| WDS: | AG257 | WDS ID/Discoverer |
| P: | 676.240 | Orbital period (years) |
| a: | 2.50711 | Semi-major axis (arcseconds) |
| i: | 75.379 | Inclination (degrees) |
| Ω: | 46.399 | Longitude of ascending node (degrees) |
| T: | 1836.388 | Epoch of periastron passage (year) |
| e: | 0.62797 | Eccentricity |
| ω: | 272.461 | Longitude of periastron (degrees) |
| Start-Year: | 1686.87975 | Year |
| End-Year: | 2363.12025 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for AG257 |
||
| Position: | 203113.51+051308.7 | Epoch-2000 right ascension and declination |
| WDS-ID: | 20312+0513 | WDS designation |
| Discoverer Code: | AG257 | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | . | HD catalog number |
| Hipparcos number: | . | Hipparcos catalog number |
| V1: | 9.49 | Magnitude of the primary |
| V2: | 9.77 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2015 | Date of last observation |
| Orbit grade: | 5 | 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 1.599 76.94 -------------------------- 1686.88 2.006 208.33 1687.88 2.009 208.49 1688.88 2.012 208.65 1689.88 2.015 208.81 1690.88 2.018 208.97 1691.88 2.021 209.14 1692.88 2.024 209.30 1693.88 2.027 209.46 1694.88 2.029 209.62 1695.88 2.032 209.78 1696.88 2.035 209.94 1697.88 2.037 210.09 1698.88 2.039 210.25 1699.88 2.042 210.41 1700.88 2.044 210.57 1701.88 2.046 210.72 1702.88 2.048 210.88 1703.88 2.050 211.04 1704.88 2.052 211.19 1705.88 2.053 211.35 1706.88 2.055 211.51 1707.88 2.056 211.66 1708.88 2.058 211.82 1709.88 2.059 211.97 1710.88 2.060 212.13 1711.88 2.061 212.28 1712.88 2.062 212.44 1713.88 2.063 212.59 1714.88 2.064 212.75 1715.88 2.065 212.90 1716.88 2.065 213.05 1717.88 2.065 213.21 1718.88 2.066 213.36 1719.88 2.066 213.52 1720.88 2.066 213.67 1721.88 2.066 213.82 1722.88 2.066 213.98 1723.88 2.065 214.13 1724.88 2.065 214.29 1725.88 2.064 214.44 1726.88 2.063 214.60 1727.88 2.062 214.75 1728.88 2.061 214.90 1729.88 2.060 215.06 1730.88 2.059 215.21 1731.88 2.057 215.37 1732.88 2.056 215.52 1733.88 2.054 215.68 1734.88 2.052 215.84 1735.88 2.050 215.99 1736.88 2.047 216.15 1737.88 2.045 216.31 1738.88 2.042 216.46 1739.88 2.039 216.62 1740.88 2.036 216.78 1741.88 2.033 216.94 1742.88 2.030 217.10 1743.88 2.026 217.26 1744.88 2.023 217.42 1745.88 2.019 217.58 1746.88 2.015 217.74 1747.88 2.010 217.90 1748.88 2.006 218.07 1749.88 2.001 218.23 1750.88 1.996 218.39 1751.88 1.991 218.56 1752.88 1.985 218.73 1753.88 1.980 218.89 1754.88 1.974 219.06 1755.88 1.968 219.23 1756.88 