| WDS: | MCA38AA,AB | WDS ID/Discoverer |
| P: | 695.000 | Orbital period (years) |
| a: | 1.243 | Semi-major axis (arcseconds) |
| i: | 74.7 | Inclination (degrees) |
| Ω: | 126.8 | Longitude of ascending node (degrees) |
| T: | 1935.300 | Epoch of periastron passage (year) |
| e: | 0.72 | Eccentricity |
| ω: | 124.8 | Longitude of periastron (degrees) |
| Start-Year: | 1677.5 | Year |
| End-Year: | 2372.5 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for MCA38AA,AB |
||
| Position: | 130957.01-053220.1 | Epoch-2000 right ascension and declination |
| WDS-ID: | 13099-0532 | WDS designation |
| Discoverer Code: | MCA38AA,AB | Discover designation and components |
| ADS number: | 8801 | Aitken Double Star catalog |
| HD number: | 114330 | HD catalog number |
| Hipparcos number: | 64238 | Hipparcos catalog number |
| V1: | 4.49 | Magnitude of the primary |
| V2: | 6.83 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2009 | 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: | Zir2015a | 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 0.383 2.48 -------------------------- 1677.50 1.514 112.53 1678.50 1.515 112.59 1679.50 1.516 112.66 1680.50 1.517 112.72 1681.50 1.518 112.79 1682.50 1.520 112.85 1683.50 1.521 112.91 1684.50 1.522 112.98 1685.50 1.523 113.04 1686.50 1.524 113.10 1687.50 1.525 113.17 1688.50 1.526 113.23 1689.50 1.527 113.29 1690.50 1.528 113.35 1691.50 1.529 113.42 1692.50 1.530 113.48 1693.50 1.531 113.54 1694.50 1.531 113.60 1695.50 1.532 113.67 1696.50 1.533 113.73 1697.50 1.534 113.79 1698.50 1.535 113.85 1699.50 1.535 113.92 1700.50 1.536 113.98 1701.50 1.537 114.04 1702.50 1.537 114.10 1703.50 1.538 114.16 1704.50 1.538 114.23 1705.50 1.539 114.29 1706.50 1.539 114.35 1707.50 1.540 114.41 1708.50 1.540 114.47 1709.50 1.541 114.54 1710.50 1.541 114.60 1711.50 1.541 114.66 1712.50 1.542 114.72 1713.50 1.542 114.78 1714.50 1.542 114.84 1715.50 1.542 114.91 1716.50 1.542 114.97 1717.50 1.543 115.03 1718.50 1.543 115.09 1719.50 1.543 115.15 1720.50 1.543 115.21 1721.50 1.543 115.28 1722.50 1.543 115.34 1723.50 1.543 115.40 1724.50 1.543 115.46 1725.50 1.543 115.52 1726.50 1.542 115.58 1727.50 1.542 115.64 1728.50 1.542 115.71 1729.50 1.542 115.77 1730.50 1.541 115.83 1731.50 1.541 115.89 1732.50 1.541 115.95 1733.50 1.540 116.01 1734.50 1.540 116.08 1735.50 1.539 116.14 1736.50 1.539 116.20 1737.50 1.538 116.26 1738.50 1.538 116.32 1739.50 1.537 116.39 1740.50 1.537 116.45 1741.50 1.536 116.51 1742.50 1.535 116.57 1743.50 1.534 116.63 1744.50 1.534 116.70 1745.50 1.533 116.76 1746.50 1.532 116.82 1747.50 1.531 