0 0.600 54.4 1814.0 0.596 53.7 1815.0 0.593 53.1 1816.0 0.590 52.5 1817.0 0.587 51.8 1818.0 0.583 51.2 1819.0 0.580 50.5 1820.0 0.577 49.8 1821.0 0.574 49.1 1822.0 0.571 48.5 1823.0 0.567 47.8 1824.0 0.564 47.1 1825.0 0.561 46.4 1826.0 0.558 45.6 1827.0 0.555 44.9 1828.0 0.552 44.2 1829.0 0.549 43.4 1830.0 0.547 42.7 1831.0 0.544 41.9 1832.0 0.541 41.2 1833.0 0.538 40.4 1834.0 0.535 39.6 1835.0 0.533 38.8 1836.0 0.530 38.1 1837.0 0.528 37.3 1838.0 0.525 36.4 1839.0 0.523 35.6 1840.0 0.520 34.8 1841.0 0.518 34.0 1842.0 0.516 33.1 1843.0 0.513 32.3 1844.0 0.511 31.4 1845.0 0.509 30.6 1846.0 0.507 29.7 1847.0 0.505 28.8 1848.0 0.503 27.9 1849.0 0.502 27.1 1850.0 0.500 26.2 1851.0 0.498 25.3 1852.0 0.497 24.4 1853.0 0.495 23.4 1854.0 0.494 22.5 1855.0 0.492 21.6 1856.0 0.491 20.7 1857.0 0.490 19.7 1858.0 0.489 18.8 1859.0 0.488 17.9 1860.0 0.487 16.9 1861.0 0.486 16.0 1862.0 0.485 15.0 1863.0 0.485 14.1 1864.0 0.484 13.1 1865.0 0.483 12.2 1866.0 0.483 11.2 1867.0 0.483 10.2 1868.0 0.483 9.3 1869.0 0.482 8.3 1870.0 0.482 7.3 1871.0 0.482 6.4 1872.0 0.483 5.4 1873.0 0.483 4.5 1874.0 0.483 3.5 1875.0 0.484 2.5 1876.0 0.484 1.6 1877.0 0.485 0.6 1878.0 0.485 359.7 1879.0 0.486 358.7 1880.0 0.487 357.8 1881.0 0.488 356.8 1882.0 0.489 355.9 1883.0 0.490 354.9 1884.0 0.491 354.0 1885.0 0.492 353.1 1886.0 0.494 352.2 1887.0 0.495 351.2 1888.0 0.497 350.3 1889.0 0.498 349.4 1890.0 0.500 348.5 1891.0 0.502 347.6 1892.0 0.504 346.8 1893.0 0.506 345.9 1894.0 0.507 345.0 1895.0 0.510 344.1 1896.0 0.512 343.3 1897.0 0.514 342.4 1898.0 0.516 341.6 1899.0 0.518 340.7 1900.0 0.521 339.9 1901.0 0.523 339.1 1902.0 0.526 338.3 1903.0 0.528 337.5 1904.0 0.531 336.7 1905.0 0.533 335.9 1906.0 0.536 335.1 1907.0 0.539 334.3 1908.0 0.541 333.5 1909.0 0.544 332.8 1910.0 0.547 332.0 1911.0 0.550 331.3 1912.0 0.553 330.5 1913.0 0.556 329.8 1914.0 0.559 329.1 1915.0 0.562 328.4 1916.0 0.565 327.7 1917.0 0.568 327.0 1918.0 0.571 326.3 1919.0 0.574 325.6 1920.0 0.578 324.9 1921.0 0.581 324.2 1922.0 0.584 323.6 1923.0 0.587 322.9 1924.0 0.590 322.3 1925.0 0.594 321.6 1926.0 0.597 321.0 1927.0 0.600 320.4 1928.0 0.604 319.8 1929.0 0.607 319.2 1930.0 0.610 318.6 1931.0 0.614 318.0 1932.0 0.617 317.4 1933.0 0.620 316.8 1934.0 0.624 316.2 1935.0 0.627 315.6 1936.0 0.630 315.1 1937.0 0.634 314.5 1938.0 0.637 313.9 1939.0 0.640 313.4 