1.962 219.40 1757.88 1.955 219.57 1758.88 1.948 219.75 1759.88 1.941 219.92 1760.88 1.934 220.09 1761.88 1.926 220.27 1762.88 1.918 220.45 1763.88 1.910 220.63 1764.88 1.902 220.81 1765.88 1.893 220.99 1766.88 1.884 221.18 1767.88 1.875 221.36 1768.88 1.865 221.55 1769.88 1.855 221.74 1770.88 1.845 221.93 1771.88 1.834 222.13 1772.88 1.823 222.32 1773.88 1.812 222.52 1774.88 1.800 222.72 1775.88 1.788 222.93 1776.88 1.776 223.13 1777.88 1.763 223.34 1778.88 1.750 223.56 1779.88 1.736 223.77 1780.88 1.722 223.99 1781.88 1.708 224.22 1782.88 1.693 224.44 1783.88 1.678 224.68 1784.88 1.662 224.91 1785.88 1.646 225.15 1786.88 1.630 225.40 1787.88 1.612 225.65 1788.88 1.595 225.90 1789.88 1.577 226.16 1790.88 1.558 226.43 1791.88 1.539 226.71 1792.88 1.519 226.99 1793.88 1.499 227.28 1794.88 1.479 227.57 1795.88 1.457 227.88 1796.88 1.435 228.19 1797.88 1.413 228.52 1798.88 1.390 228.85 1799.88 1.366 229.20 1800.88 1.341 229.56 1801.88 1.316 229.93 1802.88 1.291 230.31 1803.88 1.264 230.72 1804.88 1.237 231.14 1805.88 1.209 231.58 1806.88 1.181 232.04 1807.88 1.152 232.52 1808.88 1.122 233.03 1809.88 1.091 233.57 1810.88 1.060 234.13 1811.88 1.027 234.74 1812.88 0.994 235.38 1813.88 0.961 236.07 1814.88 0.926 236.81 1815.88 0.891 237.60 1816.88 0.856 238.47 1817.88 0.819 239.40 1818.88 0.782 240.43 1819.88 0.744 241.56 1820.88 0.706 242.81 1821.88 0.667 244.20 1822.88 0.628 245.77 1823.88 0.589 247.55 1824.88 0.549 249.58 1825.88 0.510 251.92 1826.88 0.471 254.66 1827.88 0.432 257.89 1828.88 0.394 261.75 1829.88 0.358 266.41 1830.88 0.325 272.06 1831.88 0.294 278.96 1832.88 0.269 287.31 1833.88 0.249 297.18 1834.88 0.238 308.33 1835.88 0.236 320.12 1836.88 0.243 331.64 1837.88 0.260 342.09 1838.88 0.283 351.07 1839.88 0.312 358.55 1840.88 0.344 4.69 1841.88 0.379 9.73 1842.88 0.416 13.90 1843.88 0.454 17.38 1844.88 0.493 20.31 1845.88 0.533 22.81 1846.88 0.572 24.97 1847.88 0.611 26.85 1848.88 0.650 28.50 1849.88 0.689 29.97 1850.88 0.727 31.28 1851.88 0.765 32.46 1852.88 0.802 33.53 1853.88 0.838 34.51 1854.88 0.873 35.41 1855.88 0.908 36.24 1856.88 0.942 37.01 1857.88 0.975 37.72 1858.88 1.008 38.39 1859.88 1.040 39.02 1860.88 1.070 39.61 1861.88 1.101 40.17 1862.88 1.130 40.70 1863.88 1.158 41.20 1864.88 1.186 41.68 1865.88 1.213 42.13 1866.88 1.239 42.57 1867.88 1.265 42.99 1868.88 1.290 43.39 1869.88 1.314 43.78 1870.88 1.337 44.15 1871.88 1.360 44.52 1872.88 1.382 44.87 1873.88 1.403 45.20 1874.88 1.424 45.53 1875.88 1.444 45.85 1876.88 1.464 46.16 1877.88 1.483 