| WDS: | STF1938BA,BB | WDS ID/Discoverer |
| P: | 256.500 | Orbital period (years) |
| a: | 1.45 | Semi-major axis (arcseconds) |
| i: | 134.2 | Inclination (degrees) |
| Ω: | 176.2 | Longitude of ascending node (degrees) |
| T: | 1864.250 | Epoch of periastron passage (year) |
| e: | 0.579 | Eccentricity |
| ω: | 338.7 | Longitude of periastron (degrees) |
| Start-Year: | 1896.75 | Year |
| End-Year: | 2153.25 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF1938BA,BB |
||
| Position: | 152430.89+372052.5 | Epoch-2000 right ascension and declination |
| WDS-ID: | 15245+3723 | WDS designation |
| Discoverer Code: | STF1938BA,BB | Discover designation and components |
| ADS number: | 9626 | Aitken Double Star catalog |
| HD number: | 137392 | HD catalog number |
| Hipparcos number: | 75415 | Hipparcos catalog number |
| V1: | 7.09 | Magnitude of the primary |
| V2: | 7.63 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2012 | Date of last observation |
| Orbit grade: | 2 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Sca2013a | 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 2.167 359.78 -------------------------- 1896.75 0.892 80.87 1897.75 0.910 78.80 1898.75 0.928 76.82 1899.75 0.946 74.91 1900.75 0.965 73.07 1901.75 0.984 71.30 1902.75 1.003 69.60 1903.75 1.023 67.97 1904.75 1.042 66.40 1905.75 1.062 64.88 1906.75 1.082 63.42 1907.75 1.102 62.01 1908.75 1.122 60.66 1909.75 1.142 59.35 1910.75 1.162 58.08 1911.75 1.182 56.86 1912.75 1.202 55.68 1913.75 1.222 54.54 1914.75 1.242 53.43 1915.75 1.261 52.36 1916.75 1.281 51.32 1917.75 1.301 50.31 1918.75 1.320 49.34 1919.75 1.340 48.39 1920.75 1.359 47.47 1921.75 1.378 46.57 1922.75 1.398 45.70 1923.75 1.416 44.86 1924.75 1.435 44.03 1925.75 1.454 43.23 1926.75 1.472 42.44 1927.75 1.491 41.68 1928.75 1.509 40.93 1929.75 1.527 40.21 1930.75 1.544 39.49 1931.75 1.562 38.80 1932.75 1.579 38.12 1933.75 1.597 37.45 1934.75 1.614 36.80 1935.75 1.630 36.17 1936.75 1.647 35.54 1937.75 1.663 34.93 1938.75 1.680 34.33 1939.75 1.695 33.74 1940.75 1.711 33.16 1941.75 1.727 32.59 1942.75 1.742 32.04 1943.75 1.757 31.49 1944.75 1.772 30.95 1945.75 1.787 30.42 1946.75 1.801 29.90 1947.75 1.816 29.39 1948.75 1.830 28.88 1949.75 1.843 28.38 1950.75 1.857 27.89 1951.75 1.870 27.41 1952.75 1.883 26.93 1953.75 1.896 26.46 1954.75 1.909 26.00 1955.75 1.921 25.54 1956.75 1.933 25.09 1957.75 1.945 24.65 1958.75 1.957 24.21 1959.75 1.969 23.77 1960.75 1.980 23.34 1961.75 1.991 22.91 1962.75 2.002 22.49 1963.75 2.012 22.08 1964.75 2.022 21.66 1965.75 2.032 21.26 1966.75 2.042 20.85 1967.75 2.052 20.45 1968.75 2.061 20.05 1969.75 2.070 19.66 1970.75 2.079 19.27 1971.75 2.088 18.89 1972.75 2.096 18.50 1973.75 2.104 18.12 1974.75 2.112 17.74 1975.75 2.120 17.37 1976.75 2.127 17.00 1977.75 2.134 16.63 1978.75 2.141 16.26 1979.75 2.148 15.90 1980.75 2.154 15.53 1981.75 2.160 15.17 1982.75 2.166 14.82 1983.75 2.172 14.46 1984.75 2.177 14.10 1985.75 2.182 13.75 1986.75 2.187 13.40 1987.75 2.192 13.05 1988.75 2.196 12.70 1989.75 2.200 12.35 1990.75 2.204 12.01 1991.75 2.208 11.66 1992.75 2.211 11.32 1993.75 2.214 10.98 1994.75 2.217 10.64 1995.75 2.220 10.30 1996.75 2.222 9.96 1997.75 2.224 9.62 1998.75 2.226 9.28 1999.75 2.228 8.94 2000.75 