| WDS: | I312 | WDS ID/Discoverer |
| P: | 500.000 | Orbital period (years) |
| a: | 1.297 | Semi-major axis (arcseconds) |
| i: | 95.9 | Inclination (degrees) |
| Ω: | 159.4 | Longitude of ascending node (degrees) |
| T: | 2012.580 | Epoch of periastron passage (year) |
| e: | 0.665 | Eccentricity |
| ω: | 94.7 | Longitude of periastron (degrees) |
| Start-Year: | 1775.0 | Year |
| End-Year: | 2275.0 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for I312 |
||
| Position: | 071530.78-755153.1 | Epoch-2000 right ascension and declination |
| WDS-ID: | 07155-7552 | WDS designation |
| Discoverer Code: | I312 | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | 58046 | HD catalog number |
| Hipparcos number: | 35102 | Hipparcos catalog number |
| V1: | 8.29 | Magnitude of the primary |
| V2: | 8.27 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2018 | Date of last observation |
| Orbit grade: | 4 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | Flags | |
| Ephemerides: | Ephemerides | |
| Code: | Tok2018b | 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 0.474 342.47 -------------------------- 1775.00 0.346 198.88 1776.00 0.351 198.12 1777.00 0.357 197.38 1778.00 0.362 196.66 1779.00 0.368 195.96 1780.00 0.374 195.28 1781.00 0.379 194.63 1782.00 0.385 193.99 1783.00 0.391 193.37 1784.00 0.397 192.77 1785.00 0.402 192.19 1786.00 0.408 191.63 1787.00 0.414 191.08 1788.00 0.420 190.54 1789.00 0.426 190.02 1790.00 0.432 189.52 1791.00 0.438 189.02 1792.00 0.444 188.55 1793.00 0.450 188.08 1794.00 0.456 187.63 1795.00 0.462 187.18 1796.00 0.468 186.75 1797.00 0.474 186.33 1798.00 0.480 185.93 1799.00 0.486 185.53 1800.00 0.492 185.14 1801.00 0.498 184.76 1802.00 0.504 184.39 1803.00 0.510 184.03 1804.00 0.516 183.67 1805.00 0.522 183.33 1806.00 0.528 182.99 1807.00 0.534 182.66 1808.00 0.540 182.34 1809.00 0.546 182.02 1810.00 0.552 181.72 1811.00 0.559 181.42 1812.00 0.565 181.12 1813.00 0.571 180.83 1814.00 0.577 180.55 1815.00 0.583 180.27 1816.00 0.589 180.00 1817.00 0.595 179.74 1818.00 0.601 179.48 1819.00 0.607 179.22 1820.00 0.613 178.97 1821.00 0.618 178.72 1822.00 0.624 178.48 1823.00 0.630 178.25 1824.00 0.636 178.02 1825.00 0.642 177.79 1826.00 0.648 177.56 1827.00 0.654 177.34 1828.00 0.660 177.13 1829.00 0.666 176.92 1830.00 0.671 176.71 1831.00 0.677 176.51 1832.00 0.683 176.30 1833.00 0.689 176.11 1834.00 0.694 175.91 1835.00 0.700 175.72 1836.00 0.706 175.53 1837.00 0.712 175.35 1838.00 0.717 175.17 1839.00 0.723 174.99 1840.00 0.728 174.81 1841.00 0.734 174.64 1842.00 0.740 174.46 1843.00 0.745 174.30 1844.00 0.751 174.13 1845.00 0.756 173.97 1846.00 0.762 173.80 1847.00 0.767 173.64 1848.00 0.772 173.49 1849.00 0.778 173.33 1850.00 0.783 173.18 1851.00 0.788 173.03 1852.00 0.794 172.88 1853.00 0.799 172.73 1854.00 0.804 172.59 1855.00 0.809 172.45 1856.00 0.814 172.31 1857.00 0.820 172.17 1858.00 0.825 172.03 1859.00 0.830 171.89 