46.47 1878.88 1.501 46.76 1879.88 1.519 47.05 1880.88 1.536 47.33 1881.88 1.553 47.61 1882.88 1.569 47.88 1883.88 1.585 48.14 1884.88 1.600 48.40 1885.88 1.615 48.65 1886.88 1.629 48.90 1887.88 1.643 49.15 1888.88 1.656 49.39 1889.88 1.669 49.63 1890.88 1.681 49.86 1891.88 1.693 50.10 1892.88 1.705 50.32 1893.88 1.716 50.55 1894.88 1.727 50.77 1895.88 1.737 50.99 1896.88 1.747 51.20 1897.88 1.757 51.42 1898.88 1.767 51.63 1899.88 1.776 51.84 1900.88 1.784 52.05 1901.88 1.793 52.25 1902.88 1.801 52.46 1903.88 1.808 52.66 1904.88 1.816 52.86 1905.88 1.823 53.06 1906.88 1.830 53.25 1907.88 1.836 53.45 1908.88 1.843 53.64 1909.88 1.849 53.84 1910.88 1.854 54.03 1911.88 1.860 54.22 1912.88 1.865 54.41 1913.88 1.870 54.60 1914.88 1.875 54.79 1915.88 1.879 54.97 1916.88 1.884 55.16 1917.88 1.888 55.34 1918.88 1.892 55.53 1919.88 1.895 55.71 1920.88 1.899 55.89 1921.88 1.902 56.07 1922.88 1.905 56.26 1923.88 1.908 56.44 1924.88 1.910 56.62 1925.88 1.913 56.80 1926.88 1.915 56.98 1927.88 1.917 57.16 1928.88 1.919 57.33 1929.88 1.920 57.51 1930.88 1.922 57.69 1931.88 1.923 57.87 1932.88 1.924 58.05 1933.88 1.925 58.22 1934.88 1.926 58.40 1935.88 1.927 58.58 1936.88 1.927 58.76 1937.88 1.928 58.93 1938.88 1.928 59.11 1939.88 1.928 59.29 1940.88 1.928 59.46 1941.88 1.928 59.64 1942.88 1.927 59.82 1943.88 1.927 59.99 1944.88 1.926 60.17 1945.88 1.926 60.35 1946.88 1.925 60.53 1947.88 1.924 60.70 1948.88 1.923 60.88 1949.88 1.921 61.06 1950.88 1.920 61.24 1951.88 1.918 61.42 1952.88 1.917 61.59 1953.88 1.915 61.77 1954.88 1.913 61.95 1955.88 1.912 62.13 1956.88 1.910 62.31 1957.88 1.907 62.49 1958.88 1.905 62.67 1959.88 1.903 62.85 1960.88 1.900 63.04 1961.88 1.898 63.22 1962.88 1.895 63.40 1963.88 1.893 63.58 1964.88 1.890 63.77 1965.88 1.887 63.95 1966.88 1.884 64.14 1967.88 1.881 64.32 1968.88 1.878 64.51 1969.88 1.875 64.70 1970.88 1.871 64.88 1971.88 1.868 65.07 1972.88 1.864 65.26 1973.88 1.861 65.45 1974.88 1.857 65.64 1975.88 1.854 65.83 1976.88 1.850 66.02 1977.88 1.846 66.21 1978.88 1.842 66.41 1979.88 1.838 66.60 1980.88 1.834 66.80 1981.88 1.830 66.99 1982.88 1.826 67.19 1983.88 1.822 67.39 1984.88 1.817 67.59 1985.88 1.813 67.79 1986.88 1.809 67.99 1987.88 1.804 68.19 1988.88 1.800 68.39 1989.88 1.795 68.59 1990.88 1.791 68.80 1991.88 1.786 69.00 1992.88 1.781 69.21 1993.88 1.776 69.42 1994.88 1.771 69.63 1995.88 1.767 69.84 1996.88 1.762 70.05 1997.88 1.757 70.26 1998.88 1.752 70.47 1999.88 1.747 70.69 2000.88 1.741 70.90 2001.88 1.736 71.12 2002.88 1.731 71.34 2003.88 