1940.0 0.644 312.8 1941.0 0.647 312.3 1942.0 0.650 311.8 1943.0 0.654 311.2 1944.0 0.657 310.7 1945.0 0.660 310.2 1946.0 0.664 309.7 1947.0 0.667 309.2 1948.0 0.670 308.7 1949.0 0.673 308.2 1950.0 0.677 307.7 1951.0 0.680 307.2 1952.0 0.683 306.7 1953.0 0.686 306.2 1954.0 0.689 305.8 1955.0 0.692 305.3 1956.0 0.695 304.8 1957.0 0.698 304.4 1958.0 0.701 303.9 1959.0 0.704 303.5 1960.0 0.707 303.0 1961.0 0.710 302.6 1962.0 0.713 302.1 1963.0 0.716 301.7 1964.0 0.719 301.3 1965.0 0.722 300.8 1966.0 0.724 300.4 1967.0 0.727 300.0 1968.0 0.730 299.5 1969.0 0.732 299.1 1970.0 0.735 298.7 1971.0 0.738 298.3 1972.0 0.740 297.9 1973.0 0.743 297.5 1974.0 0.745 297.1 1975.0 0.748 296.7 1976.0 0.750 296.3 1977.0 0.752 295.9 1978.0 0.754 295.5 1979.0 0.757 295.1 1980.0 0.759 294.7 1981.0 0.761 294.3 1982.0 0.763 293.9 1983.0 0.765 293.5 1984.0 0.767 293.1 1985.0 0.769 292.8 1986.0 0.771 292.4 1987.0 0.773 292.0 1988.0 0.775 291.6 1989.0 0.776 291.3 1990.0 0.778 290.9 1991.0 0.780 290.5 1992.0 0.781 290.2 1993.0 0.783 289.8 1994.0 0.784 289.4 1995.0 0.785 289.1 1996.0 0.787 288.7 1997.0 0.788 288.3 1998.0 0.789 288.0 1999.0 0.790 287.6 2000.0 0.792 287.3 2001.0 0.793 286.9 2002.0 0.794 286.5 2003.0 0.794 286.2 2004.0 0.795 285.8 2005.0 0.796 285.5 2006.0 0.797 285.1 2007.0 0.798 284.8 2008.0 0.798 284.4 2009.0 0.799 284.1 2010.0 0.799 283.7 2011.0 0.800 283.4 2012.0 0.800 283.0 2013.0 0.800 282.7 2014.0 0.800 282.3 2015.0 0.801 282.0 2016.0 0.801 281.6 2017.0 0.801 281.3 2018.0 0.801 280.9 2019.0 0.801 280.6 2020.0 0.800 280.2 2021.0 0.800 279.9 2022.0 0.800 279.5 2023.0 0.800 279.2 2024.0 0.799 278.8 2025.0 0.799 278.5 2026.0 0.798 278.1 2027.0 0.797 277.8 2028.0 0.797 277.4 2029.0 0.796 277.1 2030.0 0.795 276.7 2031.0 0.794 276.3 2032.0 0.793 276.0 2033.0 0.792 275.6 2034.0 0.791 275.3 2035.0 0.790 274.9 2036.0 0.789 274.6 2037.0 0.787 274.2 2038.0 0.786 273.8 2039.0 0.784 273.5 2040.0 0.783 273.1 2041.0 0.781 272.7 2042.0 0.780 272.4 2043.0 0.778 272.0 2044.0 0.776 271.6 2045.0 0.774 271.3 2046.0 0.772 270.9 2047.0 0.770 270.5 2048.0 0.768 270.1 2049.0 0.766 269.7 2050.0 0.764 269.4 2051.0 0.762 269.0 2052.0 0.759 268.6 2053.0 0.757 268.2 2054.0 0.754 267.8 2055.0 0.752 267.4 2056.0 0.749 267.0 2057.0 0.747 266.6 2058.0 0.744 266.2 2059.0 0.741 265.8 2060.0 0.738 265.4 2061.0 0.735 265.0 2062.0 0.732 