116.88 1748.50 1.530 116.95 1749.50 1.529 117.01 1750.50 1.528 117.07 1751.50 1.527 117.13 1752.50 1.526 117.20 1753.50 1.525 117.26 1754.50 1.523 117.32 1755.50 1.522 117.39 1756.50 1.521 117.45 1757.50 1.520 117.51 1758.50 1.518 117.58 1759.50 1.517 117.64 1760.50 1.515 117.70 1761.50 1.514 117.77 1762.50 1.512 117.83 1763.50 1.511 117.90 1764.50 1.509 117.96 1765.50 1.508 118.03 1766.50 1.506 118.09 1767.50 1.504 118.15 1768.50 1.502 118.22 1769.50 1.501 118.28 1770.50 1.499 118.35 1771.50 1.497 118.41 1772.50 1.495 118.48 1773.50 1.493 118.55 1774.50 1.491 118.61 1775.50 1.489 118.68 1776.50 1.486 118.74 1777.50 1.484 118.81 1778.50 1.482 118.88 1779.50 1.480 118.94 1780.50 1.477 119.01 1781.50 1.475 119.08 1782.50 1.472 119.15 1783.50 1.470 119.21 1784.50 1.467 119.28 1785.50 1.465 119.35 1786.50 1.462 119.42 1787.50 1.459 119.49 1788.50 1.457 119.56 1789.50 1.454 119.62 1790.50 1.451 119.69 1791.50 1.448 119.76 1792.50 1.445 119.83 1793.50 1.442 119.90 1794.50 1.439 119.98 1795.50 1.436 120.05 1796.50 1.433 120.12 1797.50 1.429 120.19 1798.50 1.426 120.26 1799.50 1.423 120.33 1800.50 1.419 120.41 1801.50 1.416 120.48 1802.50 1.412 120.55 1803.50 1.409 120.63 1804.50 1.405 120.70 1805.50 1.401 120.77 1806.50 1.397 120.85 1807.50 1.393 120.92 1808.50 1.390 121.00 1809.50 1.386 121.08 1810.50 1.381 121.15 1811.50 1.377 121.23 1812.50 1.373 121.31 1813.50 1.369 121.38 1814.50 1.365 121.46 1815.50 1.360 121.54 1816.50 1.356 121.62 1817.50 1.351 121.70 1818.50 1.347 121.78 1819.50 1.342 121.86 1820.50 1.337 121.95 1821.50 1.332 122.03 1822.50 1.327 122.11 1823.50 1.322 122.19 1824.50 1.317 122.28 1825.50 1.312 122.36 1826.50 1.307 122.45 1827.50 1.302 122.53 1828.50 1.296 122.62 1829.50 1.291 122.71 1830.50 1.285 122.80 1831.50 1.280 122.89 1832.50 1.274 122.98 1833.50 1.268 123.07 1834.50 1.262 123.16 1835.50 1.256 123.25 1836.50 1.250 123.34 1837.50 1.244 123.44 1838.50 1.238 123.53 1839.50 1.232 123.63 1840.50 1.225 123.73 1841.50 1.219 123.82 1842.50 1.212 123.92 1843.50 1.205 124.02 1844.50 1.199 124.13 1845.50 1.192 124.23 1846.50 1.185 124.33 1847.50 1.178 124.44 1848.50 1.170 124.54 1849.50 1.163 124.65 1850.50 1.156 124.76 1851.50 1.148 124.87 1852.50 1.140 124.98 1853.50 1.133 125.10 1854.50 1.125 125.21 1855.50 1.117 125.33 1856.50 1.109 125.45 1857.50 1.100 125.57 1858.50 1.092 125.69 1859.50 1.083 125.81 1860.50 1.075 125.94 1861.50 1.066 126.07 1862.50 1.057 126.20 1863.50 1.048 126.33 1864.50 1.039 126.46 1865.50 1.030 126.60 1866.50 1.020 126.74 1867.50 1.011 126.88 1868.50 1.001 127.03 1869.50 0.991 127.17 1870.50 0.981 127.32 1871.50 