| WDS: | STT287 | WDS ID/Discoverer |
| P: | 340.000 | Orbital period (years) |
| a: | 0.91 | Semi-major axis (arcseconds) |
| i: | 67.0 | Inclination (degrees) |
| Ω: | 166.9 | Longitude of ascending node (degrees) |
| T: | 2067.000 | Epoch of periastron passage (year) |
| e: | 0.34 | Eccentricity |
| ω: | 306.0 | Longitude of periastron (degrees) |
| Start-Year: | 1855.0 | Year |
| End-Year: | 2195.0 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STT287 |
||
| Position: | 145127.53+445542.6 | Epoch-2000 right ascension and declination |
| WDS-ID: | 14515+4456 | WDS designation |
| Discoverer Code: | STT287 | Discover designation and components |
| ADS number: | 9418 | Aitken Double Star catalog |
| HD number: | 131315 | HD catalog number |
| Hipparcos number: | 72666 | Hipparcos catalog number |
| V1: | 8.40 | Magnitude of the primary |
| V2: | 8.62 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | Date of last observation | |
| Orbit grade: | 4 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | Flags | |
| Ephemerides: | Ephemerides | |
| Code: | Hei1997 | 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 0.554 9.96 -------------------------- 1855.00 0.508 285.49 1856.00 0.514 286.72 1857.00 0.520 287.93 1858.00 0.527 289.10 1859.00 0.533 290.25 1860.00 0.540 291.37 1861.00 0.546 292.46 1862.00 0.553 293.53 1863.00 0.560 294.57 1864.00 0.567 295.58 1865.00 0.574 296.57 1866.00 0.581 297.54 1867.00 0.589 298.48 1868.00 0.596 299.40 1869.00 0.603 300.29 1870.00 0.611 301.17 1871.00 0.618 302.02 1872.00 0.626 302.85 1873.00 0.633 303.66 1874.00 0.641 304.46 1875.00 0.649 305.23 1876.00 0.656 305.99 1877.00 0.664 306.73 1878.00 0.671 307.45 1879.00 0.679 308.16 1880.00 0.687 308.85 1881.00 0.694 309.52 1882.00 0.702 310.19 1883.00 0.710 310.83 1884.00 0.717 311.46 1885.00 0.725 312.08 1886.00 0.733 312.69 1887.00 0.740 313.29 1888.00 0.748 313.87 1889.00 0.755 314.44 1890.00 0.763 315.00 1891.00 0.770 315.55 1892.00 0.778 316.08 1893.00 0.785 316.61 1894.00 0.792 317.13 1895.00 0.799 317.64 1896.00 0.807 318.14 1897.00 0.814 318.63 1898.00 0.821 319.11 1899.00 0.828 319.59 1900.00 0.835 320.05 1901.00 0.842 320.51 1902.00 0.849 320.96 1903.00 0.855 321.40 1904.00 0.862 321.84 1905.00 0.869 322.27 1906.00 0.875 322.69 1907.00 0.882 323.11 1908.00 0.888 323.52 1909.00 0.895 323.93 1910.00 0.901 324.33 1911.00 0.907 324.72 1912.00 0.913 325.11 1913.00 0.919 325.50 1914.00 0.925 325.88 1915.00 0.931 326.25 1916.00 0.936 326.62 1917.00 0.942 326.99 1918.00 0.947 327.35 1919.00 0.953 327.70 1920.00 0.958 328.06 1921.00 0.963 328.41 1922.00 0.968 328.75 1923.00 0.973 329.09 1924.00 0.978 329.43 1925.00 0.983 329.77 1926.00 0.987 330.10 1927.00 0.992 330.43 1928.00 0.996 330.75 1929.00 1.001 331.08 1930.00 1.005 331.40 1931.00 1.009 331.71 1932.00 1.013 332.03 1933.00 