1860.00 0.835 171.76 1861.00 0.840 171.63 1862.00 0.845 171.49 1863.00 0.850 171.37 1864.00 0.854 171.24 1865.00 0.859 171.11 1866.00 0.864 170.99 1867.00 0.869 170.86 1868.00 0.873 170.74 1869.00 0.878 170.62 1870.00 0.883 170.50 1871.00 0.887 170.38 1872.00 0.892 170.26 1873.00 0.896 170.15 1874.00 0.901 170.03 1875.00 0.905 169.92 1876.00 0.909 169.80 1877.00 0.914 169.69 1878.00 0.918 169.58 1879.00 0.922 169.47 1880.00 0.926 169.36 1881.00 0.931 169.25 1882.00 0.935 169.15 1883.00 0.939 169.04 1884.00 0.943 168.94 1885.00 0.946 168.83 1886.00 0.950 168.73 1887.00 0.954 168.63 1888.00 0.958 168.52 1889.00 0.961 168.42 1890.00 0.965 168.32 1891.00 0.969 168.22 1892.00 0.972 168.12 1893.00 0.975 168.03 1894.00 0.979 167.93 1895.00 0.982 167.83 1896.00 0.985 167.74 1897.00 0.989 167.64 1898.00 0.992 167.55 1899.00 0.995 167.45 1900.00 0.998 167.36 1901.00 1.000 167.26 1902.00 1.003 167.17 1903.00 1.006 167.08 1904.00 1.009 166.99 1905.00 1.011 166.90 1906.00 1.014 166.81 1907.00 1.016 166.72 1908.00 1.019 166.63 1909.00 1.021 166.54 1910.00 1.023 166.45 1911.00 1.025 166.36 1912.00 1.027 166.27 1913.00 1.029 166.18 1914.00 1.031 166.10 1915.00 1.033 166.01 1916.00 1.034 165.92 1917.00 1.036 165.83 1918.00 1.037 165.75 1919.00 1.039 165.66 1920.00 1.040 165.58 1921.00 1.041 165.49 1922.00 1.042 165.40 1923.00 1.043 165.32 1924.00 1.044 165.23 1925.00 1.044 165.15 1926.00 1.045 165.06 1927.00 1.046 164.98 1928.00 1.046 164.89 1929.00 1.046 164.81 1930.00 1.046 164.72 1931.00 1.046 164.64 1932.00 1.046 164.55 1933.00 1.046 164.47 1934.00 1.045 164.38 1935.00 1.045 164.30 1936.00 1.044 164.21 1937.00 1.043 164.13 1938.00 1.042 164.04 1939.00 1.041 163.96 1940.00 1.040 163.87 1941.00 1.038 163.78 1942.00 1.037 163.70 1943.00 1.035 163.61 1944.00 1.033 163.52 1945.00 1.031 163.44 1946.00 1.029 163.35 1947.00 1.026 163.26 1948.00 1.023 163.17 1949.00 1.020 163.08 1950.00 1.017 162.99 1951.00 1.014 162.90 1952.00 1.011 162.81 1953.00 1.007 162.72 1954.00 1.003 162.63 1955.00 0.999 162.54 1956.00 0.994 162.44 1957.00 0.990 162.35 1958.00 0.985 162.25 1959.00 0.980 162.16 1960.00 0.974 162.06 1961.00 0.968 161.96 1962.00 0.962 161.86 1963.00 0.956 161.76 1964.00 0.950 161.66 1965.00 0.943 161.55 1966.00 0.936 161.45 1967.00 0.928 161.34 1968.00 0.920 161.23 1969.00 0.912 161.12 1970.00 0.903 161.01 1971.00 0.894 160.89 1972.00 0.885 160.78 1973.00 0.875 160.66 1974.00 0.865 160.53 1975.00 0.855 160.41 1976.00 0.843 160.28 1977.00 0.832 160.15 1978.00 0.820 160.01 1979.00 0.808 159.87 1980.00 0.794 159.72 1981.00 0.781 159.57 1982.00 0.767 159.42 1983.00 0.752 159.26 1984.00 0.737 159.09 1985.00 0.721 158.91 1986.00 0.704 158.73 1987.00 0.687 158.54 1988.00 0.669 158.34 1989.00 0.651 158.12 1990.00 0.631 157.90 1991.00 0.611 157.66 1992.00 0.590 157.40 1993.00 0.568 157.12 1994.00 0.545 156.82 1995.00 0.522 156.49 1996.00 0.497 156.14 1997.00 0.472 155.74 1998.00 0.446 155.30 1999.00 