| WDS: | I439 | WDS ID/Discoverer |
| P: | 350.000 | Orbital period (years) |
| a: | 0.709 | Semi-major axis (arcseconds) |
| i: | 47.8 | Inclination (degrees) |
| Ω: | 122.2 | Longitude of ascending node (degrees) |
| T: | 2020.574 | Epoch of periastron passage (year) |
| e: | 0.958 | Eccentricity |
| ω: | 141.1 | Longitude of periastron (degrees) |
| Start-Year: | 1850.0 | Year |
| End-Year: | 2200.0 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for I439 |
||
| Position: | 003447.47-585307.6 | Epoch-2000 right ascension and declination |
| WDS-ID: | 00348-5853 | WDS designation |
| Discoverer Code: | I439 | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | 3207 | HD catalog number |
| Hipparcos number: | 2726 | Hipparcos catalog number |
| V1: | 9.96 | Magnitude of the primary |
| V2: | 9.86 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2023 | 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: | Tok2023e | 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 0.156 49.61 -------------------------- 1850.00 1.231 94.03 1851.00 1.231 94.10 1852.00 1.231 94.16 1853.00 1.232 94.23 1854.00 1.232 94.30 1855.00 1.232 94.36 1856.00 1.232 94.43 1857.00 1.232 94.49 1858.00 1.232 94.56 1859.00 1.232 94.62 1860.00 1.232 94.69 1861.00 1.231 94.76 1862.00 1.231 94.82 1863.00 1.231 94.89 1864.00 1.231 94.95 1865.00 1.230 95.02 1866.00 1.230 95.08 1867.00 1.229 95.15 1868.00 1.229 95.22 1869.00 1.228 95.28 1870.00 1.227 95.35 1871.00 1.227 95.41 1872.00 1.226 95.48 1873.00 1.225 95.55 1874.00 1.224 95.61 1875.00 1.223 95.68 1876.00 1.222 95.75 1877.00 1.221 95.81 1878.00 1.220 95.88 1879.00 1.219 95.95 1880.00 1.218 96.01 1881.00 1.216 96.08 1882.00 1.215 96.15 1883.00 1.214 96.22 1884.00 1.212 96.28 1885.00 1.211 96.35 1886.00 1.209 96.42 1887.00 1.208 96.49 1888.00 1.206 96.56 1889.00 1.204 96.63 1890.00 1.202 96.69 1891.00 1.201 96.76 1892.00 1.199 96.83 1893.00 1.197 96.90 1894.00 1.195 96.97 1895.00 1.193 97.04 1896.00 1.191 97.11 1897.00 1.188 97.18 1898.00 1.186 97.25 1899.00 1.184 97.32 1900.00 1.182 97.39 1901.00 1.179 97.47 1902.00 1.177 97.54 1903.00 1.174 97.61 1904.00 1.172 97.68 1905.00 1.169 97.75 1906.00 1.166 97.83 1907.00 1.163 97.90 1908.00 1.161 97.98 1909.00 1.158 98.05 1910.00 1.155 98.12 1911.00 1.152 98.20 1912.00 1.149 98.27 1913.00 1.145 98.35 1914.00 1.142 98.43 1915.00 1.139 98.50 1916.00 1.136 98.58 1917.00 1.132 98.66 1918.00 1.129 98.73 1919.00 1.125 98.81 1920.00 1.122 98.89 1921.00 1.118 98.97 1922.00 1.114 99.05 1923.00 1.110 99.13 1924.00 1.106 99.21 1925.00 1.102 99.29 1926.00 1.098 99.38 1927.00 1.094 99.46 1928.00 1.090 99.54 1929.00 1.086 99.63 1930.00 1.082 99.71 1931.00 1.077 99.80 1932.00 1.073 99.88 1933.00 1.068 99.97 1934.00 1.063 