| WDS: | STF1768AB | WDS ID/Discoverer |
| P: | 244.980 | Orbital period (years) |
| a: | 1.00584 | Semi-major axis (arcseconds) |
| i: | 159.53 | Inclination (degrees) |
| Ω: | 64.847 | Longitude of ascending node (degrees) |
| T: | 1865.414 | Epoch of periastron passage (year) |
| e: | 0.83265 | Eccentricity |
| ω: | 140.894 | Longitude of periastron (degrees) |
| Start-Year: | 1902.5099 | Year |
| End-Year: | 2147.4901 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF1768AB |
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| Position: | 133727.70+361741.4 | Epoch-2000 right ascension and declination |
| WDS-ID: | 13375+3618 | WDS designation |
| Discoverer Code: | STF1768AB | Discover designation and components |
| ADS number: | 8974 | Aitken Double Star catalog |
| HD number: | 118623 | HD catalog number |
| Hipparcos number: | 66458 | Hipparcos catalog number |
| V1: | 4.98 | Magnitude of the primary |
| V2: | 6.95 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2015 | 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: | Izm2019 | 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 1.693 92.59 -------------------------- 1902.51 1.108 130.41 1903.51 1.125 129.79 1904.51 1.142 129.19 1905.51 1.159 128.61 1906.51 1.176 128.04 1907.51 1.192 127.49 1908.51 1.208 126.96 1909.51 1.224 126.44 1910.51 1.239 125.93 1911.51 1.255 125.43 1912.51 1.270 124.95 1913.51 1.284 124.47 1914.51 1.298 124.01 1915.51 1.313 123.56 1916.51 1.326 123.12 1917.51 1.340 122.68 1918.51 1.353 122.26 1919.51 1.366 121.84 1920.51 1.379 121.43 1921.51 1.392 121.03 1922.51 1.404 120.63 1923.51 1.416 120.25 1924.51 1.428 119.87 1925.51 1.440 119.49 1926.51 1.451 119.12 1927.51 1.463 118.76 1928.51 1.474 118.40 1929.51 1.485 118.05 1930.51 1.495 117.70 1931.51 1.506 117.36 1932.51 1.516 117.02 1933.51 1.526 116.69 1934.51 1.536 116.36 1935.51 1.545 116.03 1936.51 1.555 115.71 1937.51 1.564 115.39 1938.51 1.573 115.08 1939.51 1.582 114.77 1940.51 1.590 114.46 1941.51 1.599 114.16 1942.51 1.607 113.86 1943.51 1.615 113.56 1944.51 1.623 113.27 1945.51 1.630 112.98 1946.51 1.638 112.69 1947.51 1.645 112.40 1948.51 1.652 112.12 1949.51 1.659 111.84 1950.51 1.666 111.56 1951.51 1.673 111.28 1952.51 1.679 111.01 1953.51 1.685 110.73 1954.51 1.691 110.46 1955.51 1.697 110.19 1956.51 1.703 109.93 1957.51 1.708 109.66 1958.51 1.714 109.40 1959.51 1.719 109.14 1960.51 1.724 108.88 1961.51 1.729 108.62 1962.51 1.734 108.36 1963.51 1.738 108.10 1964.51 1.743 107.85 1965.51 1.747 107.60 1966.51 1.751 107.34 1967.51 1.755 107.09 1968.51 1.758 106.84 1969.51 1.762 106.59 1970.51 1.765 106.35 1971.51 1.768 106.10 1972.51 1.771 105.85 1973.51 1.774 105.61 1974.51 1.777 105.36 1975.51 1.780 105.12 1976.51 1.782 104.88 1977.51 1.784 104.63 1978.51 1.786 104.39 1979.51 1.788 104.15 1980.51 1.790 103.91 1981.51 1.792 103.67 1982.51 1.793 103.43 1983.51 1.794 103.19 1984.51 1.795 102.95 1985.51 1.796 102.71 1986.51 1.797 102.47 1987.51 1.798 102.23 1988.51 1.798 101.99 1989.51 1.799 101.75 1990.51 1.799 101.52 1991.51 1.799 101.28 1992.51 1.798 101.04 1993.51 1.798 100.80 1994.51 1.798 100.56 1995.51 1.797 