0.419 154.80 2000.00 0.390 154.23 2001.00 0.361 153.57 2002.00 0.331 152.80 2003.00 0.300 151.86 2004.00 0.269 150.71 2005.00 0.236 149.25 2006.00 0.203 147.32 2007.00 0.170 144.63 2008.00 0.137 140.63 2009.00 0.104 134.07 2010.00 0.073 121.74 2011.00 0.050 95.27 2012.00 0.047 51.32 2013.00 0.067 20.54 2014.00 0.097 6.22 2015.00 0.130 358.85 2016.00 0.163 354.46 2017.00 0.197 351.56 2018.00 0.229 349.50 2019.00 0.262 347.95 2020.00 0.293 346.74 2021.00 0.324 345.76 2022.00 0.353 344.95 2023.00 0.382 344.26 2024.00 0.410 343.66 2025.00 0.436 343.14 2026.00 0.462 342.68 2027.00 0.486 342.27 2028.00 0.509 341.89 2029.00 0.532 341.55 2030.00 0.553 341.23 2031.00 0.574 340.94 2032.00 0.593 340.67 2033.00 0.612 340.41 2034.00 0.629 340.17 2035.00 0.646 339.94 2036.00 0.662 339.72 2037.00 0.677 339.52 2038.00 0.692 339.32 2039.00 0.706 339.13 2040.00 0.719 338.95 2041.00 0.731 338.77 2042.00 0.743 338.60 2043.00 0.755 338.43 2044.00 0.765 338.27 2045.00 0.775 338.11 2046.00 0.785 337.96 2047.00 0.794 337.81 2048.00 0.803 337.67 2049.00 0.811 337.52 2050.00 0.818 337.38 2051.00 0.826 337.25 2052.00 0.833 337.11 2053.00 0.839 336.98 2054.00 0.845 336.85 2055.00 0.851 336.72 2056.00 0.856 336.59 2057.00 0.861 336.46 2058.00 0.866 336.34 2059.00 0.870 336.21 2060.00 0.874 336.09 2061.00 0.878 335.97 2062.00 0.881 335.85 2063.00 0.884 335.73 2064.00 0.887 335.61 2065.00 0.890 335.50 2066.00 0.892 335.38 2067.00 0.894 335.26 2068.00 0.896 335.15 2069.00 0.898 335.03 2070.00 0.900 334.92 2071.00 0.901 334.80 2072.00 0.902 334.69 2073.00 0.903 334.57 2074.00 0.903 334.46 2075.00 0.904 334.34 2076.00 0.904 334.23 2077.00 0.904 334.12 2078.00 0.904 334.00 2079.00 0.904 333.89 2080.00 0.904 333.78 2081.00 0.903 333.66 2082.00 0.902 333.55 2083.00 0.902 333.43 2084.00 0.901 333.32 2085.00 0.900 333.20 2086.00 0.898 333.09 2087.00 0.897 332.97 2088.00 0.895 332.86 2089.00 0.894 332.74 2090.00 0.892 332.62 2091.00 0.890 332.51 2092.00 0.888 332.39 2093.00 0.886 332.27 2094.00 0.884 332.15 2095.00 0.881 332.03 2096.00 0.879 331.91 2097.00 0.876 331.79 2098.00 0.874 331.67 2099.00 0.871 331.55 2100.00 0.868 331.43 2101.00 0.865 331.30 2102.00 0.862 331.18 2103.00 0.859 331.05 2104.00 0.856 330.93 2105.00 0.852 330.80 2106.00 0.849 330.67 2107.00 0.846 330.54 2108.00 0.842 330.41 2109.00 0.838 330.28 2110.00 0.835 330.14 2111.00 0.831 330.01 2112.00 0.827 329.88 2113.00 0.823 329.74 2114.00 0.819 329.60 2115.00 0.815 329.46 2116.00 0.811 329.32 2117.00 0.807 329.18 2118.00 0.803 329.04 2119.00 0.798 328.89 2120.00 0.794 328.74 2121.00 0.790 328.60 2122.00 0.785 328.45 2123.00 0.781 328.29 2124.00 0.776 328.14 2125.00 0.771 327.98 2126.00 0.767 327.83 2127.00 0.762 327.67 2128.00 0.757 327.51 2129.00 0.752 327.34 2130.00 0.747 327.18 2131.00 0.743 327.01 2132.00 0.738 326.84 2133.00 0.733 326.67 2134.00 0.727 326.49 2135.00 0.722 326.32 2136.00 0.717 326.14 2137.00 0.712 325.96 2138.00 0.707 