100.06 1935.00 1.059 100.15 1936.00 1.054 100.24 1937.00 1.049 100.33 1938.00 1.044 100.42 1939.00 1.039 100.51 1940.00 1.034 100.60 1941.00 1.029 100.70 1942.00 1.024 100.79 1943.00 1.018 100.89 1944.00 1.013 100.98 1945.00 1.007 101.08 1946.00 1.002 101.18 1947.00 0.996 101.28 1948.00 0.990 101.38 1949.00 0.984 101.48 1950.00 0.978 101.58 1951.00 0.972 101.69 1952.00 0.966 101.80 1953.00 0.960 101.90 1954.00 0.953 102.01 1955.00 0.947 102.12 1956.00 0.940 102.23 1957.00 0.934 102.35 1958.00 0.927 102.46 1959.00 0.920 102.58 1960.00 0.913 102.70 1961.00 0.906 102.82 1962.00 0.899 102.94 1963.00 0.891 103.06 1964.00 0.884 103.19 1965.00 0.877 103.32 1966.00 0.869 103.45 1967.00 0.861 103.58 1968.00 0.853 103.72 1969.00 0.845 103.86 1970.00 0.837 104.00 1971.00 0.829 104.14 1972.00 0.820 104.29 1973.00 0.812 104.44 1974.00 0.803 104.59 1975.00 0.794 104.75 1976.00 0.785 104.91 1977.00 0.776 105.07 1978.00 0.766 105.24 1979.00 0.757 105.41 1980.00 0.747 105.59 1981.00 0.737 105.77 1982.00 0.727 105.95 1983.00 0.717 106.14 1984.00 0.707 106.34 1985.00 0.696 106.54 1986.00 0.685 106.75 1987.00 0.674 106.97 1988.00 0.663 107.19 1989.00 0.652 107.42 1990.00 0.640 107.66 1991.00 0.628 107.91 1992.00 0.616 108.16 1993.00 0.604 108.43 1994.00 0.591 108.71 1995.00 0.578 109.00 1996.00 0.565 109.31 1997.00 0.551 109.63 1998.00 0.537 109.96 1999.00 0.523 110.32 2000.00 0.508 110.69 2001.00 0.493 111.09 2002.00 0.478 111.51 2003.00 0.462 111.96 2004.00 0.446 112.44 2005.00 0.429 112.97 2006.00 0.412 113.53 2007.00 0.394 114.14 2008.00 0.375 114.82 2009.00 0.355 115.57 2010.00 0.335 116.40 2011.00 0.314 117.35 2012.00 0.292 118.44 2013.00 0.268 119.71 2014.00 0.243 121.23 2015.00 0.217 123.12 2016.00 0.188 125.56 2017.00 0.156 128.94 2018.00 0.121 134.18 2019.00 0.080 144.40 2020.00 0.032 183.21 2021.00 0.038 315.94 2022.00 0.059 0.86 2023.00 0.080 22.10 2024.00 0.103 34.15 2025.00 0.125 41.94 2026.00 0.146 47.42 2027.00 0.166 51.54 2028.00 0.186 54.77 2029.00 0.205 57.39 2030.00 0.223 59.57 2031.00 0.241 61.43 2032.00 0.258 63.03 2033.00 0.275 64.44 2034.00 0.291 65.69 2035.00 0.307 66.80 2036.00 0.322 67.81 2037.00 0.337 68.72 2038.00 0.352 69.56 2039.00 0.367 70.33 2040.00 0.381 71.05 2041.00 0.395 71.71 2042.00 0.408 72.33 2043.00 0.422 72.90 2044.00 0.435 73.45 2045.00 0.447 73.96 2046.00 0.460 74.44 2047.00 0.472 74.90 2048.00 0.485 75.34 2049.00 0.497 75.75 2050.00 0.508 76.14 2051.00 0.520 76.52 2052.00 0.531 76.88 2053.00 0.543 77.23 2054.00 0.554 77.56 2055.00 0.564 77.88 2056.00 0.575 78.19 2057.00 0.586 78.48 2058.00 0.596 78.77 2059.00 0.606 79.04 2060.00 0.616 79.31 2061.00 0.626 79.57 2062.00 0.636 79.82 2063.00 0.646 80.06 2064.00 0.655 80.29 2065.00 0.665 80.52 2066.00 0.674 