264.6 2063.0 0.729 264.1 2064.0 0.726 263.7 2065.0 0.723 263.3 2066.0 0.720 262.9 2067.0 0.717 262.4 2068.0 0.713 262.0 2069.0 0.710 261.5 2070.0 0.707 261.1 2071.0 0.703 260.6 2072.0 0.700 260.2 2073.0 0.696 259.7 2074.0 0.692 259.3 2075.0 0.689 258.8 2076.0 0.685 258.3 2077.0 0.681 257.8 2078.0 0.677 257.4 2079.0 0.673 256.9 2080.0 0.669 256.4 2081.0 0.665 255.9 2082.0 0.661 255.4 2083.0 0.657 254.8 2084.0 0.653 254.3 2085.0 0.649 253.8 2086.0 0.645 253.3 2087.0 0.641 252.7 2088.0 0.637 252.2 2089.0 0.632 251.6 2090.0 0.628 251.0 2091.0 0.624 250.5 2092.0 0.619 249.9 2093.0 0.615 249.3 2094.0 0.610 248.7 2095.0 0.606 248.1 2096.0 0.601 247.5 2097.0 0.597 246.9 2098.0 0.593 246.2 2099.0 0.588 245.6 2100.0 0.583 244.9 2101.0 0.579 244.3 2102.0 0.574 243.6 2103.0 0.570 242.9 2104.0 0.565 242.2 2105.0 0.561 241.5 2106.0 0.556 240.8 2107.0 0.552 240.0 2108.0 0.547 239.3 2109.0 0.543 238.5 2110.0 0.538 237.8 2111.0 0.534 237.0 2112.0 0.529 236.2 2113.0 0.525 235.4 2114.0 0.520 234.6 2115.0 0.516 233.7 2116.0 0.512 232.9 2117.0 0.507 232.0 2118.0 0.503 231.2 2119.0 0.499 230.3 2120.0 0.495 229.3 2121.0 0.490 228.4 2122.0 0.486 227.5 2123.0 0.482 226.5 2124.0 0.478 225.6 2125.0 0.474 224.6 2126.0 0.471 223.6 2127.0 0.467 222.5 2128.0 0.463 221.5 2129.0 0.460 220.5 2130.0 0.456 219.4 2131.0 0.453 218.3 2132.0 0.449 217.2 2133.0 0.446 216.1 2134.0 0.443 214.9 2135.0 0.440 213.8 2136.0 0.437 212.6 2137.0 0.434 211.4 2138.0 0.432 210.2 2139.0 0.429 209.0 2140.0 0.427 207.8 2141.0 0.424 206.6 2142.0 0.422 205.3 2143.0 0.420 204.1 2144.0 0.418 202.8 2145.0 0.417 201.5 2146.0 0.415 200.2 2147.0 0.414 198.9 2148.0 0.412 197.6 2149.0 0.411 196.3 2150.0 0.410 194.9 2151.0 0.409 193.6 2152.0 0.409 192.2 2153.0 0.408 190.9 2154.0 0.408 189.6 2155.0 0.408 188.2 2156.0 0.408 186.9 2157.0 0.408 185.5 2158.0 0.408 184.2 2159.0 0.409 182.8 2160.0 0.409 181.5 2161.0 0.410 180.1 2162.0 0.411 178.8 2163.0 0.412 177.5 2164.0 0.413 176.2 2165.0 0.415 174.9 2166.0 0.416 173.6 2167.0 0.418 172.3 2168.0 0.420 171.0 2169.0 0.422 169.7 2170.0 0.424 168.5 2171.0 0.426 167.2 2172.0 0.429 166.0 2173.0 0.431 164.8 2174.0 0.434 163.6 2175.0 0.436 162.4 2176.0 0.439 161.2 2177.0 0.442 160.1 2178.0 0.445 158.9 2179.0 0.449 157.8 2180.0 0.452 156.7 2181.0 0.455 155.6 2182.0 0.459 154.6 2183.0 0.462 153.5 2184.0 0.466 152.5 2185.0 