| WDS: | I425 | WDS ID/Discoverer |
| P: | 250.000 | Orbital period (years) |
| a: | 0.754 | Semi-major axis (arcseconds) |
| i: | 77.2 | Inclination (degrees) |
| Ω: | 129.9 | Longitude of ascending node (degrees) |
| T: | 2050.086 | Epoch of periastron passage (year) |
| e: | 0.75 | Eccentricity |
| ω: | 39.7 | Longitude of periastron (degrees) |
| Start-Year: | 1900.0 | Year |
| End-Year: | 2150.0 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for I425 |
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| Position: | 131728.71-403238.9 | Epoch-2000 right ascension and declination |
| WDS-ID: | 13175-4033 | WDS designation |
| Discoverer Code: | I425 | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | 115370 | HD catalog number |
| Hipparcos number: | 64835 | Hipparcos catalog number |
| V1: | 9.90 | Magnitude of the primary |
| V2: | 10.05 | 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: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Tok2018e | 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 0.137 47.40 -------------------------- 1900.00 1.101 317.71 1901.00 1.100 317.81 1902.00 1.098 317.90 1903.00 1.097 318.00 1904.00 1.095 318.10 1905.00 1.094 318.20 1906.00 1.092 318.30 1907.00 1.090 318.41 1908.00 1.088 318.51 1909.00 1.085 318.61 1910.00 1.083 318.71 1911.00 1.081 318.81 1912.00 1.078 318.92 1913.00 1.075 319.02 1914.00 1.072 319.12 1915.00 1.069 319.23 1916.00 1.066 319.33 1917.00 1.063 319.44 1918.00 1.060 319.55 1919.00 1.056 319.65 1920.00 1.052 319.76 1921.00 1.049 319.87 1922.00 1.045 319.98 1923.00 1.041 320.09 1924.00 1.037 320.20 1925.00 1.033 320.31 1926.00 1.028 320.43 1927.00 1.024 320.54 1928.00 1.019 320.65 1929.00 1.015 320.77 1930.00 1.010 320.89 1931.00 1.005 321.01 1932.00 1.000 321.13 1933.00 0.995 321.25 1934.00 0.989 321.37 1935.00 0.984 321.49 1936.00 0.979 321.62 1937.00 0.973 321.74 1938.00 0.967 321.87 1939.00 0.962 322.00 1940.00 0.956 322.13 1941.00 0.950 322.26 1942.00 0.943 322.39 1943.00 0.937 322.53 1944.00 0.931 322.67 1945.00 0.924 322.81 1946.00 0.918 322.95 1947.00 0.911 323.09 1948.00 0.904 323.24 1949.00 0.897 323.39 1950.00 0.890 323.54 1951.00 0.883 323.69 1952.00 0.876 323.84 1953.00 0.869 324.00 1954.00 0.861 324.16 1955.00 0.854 324.32 1956.00 0.846 324.49 1957.00 0.838 324.66 1958.00 0.830 324.83 1959.00 0.822 325.01 1960.00 0.814 325.19 1961.00 0.806 325.37 1962.00 0.798 325.56 1963.00 0.789 325.75 1964.00 0.781 325.94 1965.00 0.772 326.14 1966.00 0.763 326.34 1967.00 0.755 326.55 1968.00 0.746 326.77 1969.00 0.737 326.98 1970.00 0.728 327.21 1971.00 0.718 327.44 1972.00 0.709 327.67 1973.00 0.700 327.91 1974.00 0.690 328.16 1975.00 0.680 328.42 1976.00 0.671 328.68 1977.00 0.661 328.95 1978.00 0.651 329.23 1979.00 0.641 329.52 1980.00 0.631 329.82 1981.00 0.620 330.12 1982.00 0.610 330.44 1983.00 0.600 330.77 1984.00 0.589 331.11 1985.00 0.578 331.46 1986.00 0.568 331.82 1987.00 0.557 332.20 1988.00 0.546 332.60 1989.00 0.535 333.01 1990.00 0.524 333.44 1991.00 0.513 333.88 1992.00 0.501 334.35 1993.00 0.490 334.84 1994.00 0.479 335.35 1995.00 0.467 335.89 1996.00 0.456 336.45 1997.00 0.444 337.04 1998.00 0.432 337.67 1999.00 0.420 338.33 