80.74 2067.00 0.683 80.96 2068.00 0.692 81.17 2069.00 0.701 81.38 2070.00 0.710 81.58 2071.00 0.719 81.77 2072.00 0.727 81.96 2073.00 0.736 82.15 2074.00 0.744 82.33 2075.00 0.753 82.51 2076.00 0.761 82.68 2077.00 0.769 82.85 2078.00 0.777 83.02 2079.00 0.785 83.18 2080.00 0.792 83.34 2081.00 0.800 83.50 2082.00 0.808 83.65 2083.00 0.815 83.80 2084.00 0.823 83.95 2085.00 0.830 84.10 2086.00 0.837 84.24 2087.00 0.844 84.38 2088.00 0.851 84.52 2089.00 0.858 84.66 2090.00 0.865 84.79 2091.00 0.872 84.92 2092.00 0.879 85.05 2093.00 0.885 85.18 2094.00 0.892 85.31 2095.00 0.898 85.43 2096.00 0.905 85.56 2097.00 0.911 85.68 2098.00 0.917 85.80 2099.00 0.923 85.91 2100.00 0.929 86.03 2101.00 0.935 86.14 2102.00 0.941 86.26 2103.00 0.947 86.37 2104.00 0.953 86.48 2105.00 0.959 86.59 2106.00 0.964 86.70 2107.00 0.970 86.80 2108.00 0.975 86.91 2109.00 0.981 87.01 2110.00 0.986 87.12 2111.00 0.991 87.22 2112.00 0.997 87.32 2113.00 1.002 87.42 2114.00 1.007 87.52 2115.00 1.012 87.61 2116.00 1.017 87.71 2117.00 1.022 87.81 2118.00 1.027 87.90 2119.00 1.031 88.00 2120.00 1.036 88.09 2121.00 1.041 88.18 2122.00 1.045 88.27 2123.00 1.050 88.36 2124.00 1.054 88.45 2125.00 1.059 88.54 2126.00 1.063 88.63 2127.00 1.067 88.72 2128.00 1.072 88.81 2129.00 1.076 88.89 2130.00 1.080 88.98 2131.00 1.084 89.06 2132.00 1.088 89.15 2133.00 1.092 89.23 2134.00 1.096 89.31 2135.00 1.099 89.40 2136.00 1.103 89.48 2137.00 1.107 89.56 2138.00 1.111 89.64 2139.00 1.114 89.72 2140.00 1.118 89.80 2141.00 1.121 89.88 2142.00 1.124 89.96 2143.00 1.128 90.04 2144.00 1.131 90.12 2145.00 1.134 90.20 2146.00 1.138 90.27 2147.00 1.141 90.35 2148.00 1.144 90.43 2149.00 1.147 90.50 2150.00 1.150 90.58 2151.00 1.153 90.65 2152.00 1.155 90.73 2153.00 1.158 90.80 2154.00 1.161 90.88 2155.00 1.164 90.95 2156.00 1.166 91.02 2157.00 1.169 91.10 2158.00 1.171 91.17 2159.00 1.174 91.24 2160.00 1.176 91.31 2161.00 1.179 91.38 2162.00 1.181 91.46 2163.00 1.183 91.53 2164.00 1.186 91.60 2165.00 1.188 91.67 2166.00 1.190 91.74 2167.00 1.192 91.81 2168.00 1.194 91.88 2169.00 1.196 91.95 2170.00 1.198 92.02 2171.00 1.200 92.09 2172.00 1.201 92.16 2173.00 1.203 92.23 2174.00 1.205 92.30 2175.00 1.206 92.36 2176.00 1.208 92.43 2177.00 1.210 92.50 2178.00 1.211 92.57 2179.00 1.212 92.64 2180.00 1.214 92.70 2181.00 1.215 92.77 2182.00 1.216 92.84 2183.00 1.218 92.91 2184.00 1.219 92.97 2185.00 1.220 93.04 2186.00 1.221 93.11 2187.00 1.222 93.17 2188.00 1.223 93.24 2189.00 1.224 93.31 2190.00 1.225 93.37 2191.00 1.226 93.44 2192.00 1.227 93.51 2193.00 1.227 93.57 2194.00 1.228 93.64 2195.00 1.229 93.70 2196.00 1.229 93.77 2197.00 1.230 93.84 2198.00 1.230 93.90 2199.00 1.230 93.97
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 14:41:06 |