| WDS: | HU1216AB | WDS ID/Discoverer |
| P: | 351.000 | Orbital period (years) |
| a: | 1.01 | Semi-major axis (arcseconds) |
| i: | 64.4 | Inclination (degrees) |
| Ω: | 277.0 | Longitude of ascending node (degrees) |
| T: | 1902.000 | Epoch of periastron passage (year) |
| e: | 0.508 | Eccentricity |
| ω: | 309.0 | Longitude of periastron (degrees) |
| Start-Year: | 1849.5 | Year |
| End-Year: | 2200.5 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for HU1216AB |
||
| Position: | 023708.62-111151.1 | Epoch-2000 right ascension and declination |
| WDS-ID: | 02371-1112 | WDS designation |
| Discoverer Code: | HU1216AB | Discover designation and components |
| ADS number: | 1990 | Aitken Double Star catalog |
| HD number: | 16355 | HD catalog number |
| Hipparcos number: | 12204 | Hipparcos catalog number |
| V1: | 8.53 | Magnitude of the primary |
| V2: | 9.18 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2013 | 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: | RAO2015 | 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 0.738 44.46 -------------------------- 1849.50 0.919 103.58 1850.50 0.906 104.05 1851.50 0.893 104.53 1852.50 0.879 105.03 1853.50 0.865 105.54 1854.50 0.850 106.07 1855.50 0.836 106.62 1856.50 0.821 107.19 1857.50 0.806 107.77 1858.50 0.790 108.39 1859.50 0.774 109.02 1860.50 0.758 109.69 1861.50 0.741 110.38 1862.50 0.724 111.10 1863.50 0.707 111.86 1864.50 0.690 112.66 1865.50 0.672 113.50 1866.50 0.654 114.39 1867.50 0.635 115.33 1868.50 0.616 116.32 1869.50 0.597 117.38 1870.50 0.578 118.51 1871.50 0.558 119.72 1872.50 0.538 121.01 1873.50 0.518 122.41 1874.50 0.498 123.92 1875.50 0.478 125.55 1876.50 0.457 127.33 1877.50 0.437 129.28 1878.50 0.416 131.42 1879.50 0.396 133.78 1880.50 0.376 136.40 1881.50 0.356 139.31 1882.50 0.337 142.55 1883.50 0.319 146.17 1884.50 0.301 150.23 1885.50 0.285 154.78 1886.50 0.270 159.85 1887.50 0.257 165.48 1888.50 0.246 171.64 1889.50 0.238 178.30 1890.50 0.233 185.34 1891.50 0.231 192.60 1892.50 0.232 199.88 1893.50 0.236 206.99 1894.50 0.244 213.76 1895.50 0.254 220.07 1896.50 0.266 225.86 1897.50 0.280 231.11 1898.50 0.295 235.83 1899.50 0.311 240.08 1900.50 0.328 243.89 1901.50 0.346 247.33 1902.50 0.363 250.43 1903.50 0.381 253.24 1904.50 0.398 255.81 1905.50 0.415 258.16 1906.50 0.432 260.33 1907.50 0.448 262.34 1908.50 0.464 264.21 1909.50 0.479 265.96 1910.50 0.493 267.61 1911.50 0.506 269.18 1912.50 0.519 270.66 1913.50 0.530 272.07 1914.50 0.541 273.43 1915.50 0.551 274.73 1916.50 0.561 275.99 1917.50 0.569 277.21 1918.50 0.577 278.40 1919.50 0.584 279.55 1920.50 0.590 280.68 1921.50 0.596 281.79 1922.50 0.601 282.88 1923.50 0.605 283.95 1924.50 0.609 285.00 1925.50 0.612 286.05 1926.50 0.614 287.08 1927.50 0.617 288.11 1928.50 0.618 