0.971 127.48 1872.50 0.961 127.64 1873.50 0.950 127.80 1874.50 0.939 127.96 1875.50 0.929 128.13 1876.50 0.918 128.30 1877.50 0.906 128.48 1878.50 0.895 128.66 1879.50 0.883 128.84 1880.50 0.872 129.03 1881.50 0.860 129.23 1882.50 0.848 129.43 1883.50 0.835 129.64 1884.50 0.823 129.85 1885.50 0.810 130.07 1886.50 0.797 130.30 1887.50 0.784 130.53 1888.50 0.771 130.77 1889.50 0.757 131.03 1890.50 0.743 131.29 1891.50 0.729 131.56 1892.50 0.715 131.84 1893.50 0.700 132.13 1894.50 0.685 132.44 1895.50 0.670 132.76 1896.50 0.655 133.09 1897.50 0.639 133.44 1898.50 0.623 133.81 1899.50 0.607 134.19 1900.50 0.591 134.60 1901.50 0.574 135.03 1902.50 0.557 135.49 1903.50 0.540 135.98 1904.50 0.522 136.50 1905.50 0.504 137.06 1906.50 0.486 137.66 1907.50 0.467 138.30 1908.50 0.448 139.00 1909.50 0.429 139.77 1910.50 0.409 140.60 1911.50 0.390 141.52 1912.50 0.369 142.54 1913.50 0.349 143.67 1914.50 0.328 144.95 1915.50 0.307 146.40 1916.50 0.286 148.07 1917.50 0.265 150.00 1918.50 0.244 152.27 1919.50 0.223 154.97 1920.50 0.202 158.24 1921.50 0.181 162.26 1922.50 0.161 167.30 1923.50 0.142 173.70 1924.50 0.126 181.92 1925.50 0.112 192.39 1926.50 0.103 205.24 1927.50 0.099 219.80 1928.50 0.102 234.50 1929.50 0.110 247.66 1930.50 0.123 258.49 1931.50 0.139 267.04 1932.50 0.158 273.72 1933.50 0.177 278.98 1934.50 0.197 283.20 1935.50 0.216 286.65 1936.50 0.236 289.51 1937.50 0.256 291.94 1938.50 0.274 294.03 1939.50 0.293 295.85 1940.50 0.310 297.47 1941.50 0.327 298.92 1942.50 0.342 300.23 1943.50 0.357 301.43 1944.50 0.371 302.53 1945.50 0.384 303.56 1946.50 0.396 304.52 1947.50 0.408 305.43 1948.50 0.418 306.29 1949.50 0.428 307.10 1950.50 0.437 307.89 1951.50 0.445 308.64 1952.50 0.452 309.37 1953.50 0.459 310.08 1954.50 0.465 310.76 1955.50 0.471 311.43 1956.50 0.476 312.08 1957.50 0.480 312.73 1958.50 0.484 313.36 1959.50 0.488 313.98 1960.50 0.491 314.59 1961.50 0.494 315.19 1962.50 0.496 315.79 1963.50 0.498 316.39 1964.50 0.499 316.97 1965.50 0.501 317.56 1966.50 0.501 318.15 1967.50 0.502 318.73 1968.50 0.502 319.31 1969.50 0.503 319.89 1970.50 0.503 320.47 1971.50 0.502 321.05 1972.50 0.502 321.63 1973.50 0.501 322.21 1974.50 0.500 322.80 1975.50 0.499 323.39 1976.50 0.498 323.98 1977.50 0.497 324.57 1978.50 0.495 325.16 1979.50 0.493 325.76 1980.50 0.492 326.37 1981.50 0.490 326.98 1982.50 0.488 327.59 1983.50 0.486 328.21 1984.50 0.484 328.83 1985.50 0.482 329.46 1986.50 0.479 330.10 1987.50 0.477 330.74 1988.50 0.474 331.39 1989.50 0.472 332.04 1990.50 0.470 332.70 1991.50 0.467 333.37 1992.50 0.464 334.05 1993.50 0.462 334.73 1994.50 0.459 