| WDS: | STT118AB | WDS ID/Discoverer |
| P: | 231.500 | Orbital period (years) |
| a: | 0.365 | Semi-major axis (arcseconds) |
| i: | 91.2 | Inclination (degrees) |
| Ω: | 137.9 | Longitude of ascending node (degrees) |
| T: | 2003.000 | Epoch of periastron passage (year) |
| e: | 0.834 | Eccentricity |
| ω: | 351.2 | Longitude of periastron (degrees) |
| Start-Year: | 1909.25 | Year |
| End-Year: | 2140.75 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STT118AB |
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| Position: | 054822.36+205210.3 | Epoch-2000 right ascension and declination |
| WDS-ID: | 05484+2052 | WDS designation |
| Discoverer Code: | STT118AB | Discover designation and components |
| ADS number: | 4392 | Aitken Double Star catalog |
| HD number: | 38670 | HD catalog number |
| Hipparcos number: | 27421 | Hipparcos catalog number |
| V1: | 6.32 | Magnitude of the primary |
| V2: | 7.57 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2016 | 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: | Tok2017c | 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 0.233 319.13 -------------------------- 1909.25 0.652 317.96 1910.25 0.651 317.96 1911.25 0.649 317.95 1912.25 0.648 317.95 1913.25 0.646 317.94 1914.25 0.645 317.94 1915.25 0.643 317.93 1916.25 0.641 317.92 1917.25 0.639 317.92 1918.25 0.637 317.91 1919.25 0.635 317.91 1920.25 0.632 317.90 1921.25 0.630 317.90 1922.25 0.628 317.89 1923.25 0.625 317.88 1924.25 0.623 317.88 1925.25 0.620 317.87 1926.25 0.617 317.86 1927.25 0.614 317.86 1928.25 0.611 317.85 1929.25 0.608 317.85 1930.25 0.605 317.84 1931.25 0.602 317.83 1932.25 0.599 317.83 1933.25 0.595 317.82 1934.25 0.592 317.81 1935.25 0.588 317.81 1936.25 0.584 317.80 1937.25 0.580 317.79 1938.25 0.576 317.78 1939.25 0.572 317.78 1940.25 0.568 317.77 1941.25 0.564 317.76 1942.25 0.559 317.75 1943.25 0.555 317.75 1944.25 0.550 317.74 1945.25 0.546 317.73 1946.25 0.541 317.72 1947.25 0.536 317.71 1948.25 0.531 317.71 1949.25 0.525 317.70 1950.25 0.520 317.69 1951.25 0.515 317.68 1952.25 0.509 317.67 1953.25 0.503 317.66 1954.25 0.497 317.65 1955.25 0.491 317.64 1956.25 0.485 317.63 1957.25 0.479 317.62 1958.25 0.473 317.61 1959.25 0.466 317.60 1960.25 0.459 317.59 1961.25 0.452 317.58 1962.25 0.445 317.57 1963.25 0.438 317.55 1964.25 0.431 317.54 1965.25 0.423 317.53 1966.25 0.416 317.51 1967.25 0.408 317.50 1968.25 0.400 317.48 1969.25 0.391 317.47 1970.25 0.383 317.45 1971.25 0.374 317.44 1972.25 0.365 317.42 1973.25 0.356 317.40 1974.25 0.347 317.38 1975.25 0.338 317.36 1976.25 0.328 317.34 1977.25 0.318 317.32 1978.25 0.307 317.29 1979.25 0.297 317.27 1980.25 0.286 317.24 1981.25 0.275 317.21 1982.25 0.264 317.17 1983.25 0.252 317.14 1984.25 0.240 317.10 1985.25 0.227 317.05 1986.25 0.214 317.01 1987.25 0.201 316.95 1988.25 0.188 316.89 1989.25 0.173 316.81 1990.25 0.159 316.73 1991.25 0.144 316.62 1992.25 0.128 316.49 1993.25 0.112 316.33 1994.25 0.095 316.10 1995.25 0.077 315.77 1996.25 0.059 315.25 1997.25 0.040 314.25 1998.25 0.021 311.35 