2000.00 0.408 339.03 2001.00 0.396 339.77 2002.00 0.384 340.56 2003.00 0.372 341.39 2004.00 0.360 342.29 2005.00 0.348 343.24 2006.00 0.336 344.27 2007.00 0.324 345.37 2008.00 0.312 346.56 2009.00 0.300 347.84 2010.00 0.288 349.23 2011.00 0.276 350.74 2012.00 0.264 352.40 2013.00 0.252 354.20 2014.00 0.240 356.18 2015.00 0.229 358.37 2016.00 0.218 0.78 2017.00 0.207 3.45 2018.00 0.196 6.41 2019.00 0.186 9.70 2020.00 0.176 13.36 2021.00 0.167 17.43 2022.00 0.159 21.93 2023.00 0.152 26.88 2024.00 0.146 32.27 2025.00 0.141 38.08 2026.00 0.138 44.23 2027.00 0.136 50.62 2028.00 0.136 57.11 2029.00 0.137 63.56 2030.00 0.140 69.82 2031.00 0.144 75.78 2032.00 0.149 81.36 2033.00 0.156 86.52 2034.00 0.163 91.26 2035.00 0.171 95.57 2036.00 0.179 99.51 2037.00 0.187 103.09 2038.00 0.195 106.37 2039.00 0.204 109.39 2040.00 0.211 112.18 2041.00 0.218 114.79 2042.00 0.223 117.25 2043.00 0.227 119.62 2044.00 0.229 121.93 2045.00 0.227 124.23 2046.00 0.222 126.60 2047.00 0.213 129.12 2048.00 0.198 131.95 2049.00 0.177 135.36 2050.00 0.150 139.86 2051.00 0.118 146.58 2052.00 0.085 158.47 2053.00 0.057 183.85 2054.00 0.051 229.77 2055.00 0.073 263.70 2056.00 0.107 279.09 2057.00 0.143 286.91 2058.00 0.179 291.57 2059.00 0.214 294.69 2060.00 0.248 296.94 2061.00 0.281 298.66 2062.00 0.312 300.02 2063.00 0.343 301.14 2064.00 0.372 302.08 2065.00 0.399 302.89 2066.00 0.426 303.60 2067.00 0.452 304.22 2068.00 0.476 304.78 2069.00 0.500 305.28 2070.00 0.523 305.74 2071.00 0.545 306.16 2072.00 0.566 306.55 2073.00 0.587 306.91 2074.00 0.606 307.25 2075.00 0.625 307.57 2076.00 0.644 307.86 2077.00 0.662 308.14 2078.00 0.679 308.41 2079.00 0.696 308.67 2080.00 0.712 308.91 2081.00 0.728 309.14 2082.00 0.743 309.36 2083.00 0.757 309.57 2084.00 0.772 309.78 2085.00 0.785 309.98 2086.00 0.799 310.17 2087.00 0.812 310.35 2088.00 0.824 310.53 2089.00 0.836 310.71 2090.00 0.848 310.88 2091.00 0.859 311.04 2092.00 0.870 311.20 2093.00 0.881 311.36 2094.00 0.892 311.51 2095.00 0.902 311.66 2096.00 0.911 311.81 2097.00 0.921 311.95 2098.00 0.930 312.09 2099.00 0.939 312.23 2100.00 0.947 312.36 2101.00 0.955 312.49 2102.00 0.963 312.62 2103.00 0.971 312.75 2104.00 0.978 312.88 2105.00 0.986 313.00 2106.00 0.992 313.13 2107.00 0.999 313.25 2108.00 1.006 313.37 2109.00 1.012 313.48 2110.00 1.018 313.60 2111.00 1.023 313.72 2112.00 1.029 313.83 2113.00 1.034 313.94 2114.00 1.039 314.05 2115.00 1.044 314.17 2116.00 1.049 314.27 2117.00 1.053 314.38 2118.00 1.057 314.49 2119.00 1.061 314.60 2120.00 1.065 314.70 2121.00 1.069 314.81 2122.00 1.072 314.91 2123.00 1.076 315.02 2124.00 1.079 315.12 2125.00 1.082 315.22 2126.00 1.084 315.33 2127.00 1.087 315.43 2128.00 1.089 315.53 2129.00 1.091 315.63 2130.00 1.093 315.73 2131.00 1.095 315.83 2132.00 1.097 315.93 2133.00 1.099 316.03 2134.00 1.100 316.13 2135.00 1.101 316.23 2136.00 1.102 316.33 2137.00 1.103 316.43 2138.00 1.104 316.53 2139.00 1.104 316.62 2140.00 1.105 316.72 2141.00 1.105 316.82 2142.00 1.105 316.92 2143.00 1.105 317.02 2144.00 1.105 317.11 2145.00 1.105 317.21 2146.00 1.104 317.31 2147.00 1.103 317.41 2148.00 1.103 317.51 2149.00 1.102 317.61
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 16:54:28 |