335.42 1995.50 0.456 336.12 1996.50 0.454 336.83 1997.50 0.451 337.54 1998.50 0.448 338.27 1999.50 0.446 339.00 2000.50 0.443 339.74 2001.50 0.440 340.49 2002.50 0.437 341.26 2003.50 0.435 342.03 2004.50 0.432 342.81 2005.50 0.429 343.60 2006.50 0.427 344.40 2007.50 0.424 345.21 2008.50 0.422 346.03 2009.50 0.419 346.86 2010.50 0.416 347.70 2011.50 0.414 348.55 2012.50 0.412 349.41 2013.50 0.409 350.28 2014.50 0.407 351.16 2015.50 0.404 352.05 2016.50 0.402 352.95 2017.50 0.400 353.86 2018.50 0.398 354.78 2019.50 0.396 355.71 2020.50 0.394 356.65 2021.50 0.392 357.60 2022.50 0.390 358.56 2023.50 0.388 359.53 2024.50 0.387 0.50 2025.50 0.385 1.49 2026.50 0.383 2.48 2027.50 0.382 3.48 2028.50 0.381 4.49 2029.50 0.379 5.51 2030.50 0.378 6.53 2031.50 0.377 7.56 2032.50 0.376 8.59 2033.50 0.375 9.63 2034.50 0.374 10.68 2035.50 0.373 11.73 2036.50 0.373 12.78 2037.50 0.372 13.83 2038.50 0.372 14.89 2039.50 0.371 15.96 2040.50 0.371 17.02 2041.50 0.371 18.08 2042.50 0.371 19.15 2043.50 0.371 20.21 2044.50 0.371 21.28 2045.50 0.372 22.34 2046.50 0.372 23.40 2047.50 0.372 24.46 2048.50 0.373 25.51 2049.50 0.374 26.56 2050.50 0.375 27.61 2051.50 0.375 28.65 2052.50 0.376 29.69 2053.50 0.378 30.72 2054.50 0.379 31.74 2055.50 0.380 32.76 2056.50 0.382 33.77 2057.50 0.383 34.78 2058.50 0.385 35.77 2059.50 0.386 36.76 2060.50 0.388 37.73 2061.50 0.390 38.70 2062.50 0.392 39.66 2063.50 0.394 40.61 2064.50 0.396 41.55 2065.50 0.399 42.48 2066.50 0.401 43.39 2067.50 0.403 44.30 2068.50 0.406 45.20 2069.50 0.408 46.08 2070.50 0.411 46.95 2071.50 0.414 47.82 2072.50 0.417 48.67 2073.50 0.419 49.51 2074.50 0.422 50.33 2075.50 0.425 51.15 2076.50 0.428 51.95 2077.50 0.432 52.75 2078.50 0.435 53.53 2079.50 0.438 54.30 2080.50 0.441 55.05 2081.50 0.445 55.80 2082.50 0.448 56.53 2083.50 0.452 57.26 2084.50 0.455 57.97 2085.50 0.459 58.67 2086.50 0.463 59.36 2087.50 0.466 60.04 2088.50 0.470 60.71 2089.50 0.474 61.37 2090.50 0.478 62.01 2091.50 0.482 62.65 2092.50 0.486 63.28 2093.50 0.490 63.89 2094.50 0.494 64.50 2095.50 0.498 65.10 2096.50 0.502 65.68 2097.50 0.506 66.26 2098.50 0.510 66.83 2099.50 0.514 67.39 2100.50 0.519 67.94 2101.50 0.523 68.48 2102.50 0.527 69.01 2103.50 0.531 69.53 2104.50 0.536 70.05 2105.50 0.540 70.55 2106.50 0.545 71.05 2107.50 0.549 71.54 2108.50 0.553 72.02 2109.50 0.558 72.50 2110.50 0.562 72.97 2111.50 0.567 73.43 2112.50 0.571 73.88 2113.50 0.576 74.32 2114.50 0.580 74.76 2115.50 0.585 75.19 2116.50 0.590 75.62 2117.50 0.594 76.04 2118.50 0.599 76.45 2119.50 0.604 76.85 2120.50 0.608 77.25 2121.50 0.613 77.65 2122.50 0.618 78.03 2123.50 