1999.25 0.002 235.05 2000.25 0.020 142.85 2001.25 0.039 139.77 2002.25 0.054 138.64 2003.25 0.061 137.92 2004.25 0.059 137.27 2005.25 0.050 136.47 2006.25 0.037 135.18 2007.25 0.022 132.27 2008.25 0.007 116.83 2009.25 0.010 335.27 2010.25 0.025 325.09 2011.25 0.040 322.68 2012.25 0.055 321.60 2013.25 0.070 320.97 2014.25 0.084 320.56 2015.25 0.098 320.27 2016.25 0.111 320.05 2017.25 0.124 319.88 2018.25 0.137 319.74 2019.25 0.150 319.62 2020.25 0.162 319.52 2021.25 0.174 319.44 2022.25 0.186 319.36 2023.25 0.197 319.30 2024.25 0.209 319.24 2025.25 0.220 319.19 2026.25 0.230 319.14 2027.25 0.241 319.10 2028.25 0.251 319.06 2029.25 0.261 319.02 2030.25 0.271 318.99 2031.25 0.281 318.96 2032.25 0.290 318.93 2033.25 0.300 318.90 2034.25 0.309 318.87 2035.25 0.318 318.85 2036.25 0.326 318.83 2037.25 0.335 318.80 2038.25 0.343 318.78 2039.25 0.352 318.76 2040.25 0.360 318.74 2041.25 0.368 318.73 2042.25 0.376 318.71 2043.25 0.383 318.69 2044.25 0.391 318.68 2045.25 0.398 318.66 2046.25 0.405 318.65 2047.25 0.413 318.63 2048.25 0.420 318.62 2049.25 0.426 318.60 2050.25 0.433 318.59 2051.25 0.440 318.58 2052.25 0.446 318.57 2053.25 0.453 318.56 2054.25 0.459 318.54 2055.25 0.465 318.53 2056.25 0.471 318.52 2057.25 0.477 318.51 2058.25 0.483 318.50 2059.25 0.488 318.49 2060.25 0.494 318.48 2061.25 0.499 318.47 2062.25 0.505 318.46 2063.25 0.510 318.45 2064.25 0.515 318.44 2065.25 0.520 318.43 2066.25 0.525 318.43 2067.25 0.530 318.42 2068.25 0.535 318.41 2069.25 0.540 318.40 2070.25 0.544 318.39 2071.25 0.549 318.38 2072.25 0.553 318.38 2073.25 0.557 318.37 2074.25 0.561 318.36 2075.25 0.566 318.35 2076.25 0.570 318.35 2077.25 0.573 318.34 2078.25 0.577 318.33 2079.25 0.581 318.32 2080.25 0.585 318.32 2081.25 0.588 318.31 2082.25 0.592 318.30 2083.25 0.595 318.30 2084.25 0.598 318.29 2085.25 0.602 318.28 2086.25 0.605 318.28 2087.25 0.608 318.27 2088.25 0.611 318.26 2089.25 0.613 318.26 2090.25 0.616 318.25 2091.25 0.619 318.24 2092.25 0.622 318.24 2093.25 0.624 318.23 2094.25 0.627 318.23 2095.25 0.629 318.22 2096.25 0.631 318.21 2097.25 0.633 318.21 2098.25 0.636 318.20 2099.25 0.638 318.20 2100.25 0.640 318.19 2101.25 0.641 318.18 2102.25 0.643 318.18 2103.25 0.645 318.17 2104.25 0.647 318.17 2105.25 0.648 318.16 2106.25 0.650 318.16 2107.25 0.651 318.15 2108.25 0.652 318.14 2109.25 0.654 318.14 2110.25 0.655 318.13 2111.25 0.656 318.13 2112.25 0.657 318.12 2113.25 0.658 318.12 2114.25 0.659 318.11 2115.25 0.659 318.10 2116.25 0.660 318.10 2117.25 0.661 318.09 2118.25 0.661 318.09 2119.25 0.662 318.08 2120.25 0.662 318.08 2121.25 0.662 318.07 2122.25 0.663 318.07 2123.25 0.663 318.06 2124.25 0.663 318.06 2125.25 0.663 318.05 2126.25 0.663 318.04 2127.25 0.663 318.04 2128.25 0.662 318.03 2129.25 0.662 318.03 2130.25 0.662 318.02 2131.25 0.661 318.02 2132.25 0.660 318.01 2133.25 0.660 318.01 2134.25 0.659 318.00 2135.25 0.658 318.00 2136.25 0.657 317.99 2137.25 0.656 317.98 2138.25 0.655 317.98 2139.25 0.654 317.97 2140.25 0.653 317.97
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 15:41:05 |