| WDS: | STF518BC | WDS ID/Discoverer |
| P: | 233.200 | Orbital period (years) |
| a: | 6.88788 | Semi-major axis (arcseconds) |
| i: | 107.98 | Inclination (degrees) |
| Ω: | 151.58 | Longitude of ascending node (degrees) |
| T: | 1848.789 | Epoch of periastron passage (year) |
| e: | 0.4141 | Eccentricity |
| ω: | 321.2 | Longitude of periastron (degrees) |
| Start-Year: | 1908.4 | Year |
| End-Year: | 2141.6 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF518BC |
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| Position: | 041521.79-073929.1 | Epoch-2000 right ascension and declination |
| WDS-ID: | 04153-0739 | WDS designation |
| Discoverer Code: | STF518BC | Discover designation and components |
| ADS number: | 3093 | Aitken Double Star catalog |
| HD number: | 26976 | HD catalog number |
| Hipparcos number: | . | Hipparcos catalog number |
| V1: | 10.02 | Magnitude of the primary |
| V2: | 11.47 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2019 | Date of last observation |
| Orbit grade: | 3 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | WSI2021 | 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 7.646 328.09 -------------------------- 1908.40 2.591 43.88 1909.40 2.654 40.88 1910.40 2.721 38.03 1911.40 2.794 35.32 1912.40 2.872 32.76 1913.40 2.954 30.33 1914.40 3.040 28.04 1915.40 3.129 25.88 1916.40 3.221 23.84 1917.40 3.316 21.91 1918.40 3.413 20.09 1919.40 3.512 18.37 1920.40 3.613 16.75 1921.40 3.715 15.22 1922.40 3.818 13.77 1923.40 3.922 12.39 1924.40 4.027 11.09 1925.40 4.133 9.85 1926.40 4.239 8.68 1927.40 4.346 7.56 1928.40 4.452 6.50 1929.40 4.559 5.49 1930.40 4.665 4.52 1931.40 4.771 3.59 1932.40 4.877 2.71 1933.40 4.983 1.86 1934.40 5.088 1.05 1935.40 5.193 0.27 1936.40 5.297 359.52 1937.40 5.400 358.80 1938.40 5.503 358.11 1939.40 5.604 357.44 1940.40 5.705 356.80 1941.40 5.805 356.18 1942.40 5.904 355.58 1943.40 6.002 355.00 1944.40 6.099 354.44 1945.40 6.194 353.89 1946.40 6.289 353.36 1947.40 6.382 352.85 1948.40 6.474 352.35 1949.40 6.565 351.87 1950.40 6.655 351.40 1951.40 6.743 350.94 1952.40 6.830 350.49 1953.40 6.915 350.06 1954.40 6.999 349.63 1955.40 7.082 349.22 1956.40 7.163 348.81 1957.40 7.243 348.41 1958.40 7.321 348.03 1959.40 7.397 347.65 1960.40 7.472 347.27 1961.40 7.545 346.91 1962.40 7.617 346.55 1963.40 7.687 346.20 1964.40 7.755 345.85 1965.40 7.822 345.51 1966.40 7.887 345.18 1967.40 7.950 344.85 1968.40 8.011 344.53 1969.40 8.071 344.21 1970.40 8.128 343.90 1971.40 8.184 343.59 1972.40 8.238 343.28 1973.40 8.290 342.98 1974.40 8.340 342.68 1975.40 8.388 342.39 1976.40 8.434 342.10 1977.40 8.478 341.81 1978.40 8.521 341.53 1979.40 8.561 341.24 1980.40 8.599 340.97 1981.40 8.635 340.69 1982.40 8.669 340.41 1983.40 8.700 340.14 1984.40 8.730 339.87 1985.40 8.757 339.60 1986.40 8.783 339.33 1987.40 8.806 339.07 1988.40 8.826 338.80 1989.40 8.845 338.54 1990.40 8.861 338.28 1991.40 8.875 338.01 1992.40 8.886 337.75 1993.40 8.895 337.49 1994.40 8.902 337.23 1995.40 8.906 336.97 1996.40 8.907 336.71 1997.40 8.907 336.45 1998.40 8.903 