0.622 78.42 2124.50 0.627 78.79 2125.50 0.632 79.16 2126.50 0.636 79.53 2127.50 0.641 79.88 2128.50 0.646 80.24 2129.50 0.651 80.59 2130.50 0.655 80.93 2131.50 0.660 81.27 2132.50 0.665 81.60 2133.50 0.670 81.93 2134.50 0.674 82.26 2135.50 0.679 82.58 2136.50 0.684 82.89 2137.50 0.689 83.20 2138.50 0.694 83.51 2139.50 0.698 83.81 2140.50 0.703 84.11 2141.50 0.708 84.41 2142.50 0.713 84.70 2143.50 0.718 84.98 2144.50 0.722 85.27 2145.50 0.727 85.55 2146.50 0.732 85.82 2147.50 0.737 86.09 2148.50 0.742 86.36 2149.50 0.746 86.63 2150.50 0.751 86.89 2151.50 0.756 87.14 2152.50 0.761 87.40 2153.50 0.766 87.65 2154.50 0.770 87.90 2155.50 0.775 88.14 2156.50 0.780 88.39 2157.50 0.785 88.63 2158.50 0.790 88.86 2159.50 0.794 89.10 2160.50 0.799 89.33 2161.50 0.804 89.56 2162.50 0.809 89.78 2163.50 0.813 90.00 2164.50 0.818 90.22 2165.50 0.823 90.44 2166.50 0.828 90.66 2167.50 0.832 90.87 2168.50 0.837 91.08 2169.50 0.842 91.29 2170.50 0.847 91.49 2171.50 0.851 91.70 2172.50 0.856 91.90 2173.50 0.861 92.10 2174.50 0.865 92.29 2175.50 0.870 92.49 2176.50 0.875 92.68 2177.50 0.880 92.87 2178.50 0.884 93.06 2179.50 0.889 93.25 2180.50 0.894 93.43 2181.50 0.898 93.61 2182.50 0.903 93.79 2183.50 0.907 93.97 2184.50 0.912 94.15 2185.50 0.917 94.33 2186.50 0.921 94.50 2187.50 0.926 94.67 2188.50 0.930 94.84 2189.50 0.935 95.01 2190.50 0.940 95.18 2191.50 0.944 95.34 2192.50 0.949 95.50 2193.50 0.953 95.67 2194.50 0.958 95.83 2195.50 0.962 95.99 2196.50 0.967 96.14 2197.50 0.971 96.30 2198.50 0.976 96.45 2199.50 0.980 96.61 2200.50 0.985 96.76 2201.50 0.989 96.91 2202.50 0.994 97.06 2203.50 0.998 97.21 2204.50 1.002 97.35 2205.50 1.007 97.50 2206.50 1.011 97.64 2207.50 1.016 97.79 2208.50 1.020 97.93 2209.50 1.024 98.07 2210.50 1.029 98.21 2211.50 1.033 98.34 2212.50 1.037 98.48 2213.50 1.042 98.62 2214.50 1.046 98.75 2215.50 1.050 98.88 2216.50 1.054 99.02 2217.50 1.059 99.15 2218.50 1.063 99.28 2219.50 1.067 99.41 2220.50 1.071 99.54 2221.50 1.076 99.66 2222.50 1.080 99.79 2223.50 1.084 99.91 2224.50 1.088 100.04 2225.50 1.092 100.16 2226.50 1.096 100.28 2227.50 1.101 100.41 2228.50 1.105 100.53 2229.50 1.109 100.65 2230.50 1.113 100.76 2231.50 1.117 100.88 2232.50 1.121 101.00 2233.50 1.125 101.12 2234.50 1.129 101.23 2235.50 1.133 101.35 2236.50 1.137 101.46 2237.50 1.141 101.57 2238.50 1.145 101.68 2239.50 1.149 101.80 2240.50 1.153 101.91 2241.50 1.157 102.02 2242.50 1.161 102.13 2243.50 1.165 102.23 2244.50 1.169 102.34 2245.50 1.172 102.45 2246.50 1.176 102.56 2247.50 1.180 102.66 2248.50 1.184 102.77 2249.50 1.188 102.87 2250.50 1.192 102.97 2251.50 1.195 