1.726 71.56 2004.88 1.721 71.78 2005.88 1.715 72.01 2006.88 1.710 72.23 2007.88 1.705 72.45 2008.88 1.699 72.68 2009.88 1.694 72.91 2010.88 1.688 73.14 2011.88 1.683 73.37 2012.88 1.677 73.60 2013.88 1.671 73.84 2014.88 1.666 74.07 2015.88 1.660 74.31 2016.88 1.655 74.55 2017.88 1.649 74.79 2018.88 1.643 75.04 2019.88 1.637 75.28 2020.88 1.632 75.53 2021.88 1.626 75.77 2022.88 1.620 76.02 2023.88 1.614 76.27 2024.88 1.608 76.53 2025.88 1.602 76.78 2026.88 1.596 77.04 2027.88 1.590 77.30 2028.88 1.584 77.56 2029.88 1.579 77.82 2030.88 1.573 78.09 2031.88 1.567 78.35 2032.88 1.561 78.62 2033.88 1.555 78.89 2034.88 1.548 79.17 2035.88 1.542 79.44 2036.88 1.536 79.72 2037.88 1.530 80.00 2038.88 1.524 80.28 2039.88 1.518 80.57 2040.88 1.512 80.85 2041.88 1.506 81.14 2042.88 1.500 81.43 2043.88 1.494 81.72 2044.88 1.488 82.02 2045.88 1.482 82.32 2046.88 1.475 82.62 2047.88 1.469 82.92 2048.88 1.463 83.23 2049.88 1.457 83.54 2050.88 1.451 83.85 2051.88 1.445 84.16 2052.88 1.439 84.48 2053.88 1.433 84.80 2054.88 1.427 85.12 2055.88 1.421 85.44 2056.88 1.415 85.77 2057.88 1.409 86.10 2058.88 1.402 86.43 2059.88 1.396 86.77 2060.88 1.390 87.11 2061.88 1.384 87.45 2062.88 1.378 87.79 2063.88 1.372 88.14 2064.88 1.366 88.49 2065.88 1.361 88.84 2066.88 1.355 89.20 2067.88 1.349 89.56 2068.88 1.343 89.92 2069.88 1.337 90.29 2070.88 1.331 90.66 2071.88 1.325 91.03 2072.88 1.319 91.41 2073.88 1.314 91.79 2074.88 1.308 92.17 2075.88 1.302 92.55 2076.88 1.296 92.94 2077.88 1.291 93.34 2078.88 1.285 93.73 2079.88 1.280 94.13 2080.88 1.274 94.54 2081.88 1.268 94.94 2082.88 1.263 95.35 2083.88 1.257 95.77 2084.88 1.252 96.18 2085.88 1.247 96.61 2086.88 1.241 97.03 2087.88 1.236 97.46 2088.88 1.231 97.89 2089.88 1.225 98.33 2090.88 1.220 98.77 2091.88 1.215 99.21 2092.88 1.210 99.66 2093.88 1.205 100.11 2094.88 1.200 100.56 2095.88 1.195 101.02 2096.88 1.190 101.48 2097.88 1.185 101.95 2098.88 1.180 102.42 2099.88 1.176 102.89 2100.88 1.171 103.37 2101.88 1.166 103.85 2102.88 1.162 104.34 2103.88 1.157 104.83 2104.88 1.153 105.32 2105.88 1.148 105.81 2106.88 1.144 106.31 2107.88 1.140 106.82 2108.88 1.136 107.33 2109.88 1.131 107.84 2110.88 1.127 108.35 2111.88 1.123 108.87 2112.88 1.119 109.40 2113.88 1.115 109.92 2114.88 1.112 110.45 2115.88 1.108 110.99 2116.88 1.104 111.52 2117.88 1.101 112.06 2118.88 1.097 112.61 2119.88 1.094 113.16 2120.88 1.090 113.71 2121.88 1.087 114.26 2122.88 1.084 114.82 2123.88 1.081 115.38 2124.88 1.078 115.95 2125.88 1.075 116.51 2126.88 1.072 117.08 