336.20 1999.40 8.898 335.94 2000.40 8.889 335.68 2001.40 8.878 335.41 2002.40 8.864 335.15 2003.40 8.848 334.89 2004.40 8.829 334.63 2005.40 8.807 334.36 2006.40 8.782 334.10 2007.40 8.755 333.83 2008.40 8.725 333.56 2009.40 8.692 333.29 2010.40 8.656 333.01 2011.40 8.617 332.74 2012.40 8.575 332.46 2013.40 8.530 332.18 2014.40 8.482 331.89 2015.40 8.431 331.61 2016.40 8.377 331.32 2017.40 8.319 331.02 2018.40 8.259 330.72 2019.40 8.195 330.42 2020.40 8.128 330.11 2021.40 8.058 329.79 2022.40 7.984 329.47 2023.40 7.907 329.15 2024.40 7.826 328.82 2025.40 7.742 328.48 2026.40 7.655 328.13 2027.40 7.563 327.77 2028.40 7.469 327.41 2029.40 7.370 327.03 2030.40 7.268 326.65 2031.40 7.163 326.26 2032.40 7.053 325.85 2033.40 6.940 325.43 2034.40 6.823 324.99 2035.40 6.701 324.54 2036.40 6.577 324.08 2037.40 6.448 323.59 2038.40 6.315 323.09 2039.40 6.178 322.56 2040.40 6.037 322.01 2041.40 5.893 321.43 2042.40 5.744 320.82 2043.40 5.591 320.18 2044.40 5.434 319.50 2045.40 5.274 318.78 2046.40 5.109 318.02 2047.40 4.940 317.21 2048.40 4.768 316.33 2049.40 4.592 315.39 2050.40 4.413 314.38 2051.40 4.230 313.27 2052.40 4.043 312.07 2053.40 3.854 310.75 2054.40 3.662 309.29 2055.40 3.468 307.67 2056.40 3.273 305.86 2057.40 3.076 303.82 2058.40 2.879 301.49 2059.40 2.683 298.83 2060.40 2.489 295.74 2061.40 2.299 292.15 2062.40 2.115 287.91 2063.40 1.941 282.89 2064.40 1.781 276.94 2065.40 1.641 269.88 2066.40 1.525 261.63 2067.40 1.443 252.24 2068.40 1.400 242.00 2069.40 1.399 231.44 2070.40 1.442 221.19 2071.40 1.524 211.79 2072.40 1.638 203.52 2073.40 1.776 196.43 2074.40 1.932 190.42 2075.40 2.099 185.34 2076.40 2.274 181.03 2077.40 2.452 177.34 2078.40 2.631 174.15 2079.40 2.807 171.36 2080.40 2.979 168.90 2081.40 3.146 166.71 2082.40 3.305 164.73 2083.40 3.456 162.93 2084.40 3.598 161.27 2085.40 3.729 159.74 2086.40 3.850 158.31 2087.40 3.960 156.96 2088.40 4.059 155.68 2089.40 4.146 154.46 2090.40 4.222 153.28 2091.40 4.286 152.15 2092.40 4.339 151.04 2093.40 4.381 149.96 2094.40 4.412 148.89 2095.40 4.433 147.84 2096.40 4.445 146.80 2097.40 4.446 145.76 2098.40 4.439 144.71 2099.40 4.423 143.67 2100.40 4.399 142.61 2101.40 4.368 141.54 2102.40 4.330 140.45 2103.40 4.286 139.34 2104.40 4.235 138.21 2105.40 4.179 137.05 2106.40 4.118 135.85 2107.40 4.053 134.62 2108.40 3.983 133.34 2109.40 3.910 132.02 2110.40 3.834 130.65 2111.40 3.756 129.22 2112.40 3.675 127.73 2113.40 3.593 126.17 2114.40 3.509 124.54 2115.40 3.424 122.83 2116.40 3.339 121.03 2117.40 3.255 119.13 2118.40 3.171 117.14 2119.40 3.088 115.04 2120.40 3.006 112.82 2121.40 2.927 110.48 2122.40 2.851 108.02 2123.40 2.778 105.42 2124.40 2.709 102.68 2125.40 2.644 99.81 2126.40 2.584 96.79 2127.40 2.531 93.65 2128.40 2.483 90.37 2129.40 2.442 86.97 2130.40 2.409 83.47 2131.40 2.383 79.89 2132.40 2.365 76.23 2133.40 2.356 72.54 2134.40 2.355 68.83 2135.40 2.363 65.13 2136.40 2.379 61.47 2137.40 2.404 57.87 2138.40 2.437 54.35 2139.40 2.477 50.94 2140.40 2.525 47.65 2141.40 2.580 44.49
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 15:19:34 |