103.08 2252.50 1.199 103.18 2253.50 1.203 103.28 2254.50 1.207 103.38 2255.50 1.210 103.48 2256.50 1.214 103.58 2257.50 1.218 103.68 2258.50 1.221 103.78 2259.50 1.225 103.88 2260.50 1.229 103.97 2261.50 1.232 104.07 2262.50 1.236 104.17 2263.50 1.239 104.26 2264.50 1.243 104.36 2265.50 1.246 104.45 2266.50 1.250 104.55 2267.50 1.254 104.64 2268.50 1.257 104.73 2269.50 1.261 104.83 2270.50 1.264 104.92 2271.50 1.267 105.01 2272.50 1.271 105.10 2273.50 1.274 105.19 2274.50 1.278 105.28 2275.50 1.281 105.37 2276.50 1.284 105.46 2277.50 1.288 105.55 2278.50 1.291 105.64 2279.50 1.294 105.72 2280.50 1.298 105.81 2281.50 1.301 105.90 2282.50 1.304 105.98 2283.50 1.307 106.07 2284.50 1.311 106.16 2285.50 1.314 106.24 2286.50 1.317 106.33 2287.50 1.320 106.41 2288.50 1.323 106.49 2289.50 1.326 106.58 2290.50 1.330 106.66 2291.50 1.333 106.74 2292.50 1.336 106.83 2293.50 1.339 106.91 2294.50 1.342 106.99 2295.50 1.345 107.07 2296.50 1.348 107.15 2297.50 1.351 107.23 2298.50 1.354 107.31 2299.50 1.357 107.39 2300.50 1.360 107.47 2301.50 1.362 107.55 2302.50 1.365 107.63 2303.50 1.368 107.71 2304.50 1.371 107.79 2305.50 1.374 107.86 2306.50 1.377 107.94 2307.50 1.379 108.02 2308.50 1.382 108.09 2309.50 1.385 108.17 2310.50 1.388 108.25 2311.50 1.390 108.32 2312.50 1.393 108.40 2313.50 1.396 108.47 2314.50 1.398 108.55 2315.50 1.401 108.62 2316.50 1.404 108.70 2317.50 1.406 108.77 2318.50 1.409 108.85 2319.50 1.411 108.92 2320.50 1.414 108.99 2321.50 1.416 109.07 2322.50 1.419 109.14 2323.50 1.421 109.21 2324.50 1.424 109.29 2325.50 1.426 109.36 2326.50 1.428 109.43 2327.50 1.431 109.50 2328.50 1.433 109.57 2329.50 1.435 109.64 2330.50 1.438 109.72 2331.50 1.440 109.79 2332.50 1.442 109.86 2333.50 1.445 109.93 2334.50 1.447 110.00 2335.50 1.449 110.07 2336.50 1.451 110.14 2337.50 1.453 110.21 2338.50 1.455 110.28 2339.50 1.457 110.34 2340.50 1.460 110.41 2341.50 1.462 110.48 2342.50 1.464 110.55 2343.50 1.466 110.62 2344.50 1.468 110.69 2345.50 1.470 110.76 2346.50 1.472 110.82 2347.50 1.473 110.89 2348.50 1.475 110.96 2349.50 1.477 111.03 2350.50 1.479 111.09 2351.50 1.481 111.16 2352.50 1.483 111.23 2353.50 1.484 111.29 2354.50 1.486 111.36 2355.50 1.488 111.43 2356.50 1.490 111.49 2357.50 1.491 111.56 2358.50 1.493 111.62 2359.50 1.495 111.69 2360.50 1.496 111.75 2361.50 1.498 111.82 2362.50 1.499 111.88 2363.50 1.501 111.95 2364.50 1.502 112.01 2365.50 1.504 112.08 2366.50 1.505 112.14 2367.50 1.507 112.21 2368.50 1.508 112.27 2369.50 1.510 112.34 2370.50 1.511 112.40 2371.50 1.512 112.47
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 16:53:03 |