289.13 1929.50 0.619 290.15 1930.50 0.620 291.17 1931.50 0.620 292.18 1932.50 0.620 293.19 1933.50 0.619 294.21 1934.50 0.618 295.22 1935.50 0.617 296.25 1936.50 0.616 297.27 1937.50 0.614 298.30 1938.50 0.612 299.34 1939.50 0.610 300.38 1940.50 0.607 301.43 1941.50 0.605 302.50 1942.50 0.602 303.57 1943.50 0.599 304.65 1944.50 0.596 305.74 1945.50 0.593 306.84 1946.50 0.589 307.95 1947.50 0.586 309.08 1948.50 0.583 310.22 1949.50 0.579 311.38 1950.50 0.576 312.54 1951.50 0.572 313.72 1952.50 0.569 314.92 1953.50 0.565 316.13 1954.50 0.562 317.36 1955.50 0.559 318.60 1956.50 0.555 319.85 1957.50 0.552 321.12 1958.50 0.549 322.41 1959.50 0.546 323.71 1960.50 0.543 325.02 1961.50 0.540 326.35 1962.50 0.537 327.69 1963.50 0.535 329.05 1964.50 0.532 330.42 1965.50 0.530 331.80 1966.50 0.527 333.19 1967.50 0.525 334.60 1968.50 0.524 336.01 1969.50 0.522 337.44 1970.50 0.520 338.87 1971.50 0.519 340.31 1972.50 0.518 341.76 1973.50 0.517 343.21 1974.50 0.517 344.67 1975.50 0.516 346.13 1976.50 0.516 347.59 1977.50 0.516 349.06 1978.50 0.516 350.52 1979.50 0.517 351.98 1980.50 0.517 353.44 1981.50 0.518 354.89 1982.50 0.519 356.34 1983.50 0.521 357.78 1984.50 0.522 359.21 1985.50 0.524 0.63 1986.50 0.526 2.05 1987.50 0.528 3.45 1988.50 0.531 4.84 1989.50 0.533 6.21 1990.50 0.536 7.57 1991.50 0.539 8.92 1992.50 0.543 10.25 1993.50 0.546 11.57 1994.50 0.550 12.86 1995.50 0.554 14.14 1996.50 0.558 15.40 1997.50 0.562 16.65 1998.50 0.566 17.87 1999.50 0.571 19.07 2000.50 0.576 20.26 2001.50 0.581 21.42 2002.50 0.586 22.57 2003.50 0.591 23.69 2004.50 0.596 24.80 2005.50 0.602 25.88 2006.50 0.607 26.95 2007.50 0.613 28.00 2008.50 0.619 29.02 2009.50 0.625 30.03 2010.50 0.631 31.02 2011.50 0.637 31.99 2012.50 0.643 32.94 2013.50 0.649 33.87 2014.50 0.656 34.79 2015.50 0.662 35.68 2016.50 0.669 36.56 2017.50 0.676 37.42 2018.50 0.682 38.27 2019.50 0.689 39.10 2020.50 0.696 39.91 2021.50 0.703 40.70 2022.50 0.710 41.48 2023.50 0.717 42.25 2024.50 0.724 43.00 2025.50 0.731 43.74 2026.50 0.738 44.46 2027.50 0.745 45.17 2028.50 0.752 45.86 2029.50 0.759 46.54 2030.50 0.767 47.21 2031.50 0.774 47.87 2032.50 0.781 48.51 2033.50 0.788 49.15 2034.50 0.796 49.77 2035.50 0.803 50.38 2036.50 0.810 50.97 2037.50 0.817 51.56 2038.50 0.825 52.14 2039.50 0.832 52.71 2040.50 0.839 53.27 2041.50 0.846 53.81 2042.50 0.854 54.35 2043.50 0.861 54.88 2044.50 0.868 55.40 2045.50 0.875 55.92 2046.50 0.883 56.42 2047.50 0.890 56.92 2048.50 0.897 57.40 2049.50 0.904 57.88 2050.50 0.911 58.36 2051.50 0.918 58.82 2052.50 0.925 59.28 2053.50 0.932 59.73 2054.50 0.939 60.18 2055.50 0.946 60.62 2056.50 0.953 61.05 2057.50 0.960 61.47 2058.50 0.967 61.89 2059.50 0.973 62.31 2060.50 0.980 62.72 2061.50 0.987 63.12 2062.50 0.993 63.52 2063.50 1.000 63.91 2064.50 1.006 64.29 