2127.88 1.069 117.66 2128.88 1.066 118.23 2129.88 1.064 118.81 2130.88 1.061 119.39 2131.88 1.059 119.98 2132.88 1.056 120.57 2133.88 1.054 121.16 2134.88 1.052 121.75 2135.88 1.050 122.35 2136.88 1.048 122.94 2137.88 1.046 123.54 2138.88 1.044 124.14 2139.88 1.043 124.75 2140.88 1.041 125.35 2141.88 1.039 125.96 2142.88 1.038 126.57 2143.88 1.037 127.18 2144.88 1.035 127.79 2145.88 1.034 128.41 2146.88 1.033 129.02 2147.88 1.032 129.64 2148.88 1.032 130.26 2149.88 1.031 130.87 2150.88 1.030 131.49 2151.88 1.030 132.11 2152.88 1.029 132.73 2153.88 1.029 133.35 2154.88 1.029 133.97 2155.88 1.028 134.60 2156.88 1.028 135.22 2157.88 1.029 135.84 2158.88 1.029 136.46 2159.88 1.029 137.08 2160.88 1.029 137.70 2161.88 1.030 138.32 2162.88 1.030 138.94 2163.88 1.031 139.56 2164.88 1.032 140.18 2165.88 1.033 140.80 2166.88 1.034 141.41 2167.88 1.035 142.03 2168.88 1.036 142.64 2169.88 1.037 143.25 2170.88 1.038 143.86 2171.88 1.040 144.47 2172.88 1.041 145.08 2173.88 1.043 145.68 2174.88 1.045 146.29 2175.88 1.047 146.89 2176.88 1.049 147.49 2177.88 1.051 148.08 2178.88 1.053 148.68 2179.88 1.055 149.27 2180.88 1.057 149.86 2181.88 1.060 150.45 2182.88 1.062 151.03 2183.88 1.065 151.61 2184.88 1.067 152.19 2185.88 1.070 152.77 2186.88 1.073 153.34 2187.88 1.076 153.91 2188.88 1.079 154.47 2189.88 1.082 155.04 2190.88 1.085 155.60 2191.88 1.088 156.15 2192.88 1.091 156.71 2193.88 1.095 157.26 2194.88 1.098 157.80 2195.88 1.102 158.35 2196.88 1.106 158.89 2197.88 1.109 159.42 2198.88 1.113 159.96 2199.88 1.117 160.48 2200.88 1.121 161.01 2201.88 1.125 161.53 2202.88 1.129 162.05 2203.88 1.133 162.56 2204.88 1.137 163.07 2205.88 1.141 163.58 2206.88 1.146 164.08 2207.88 1.150 164.58 2208.88 1.155 165.08 2209.88 1.159 165.57 2210.88 1.164 166.05 2211.88 1.168 166.54 2212.88 1.173 167.02 2213.88 1.178 167.49 2214.88 1.183 167.97 2215.88 1.188 168.43 2216.88 1.192 168.90 2217.88 1.197 169.36 2218.88 1.202 169.81 2219.88 1.208 170.27 2220.88 1.213 170.72 2221.88 1.218 171.16 2222.88 1.223 171.60 2223.88 1.228 172.04 2224.88 1.234 172.47 2225.88 1.239 172.90 2226.88 1.244 173.33 2227.88 1.250 173.75 2228.88 1.255 174.17 2229.88 1.261 174.59 2230.88 1.266 175.00 2231.88 1.272 175.41 2232.88 1.278 175.81 2233.88 1.283 176.21 2234.88 1.289 176.61 2235.88 1.295 177.00 2236.88 1.301 177.39 2237.88 1.306 177.78 2238.88 1.312 178.16 2239.88 1.318 178.54 2240.88 1.324 178.92 2241.88 1.330 179.29 2242.88 1.336 179.66 2243.88 1.342 180.03 2244.88 1.348 180.39 2245.88 1.354 180.76 2246.88 1.360 