0.470 151.4 2186.0 0.474 150.4 2187.0 0.477 149.4 2188.0 0.481 148.5 2189.0 0.485 147.5 2190.0 0.489 146.6 2191.0 0.494 145.6 2192.0 0.498 144.7 2193.0 0.502 143.8 2194.0 0.506 142.9 2195.0 0.511 142.1 2196.0 0.515 141.2 2197.0 0.519 140.4 2198.0 0.524 139.5 2199.0 0.528 138.7 2200.0 0.533 137.9 2201.0 0.537 137.2 2202.0 0.542 136.4 2203.0 0.546 135.6 2204.0 0.551 134.9 2205.0 0.555 134.1 2206.0 0.560 133.4 2207.0 0.564 132.7 2208.0 0.569 132.0 2209.0 0.573 131.3 2210.0 0.578 130.7 2211.0 0.582 130.0 2212.0 0.587 129.3 2213.0 0.591 128.7 2214.0 0.596 128.1 2215.0 0.600 127.4 2216.0 0.605 126.8 2217.0 0.609 126.2 2218.0 0.614 125.6 2219.0 0.618 125.0 2220.0 0.623 124.4 2221.0 0.627 123.9 2222.0 0.631 123.3 2223.0 0.635 122.7 2224.0 0.640 122.2 2225.0 0.644 121.6 2226.0 0.648 121.1 2227.0 0.652 120.6 2228.0 0.656 120.0 2229.0 0.660 119.5 2230.0 0.664 119.0 2231.0 0.668 118.5 2232.0 0.672 118.0 2233.0 0.676 117.5 2234.0 0.680 117.0 2235.0 0.684 116.5 2236.0 0.688 116.1 2237.0 0.691 115.6 2238.0 0.695 115.1 2239.0 0.699 114.7 2240.0 0.702 114.2 2241.0 0.706 113.8 2242.0 0.709 113.3 2243.0 0.712 112.9 2244.0 0.716 112.4 2245.0 0.719 112.0 2246.0 0.722 111.6 2247.0 0.725 111.1 2248.0 0.728 110.7 2249.0 0.732 110.3 2250.0 0.734 109.9 2251.0 0.737 109.5 2252.0 0.740 109.0 2253.0 0.743 108.6 2254.0 0.746 108.2 2255.0 0.748 107.8 2256.0 0.751 107.4 2257.0 0.754 107.0 2258.0 0.756 106.6 2259.0 0.758 106.2 2260.0 0.761 105.9 2261.0 0.763 105.5 2262.0 0.765 105.1 2263.0 0.767 104.7 2264.0 0.769 104.3 2265.0 0.771 104.0 2266.0 0.773 103.6 2267.0 0.775 103.2 2268.0 0.777 102.8 2269.0 0.779 102.5 2270.0 0.780 102.1 2271.0 0.782 101.7 2272.0 0.784 101.4 2273.0 0.785 101.0 2274.0 0.786 100.6 2275.0 0.788 100.3 2276.0 0.789 99.9 2277.0 0.790 99.5 2278.0 0.791 99.2 2279.0 0.792 98.8 2280.0 0.793 98.5 2281.0 0.794 98.1 2282.0 0.795 97.8 2283.0 0.796 97.4 2284.0 0.797 97.1 2285.0 0.797 96.7 2286.0 0.798 96.4 2287.0 0.798 96.0 2288.0 0.799 95.6 2289.0 0.799 95.3 2290.0 0.800 94.9 2291.0 0.800 94.6 2292.0 0.800 94.2 2293.0 0.800 93.9 2294.0 0.800 93.5 2295.0 0.800 93.2 2296.0 0.800 92.8 2297.0 0.800 92.5 2298.0 0.800 92.1 2299.0 0.799 91.8 2300.0 0.799 91.4 2301.0 0.799 91.1 2302.0 0.798 90.7 2303.0 0.797 90.4 2304.0 0.797 90.0 2305.0 0.796 89.7 2306.0 0.795 89.3 2307.0 0.795 89.0 2308.0 0.794 88.6 2309.0 0.793 88.3