2065.50 1.013 64.68 2066.50 1.019 65.05 2067.50 1.026 65.43 2068.50 1.032 65.79 2069.50 1.038 66.16 2070.50 1.045 66.52 2071.50 1.051 66.87 2072.50 1.057 67.22 2073.50 1.063 67.57 2074.50 1.069 67.91 2075.50 1.075 68.25 2076.50 1.081 68.58 2077.50 1.086 68.92 2078.50 1.092 69.24 2079.50 1.098 69.57 2080.50 1.103 69.89 2081.50 1.109 70.21 2082.50 1.114 70.52 2083.50 1.120 70.84 2084.50 1.125 71.15 2085.50 1.130 71.45 2086.50 1.135 71.75 2087.50 1.141 72.06 2088.50 1.146 72.35 2089.50 1.150 72.65 2090.50 1.155 72.94 2091.50 1.160 73.23 2092.50 1.165 73.52 2093.50 1.169 73.81 2094.50 1.174 74.09 2095.50 1.178 74.37 2096.50 1.183 74.65 2097.50 1.187 74.93 2098.50 1.191 75.20 2099.50 1.195 75.48 2100.50 1.199 75.75 2101.50 1.203 76.02 2102.50 1.207 76.29 2103.50 1.211 76.55 2104.50 1.215 76.82 2105.50 1.218 77.08 2106.50 1.222 77.34 2107.50 1.225 77.60 2108.50 1.228 77.86 2109.50 1.231 78.12 2110.50 1.234 78.38 2111.50 1.237 78.63 2112.50 1.240 78.88 2113.50 1.243 79.14 2114.50 1.246 79.39 2115.50 1.248 79.64 2116.50 1.251 79.89 2117.50 1.253 80.14 2118.50 1.255 80.38 2119.50 1.257 80.63 2120.50 1.259 80.88 2121.50 1.261 81.12 2122.50 1.263 81.37 2123.50 1.265 81.61 2124.50 1.266 81.85 2125.50 1.268 82.10 2126.50 1.269 82.34 2127.50 1.270 82.58 2128.50 1.271 82.82 2129.50 1.272 83.06 2130.50 1.273 83.30 2131.50 1.274 83.54 2132.50 1.275 83.78 2133.50 1.275 84.02 2134.50 1.275 84.26 2135.50 1.276 84.50 2136.50 1.276 84.74 2137.50 1.276 84.98 2138.50 1.275 85.22 2139.50 1.275 85.46 2140.50 1.275 85.70 2141.50 1.274 85.94 2142.50 1.273 86.18 2143.50 1.272 86.42 2144.50 1.271 86.66 2145.50 1.270 86.90 2146.50 1.269 87.14 2147.50 1.268 87.38 2148.50 1.266 87.62 2149.50 1.264 87.87 2150.50 1.262 88.11 2151.50 1.260 88.36 2152.50 1.258 88.60 2153.50 1.256 88.85 2154.50 1.253 89.10 2155.50 1.250 89.34 2156.50 1.247 89.59 2157.50 1.244 89.85 2158.50 1.241 90.10 2159.50 1.238 90.35 2160.50 1.234 90.61 2161.50 1.230 90.86 2162.50 1.226 91.12 2163.50 1.222 91.38 2164.50 1.218 91.64 2165.50 1.214 91.90 2166.50 1.209 92.17 2167.50 1.204 92.44 2168.50 1.199 92.71 2169.50 1.194 92.98 2170.50 1.188 93.25 2171.50 1.183 93.53 2172.50 1.177 93.81 2173.50 1.171 94.09 2174.50 1.165 94.38 2175.50 1.158 94.67 2176.50 1.152 94.96 2177.50 1.145 95.25 2178.50 1.138 95.55 2179.50 1.130 95.86 2180.50 1.123 96.16 2181.50 1.115 96.47 2182.50 1.107 96.79 2183.50 1.099 97.11 2184.50 1.090 97.44 2185.50 1.081 97.77 2186.50 1.072 98.10 2187.50 1.063 98.44 2188.50 1.054 98.79 2189.50 1.044 99.14 2190.50 1.034 99.50 2191.50 1.024 99.87 2192.50 1.013 100.25 2193.50 1.002 100.63 2194.50 0.991 101.02 2195.50 0.980 101.42 2196.50 0.968 101.83 2197.50 0.957 102.25 2198.50 0.944 102.69 2199.50 0.932 103.13
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 15:02:00 |