100.32 1996.51 1.796 100.08 1997.51 1.795 99.84 1998.51 1.794 99.61 1999.51 1.793 99.37 2000.51 1.791 99.13 2001.51 1.789 98.88 2002.51 1.788 98.64 2003.51 1.786 98.40 2004.51 1.784 98.16 2005.51 1.781 97.92 2006.51 1.779 97.67 2007.51 1.776 97.43 2008.51 1.773 97.18 2009.51 1.770 96.94 2010.51 1.767 96.69 2011.51 1.764 96.44 2012.51 1.760 96.20 2013.51 1.757 95.95 2014.51 1.753 95.70 2015.51 1.749 95.44 2016.51 1.745 95.19 2017.51 1.740 94.94 2018.51 1.736 94.68 2019.51 1.731 94.43 2020.51 1.726 94.17 2021.51 1.721 93.91 2022.51 1.716 93.65 2023.51 1.711 93.38 2024.51 1.705 93.12 2025.51 1.699 92.85 2026.51 1.693 92.59 2027.51 1.687 92.32 2028.51 1.681 92.04 2029.51 1.674 91.77 2030.51 1.667 91.49 2031.51 1.661 91.21 2032.51 1.653 90.93 2033.51 1.646 90.65 2034.51 1.639 90.36 2035.51 1.631 90.08 2036.51 1.623 89.78 2037.51 1.615 89.49 2038.51 1.607 89.19 2039.51 1.598 88.89 2040.51 1.589 88.59 2041.51 1.580 88.28 2042.51 1.571 87.97 2043.51 1.562 87.66 2044.51 1.552 87.34 2045.51 1.543 87.02 2046.51 1.533 86.69 2047.51 1.522 86.36 2048.51 1.512 86.02 2049.51 1.501 85.68 2050.51 1.490 85.34 2051.51 1.479 84.99 2052.51 1.468 84.63 2053.51 1.456 84.27 2054.51 1.444 83.91 2055.51 1.432 83.53 2056.51 1.419 83.15 2057.51 1.407 82.77 2058.51 1.394 82.37 2059.51 1.380 81.97 2060.51 1.367 81.56 2061.51 1.353 81.15 2062.51 1.339 80.72 2063.51 1.325 80.29 2064.51 1.310 79.84 2065.51 1.295 79.39 2066.51 1.280 78.92 2067.51 1.264 78.44 2068.51 1.248 77.96 2069.51 1.232 77.45 2070.51 1.215 76.94 2071.51 1.198 76.41 2072.51 1.181 75.86 2073.51 1.163 75.30 2074.51 1.145 74.72 2075.51 1.127 74.13 2076.51 1.108 73.51 2077.51 1.089 72.87 2078.51 1.069 72.21 2079.51 1.049 71.52 2080.51 1.029 70.80 2081.51 1.008 70.06 2082.51 0.986 69.28 2083.51 0.964 68.47 2084.51 0.942 67.62 2085.51 0.918 66.73 2086.51 0.895 65.79 2087.51 0.871 64.80 2088.51 0.846 63.76 2089.51 0.820 62.64 2090.51 0.794 61.46 2091.51 0.768 60.20 2092.51 0.740 58.84 2093.51 0.712 57.37 2094.51 0.683 55.79 2095.51 0.653 54.05 2096.51 0.622 52.15 2097.51 0.590 50.05 2098.51 0.557 47.70 2099.51 0.523 45.06 2100.51 0.488 42.03 2101.51 0.452 38.54 2102.51 0.414 34.42 2103.51 0.376 29.46 2104.51 0.336 23.36 2105.51 0.296 15.62 2106.51 0.256 5.44 2107.51 0.218 351.62 2108.51 0.187 332.57 2109.51 0.167 307.42 2110.51 0.165 278.85 2111.51 0.180 252.47 2112.51 0.205 231.44 2113.51 0.236 215.50 2114.51 0.270 203.40 2115.51 0.304 194.00 2116.51 0.339 186.51 2117.51 0.373 180.39 2118.51 0.406 175.29 2119.51 0.439 170.96 2120.51 0.471 167.23 2121.51 0.502 163.97 2122.51 0.532 161.08 2123.51 0.562 158.50 2124.51 0.591 156.18 2125.51 0.619 154.07 2126.51 0.647 152.15 2127.51 0.674 150.38 2128.51 0.700 148.74 2129.51 0.726 147.23 2130.51 0.751 145.81 2131.51 0.776 144.49 2132.51 0.800 143.25 2133.51 0.823 142.08 2134.51 0.846 140.97 2135.51 0.869 139.92 2136.51 0.891 138.92 2137.51 0.913 137.98 2138.51 0.934 137.07 2139.51 0.955 136.21 2140.51 0.975 135.38 2141.51 0.996 134.59 2142.51 1.015 133.82 2143.51 1.034 133.09 2144.51 1.053 132.38 2145.51 1.072 131.70 2146.51 1.090 131.04
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 16:58:17 |