181.11 2247.88 1.366 181.47 2248.88 1.372 181.82 2249.88 1.378 182.16 2250.88 1.384 182.51 2251.88 1.390 182.85 2252.88 1.397 183.19 2253.88 1.403 183.52 2254.88 1.409 183.86 2255.88 1.415 184.19 2256.88 1.421 184.51 2257.88 1.428 184.84 2258.88 1.434 185.16 2259.88 1.440 185.48 2260.88 1.447 185.79 2261.88 1.453 186.11 2262.88 1.459 186.42 2263.88 1.465 186.72 2264.88 1.472 187.03 2265.88 1.478 187.33 2266.88 1.484 187.63 2267.88 1.491 187.93 2268.88 1.497 188.22 2269.88 1.503 188.51 2270.88 1.510 188.80 2271.88 1.516 189.09 2272.88 1.522 189.37 2273.88 1.529 189.66 2274.88 1.535 189.94 2275.88 1.541 190.21 2276.88 1.548 190.49 2277.88 1.554 190.76 2278.88 1.560 191.03 2279.88 1.567 191.30 2280.88 1.573 191.57 2281.88 1.579 191.83 2282.88 1.586 192.10 2283.88 1.592 192.36 2284.88 1.598 192.62 2285.88 1.605 192.87 2286.88 1.611 193.13 2287.88 1.617 193.38 2288.88 1.624 193.63 2289.88 1.630 193.88 2290.88 1.636 194.12 2291.88 1.642 194.37 2292.88 1.648 194.61 2293.88 1.655 194.85 2294.88 1.661 195.09 2295.88 1.667 195.33 2296.88 1.673 195.56 2297.88 1.679 195.80 2298.88 1.685 196.03 2299.88 1.692 196.26 2300.88 1.698 196.49 2301.88 1.704 196.72 2302.88 1.710 196.94 2303.88 1.716 197.17 2304.88 1.722 197.39 2305.88 1.728 197.61 2306.88 1.734 197.83 2307.88 1.740 198.05 2308.88 1.745 198.27 2309.88 1.751 198.48 2310.88 1.757 198.69 2311.88 1.763 198.91 2312.88 1.769 199.12 2313.88 1.775 199.33 2314.88 1.780 199.53 2315.88 1.786 199.74 2316.88 1.792 199.95 2317.88 1.797 200.15 2318.88 1.803 200.35 2319.88 1.808 200.56 2320.88 1.814 200.76 2321.88 1.819 200.95 2322.88 1.825 201.15 2323.88 1.830 201.35 2324.88 1.836 201.54 2325.88 1.841 201.74 2326.88 1.846 201.93 2327.88 1.852 202.13 2328.88 1.857 202.32 2329.88 1.862 202.51 2330.88 1.867 202.70 2331.88 1.872 202.88 2332.88 1.877 203.07 2333.88 1.882 203.26 2334.88 1.887 203.44 2335.88 1.892 203.63 2336.88 1.897 203.81 2337.88 1.902 203.99 2338.88 1.907 204.17 2339.88 1.912 204.35 2340.88 1.916 204.53 2341.88 1.921 204.71 2342.88 1.926 204.89 2343.88 1.930 205.06 2344.88 1.935 205.24 2345.88 1.939 205.42 2346.88 1.943 205.59 2347.88 1.948 205.76 2348.88 1.952 205.94 2349.88 1.956 206.11 2350.88 1.960 206.28 2351.88 1.964 206.45 2352.88 1.968 206.62 2353.88 1.972 206.79 2354.88 1.976 206.96 2355.88 1.980 207.13 2356.88 1.984 207.29 2357.88 1.987 207.46 2358.88 1.991 207.63 2359.88 1.995 207.79 2360.88 1.998 207.96 2361.88 2.002 208.12 2362.88 2.005 208.29
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 18:16:01 |