325.77 2139.00 0.702 325.58 2140.00 0.696 325.39 2141.00 0.691 325.20 2142.00 0.686 325.00 2143.00 0.680 324.80 2144.00 0.675 324.60 2145.00 0.669 324.40 2146.00 0.664 324.19 2147.00 0.658 323.97 2148.00 0.653 323.76 2149.00 0.647 323.54 2150.00 0.642 323.31 2151.00 0.636 323.09 2152.00 0.630 322.85 2153.00 0.625 322.62 2154.00 0.619 322.38 2155.00 0.613 322.13 2156.00 0.608 321.88 2157.00 0.602 321.63 2158.00 0.596 321.37 2159.00 0.590 321.10 2160.00 0.584 320.84 2161.00 0.579 320.56 2162.00 0.573 320.28 2163.00 0.567 319.99 2164.00 0.561 319.70 2165.00 0.555 319.40 2166.00 0.549 319.10 2167.00 0.543 318.79 2168.00 0.537 318.47 2169.00 0.531 318.14 2170.00 0.525 317.81 2171.00 0.520 317.47 2172.00 0.514 317.12 2173.00 0.508 316.76 2174.00 0.502 316.40 2175.00 0.496 316.02 2176.00 0.490 315.64 2177.00 0.484 315.25 2178.00 0.478 314.85 2179.00 0.472 314.43 2180.00 0.466 314.01 2181.00 0.460 313.58 2182.00 0.454 313.13 2183.00 0.448 312.67 2184.00 0.442 312.21 2185.00 0.436 311.72 2186.00 0.430 311.23 2187.00 0.425 310.72 2188.00 0.419 310.20 2189.00 0.413 309.66 2190.00 0.407 309.11 2191.00 0.401 308.54 2192.00 0.395 307.95 2193.00 0.390 307.35 2194.00 0.384 306.72 2195.00 0.378 306.08 2196.00 0.373 305.43 2197.00 0.367 304.75 2198.00 0.361 304.04 2199.00 0.356 303.32 2200.00 0.350 302.58 2201.00 0.345 301.81 2202.00 0.340 301.01 2203.00 0.334 300.19 2204.00 0.329 299.35 2205.00 0.324 298.47 2206.00 0.319 297.57 2207.00 0.313 296.64 2208.00 0.308 295.68 2209.00 0.303 294.68 2210.00 0.299 293.66 2211.00 0.294 292.60 2212.00 0.289 291.51 2213.00 0.285 290.38 2214.00 0.280 289.21 2215.00 0.276 288.01 2216.00 0.272 286.76 2217.00 0.267 285.48 2218.00 0.263 284.16 2219.00 0.260 282.80 2220.00 0.256 281.40 2221.00 0.252 279.96 2222.00 0.249 278.48 2223.00 0.246 276.96 2224.00 0.242 275.39 2225.00 0.240 273.79 2226.00 0.237 272.15 2227.00 0.234 270.48 2228.00 0.232 268.77 2229.00 0.230 267.02 2230.00 0.228 265.24 2231.00 0.226 263.44 2232.00 0.225 261.61 2233.00 0.223 259.76 2234.00 0.222 257.88 2235.00 0.222 255.99 2236.00 0.221 254.09 2237.00 0.221 252.19 2238.00 0.220 250.27 2239.00 0.221 248.36 2240.00 0.221 246.45 2241.00 0.222 244.55 2242.00 0.222 242.67 2243.00 0.223 240.80 2244.00 0.225 238.95 2245.00 0.226 237.12 2246.00 0.228 235.32 2247.00 0.230 233.54 2248.00 0.232 231.80 2249.00 0.235 230.09 2250.00 0.237 228.42 2251.00 0.240 226.79 2252.00 0.243 225.19 2253.00 0.246 223.63 2254.00 0.249 222.12 2255.00 0.253 220.64 2256.00 0.256 219.20 2257.00 0.260 217.81 2258.00 0.264 216.45 2259.00 0.268 215.14 2260.00 0.272 213.86 2261.00 0.276 212.62 2262.00 0.281 211.42 2263.00 0.285 210.26 2264.00 0.290 209.14 2265.00 0.294 208.05 2266.00 0.299 206.99 2267.00 0.304 205.97 2268.00 0.309 204.98 2269.00 0.314 204.03 2270.00 0.319 203.10 2271.00 0.324 202.20 2272.00 0.330 201.33 2273.00 0.335 200.49 2274.00 0.340 199.67
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 15:55:55 |