2.229 8.60 2001.75 2.230 8.26 2002.75 2.231 7.93 2003.75 2.231 7.59 2004.75 2.231 7.25 2005.75 2.231 6.92 2006.75 2.231 6.58 2007.75 2.230 6.24 2008.75 2.230 5.90 2009.75 2.228 5.57 2010.75 2.227 5.23 2011.75 2.225 4.89 2012.75 2.223 4.55 2013.75 2.221 4.21 2014.75 2.218 3.87 2015.75 2.216 3.53 2016.75 2.213 3.19 2017.75 2.209 2.85 2018.75 2.205 2.50 2019.75 2.202 2.16 2020.75 2.197 1.81 2021.75 2.193 1.46 2022.75 2.188 1.11 2023.75 2.183 0.76 2024.75 2.177 0.41 2025.75 2.172 0.05 2026.75 2.165 359.70 2027.75 2.159 359.34 2028.75 2.152 358.98 2029.75 2.146 358.61 2030.75 2.138 358.25 2031.75 2.131 357.88 2032.75 2.123 357.51 2033.75 2.115 357.13 2034.75 2.106 356.76 2035.75 2.097 356.38 2036.75 2.088 355.99 2037.75 2.078 355.61 2038.75 2.069 355.22 2039.75 2.059 354.82 2040.75 2.048 354.43 2041.75 2.037 354.02 2042.75 2.026 353.62 2043.75 2.015 353.21 2044.75 2.003 352.79 2045.75 1.990 352.37 2046.75 1.978 351.94 2047.75 1.965 351.51 2048.75 1.952 351.08 2049.75 1.938 350.63 2050.75 1.924 350.18 2051.75 1.910 349.73 2052.75 1.895 349.26 2053.75 1.880 348.79 2054.75 1.865 348.31 2055.75 1.849 347.83 2056.75 1.833 347.33 2057.75 1.816 346.83 2058.75 1.799 346.31 2059.75 1.782 345.79 2060.75 1.764 345.26 2061.75 1.746 344.71 2062.75 1.727 344.16 2063.75 1.708 343.59 2064.75 1.689 343.01 2065.75 1.669 342.41 2066.75 1.649 341.80 2067.75 1.628 341.18 2068.75 1.607 340.53 2069.75 1.585 339.88 2070.75 1.563 339.20 2071.75 1.541 338.50 2072.75 1.518 337.79 2073.75 1.495 337.05 2074.75 1.471 336.29 2075.75 1.447 335.50 2076.75 1.423 334.68 2077.75 1.398 333.84 2078.75 1.372 332.96 2079.75 1.346 332.06 2080.75 1.320 331.11 2081.75 1.293 330.13 2082.75 1.266 329.11 2083.75 1.238 328.04 2084.75 1.210 326.92 2085.75 1.182 325.74 2086.75 1.153 324.51 2087.75 1.124 323.22 2088.75 1.094 321.85 2089.75 1.064 320.41 2090.75 1.034 318.89 2091.75 1.004 317.27 2092.75 0.973 315.56 2093.75 0.942 313.73 2094.75 0.911 311.77 2095.75 0.880 309.68 2096.75 0.849 307.43 2097.75 0.818 305.02 2098.75 0.787 302.41 2099.75 0.757 299.60 2100.75 0.728 296.56 2101.75 0.699 293.26 2102.75 0.671 289.68 2103.75 0.645 285.80 2104.75 0.620 281.60 2105.75 0.597 277.06 2106.75 0.576 272.17 2107.75 0.557 266.94 2108.75 0.542 261.38 2109.75 0.530 255.54 2110.75 0.522 249.47 2111.75 0.517 243.24 2112.75 0.515 236.94 2113.75 0.517 230.64 2114.75 0.523 224.43 2115.75 0.530 218.37 2116.75 0.540 212.52 2117.75 0.552 206.89 2118.75 0.564 201.50 2119.75 0.577 196.34 2120.75 0.589 191.41 2121.75 0.601 186.68 2122.75 0.613 182.12 2123.75 0.623 177.73 2124.75 0.632 173.47 2125.75 0.640 169.32 2126.75 0.646 165.26 2127.75 0.652 161.28 2128.75 0.657 157.37 2129.75 0.662 153.51 2130.75 0.665 149.70 2131.75 0.669 145.94 2132.75 0.673 142.21 2133.75 0.677 138.53 2134.75 0.681 134.90 2135.75 0.686 131.31 2136.75 0.691 127.77 2137.75 0.698 124.29 2138.75 0.704 120.88 2139.75 0.712 117.53 2140.75 0.720 114.26 2141.75 0.730 111.07 2142.75 0.740 107.97 2143.75 0.751 104.95 2144.75 0.763 102.02 2145.75 0.776 99.18 2146.75 0.789 96.44 2147.75 0.803 93.79 2148.75 0.818 91.24 2149.75 0.833 88.78 2150.75 0.849 86.41 2151.75 0.866 84.13 2152.75 0.883 81.94
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
|
| Report created: |
2026-06-25 17:14:50 |