1.016 332.34 1934.00 1.020 332.65 1935.00 1.024 332.96 1936.00 1.027 333.27 1937.00 1.030 333.57 1938.00 1.033 333.88 1939.00 1.036 334.18 1940.00 1.039 334.48 1941.00 1.042 334.77 1942.00 1.044 335.07 1943.00 1.047 335.36 1944.00 1.049 335.66 1945.00 1.051 335.95 1946.00 1.053 336.24 1947.00 1.055 336.53 1948.00 1.057 336.82 1949.00 1.058 337.11 1950.00 1.059 337.40 1951.00 1.061 337.68 1952.00 1.062 337.97 1953.00 1.063 338.25 1954.00 1.063 338.54 1955.00 1.064 338.82 1956.00 1.064 339.11 1957.00 1.064 339.39 1958.00 1.064 339.68 1959.00 1.064 339.96 1960.00 1.064 340.25 1961.00 1.063 340.53 1962.00 1.063 340.82 1963.00 1.062 341.10 1964.00 1.061 341.39 1965.00 1.059 341.67 1966.00 1.058 341.96 1967.00 1.056 342.25 1968.00 1.055 342.54 1969.00 1.053 342.83 1970.00 1.050 343.12 1971.00 1.048 343.41 1972.00 1.045 343.71 1973.00 1.043 344.00 1974.00 1.040 344.30 1975.00 1.036 344.60 1976.00 1.033 344.90 1977.00 1.029 345.20 1978.00 1.026 345.51 1979.00 1.021 345.82 1980.00 1.017 346.13 1981.00 1.013 346.44 1982.00 1.008 346.75 1983.00 1.003 347.07 1984.00 0.998 347.40 1985.00 0.993 347.72 1986.00 0.987 348.05 1987.00 0.981 348.38 1988.00 0.975 348.72 1989.00 0.969 349.06 1990.00 0.962 349.41 1991.00 0.955 349.76 1992.00 0.948 350.11 1993.00 0.941 350.47 1994.00 0.934 350.84 1995.00 0.926 351.21 1996.00 0.918 351.59 1997.00 0.910 351.98 1998.00 0.901 352.37 1999.00 0.892 352.77 2000.00 0.883 353.18 2001.00 0.874 353.60 2002.00 0.865 354.02 2003.00 0.855 354.46 2004.00 0.845 354.90 2005.00 0.835 355.36 2006.00 0.824 355.83 2007.00 0.813 356.31 2008.00 0.802 356.80 2009.00 0.791 357.31 2010.00 0.779 357.83 2011.00 0.768 358.37 2012.00 0.755 358.93 2013.00 0.743 359.50 2014.00 0.731 0.10 2015.00 0.718 0.71 2016.00 0.705 1.35 2017.00 0.691 2.01 2018.00 0.678 2.70 2019.00 0.664 3.41 2020.00 0.650 4.16 2021.00 0.636 4.94 2022.00 0.621 5.75 2023.00 0.607 6.61 2024.00 0.592 7.50 2025.00 0.577 8.45 2026.00 0.562 9.44 2027.00 0.546 10.49 2028.00 0.531 11.60 2029.00 0.515 12.78 2030.00 0.500 14.03 2031.00 0.484 15.36 2032.00 0.468 16.79 2033.00 0.452 18.31 2034.00 0.436 19.94 2035.00 0.421 21.70 2036.00 0.405 23.59 2037.00 0.390 25.63 2038.00 0.374 27.84 2039.00 0.359 30.23 2040.00 0.345 32.83 2041.00 0.331 35.65 2042.00 0.318 38.72 2043.00 0.305 42.05 2044.00 0.293 45.66 2045.00 0.282 49.56 2046.00 0.272 53.76 2047.00 0.264 58.24 2048.00 0.257 63.00 2049.00 0.252 67.98 2050.00 0.248 73.15 2051.00 0.246 78.43 2052.00 0.246 83.74 2053.00 0.248 89.02 2054.00 0.252 94.17 2055.00 0.257 99.14 2056.00 0.264 103.88 2057.00 0.273 108.35 2058.00 0.283 112.53 2059.00 0.293 116.42 2060.00 0.305 120.03 2061.00 0.317 123.36 2062.00 0.330 126.43 2063.00 0.344 129.27 2064.00 0.358 131.89 2065.00 0.372 134.31 2066.00 0.386 136.55 2067.00 0.401 138.63 2068.00 0.415 140.56 2069.00 0.430 142.37 2070.00 0.444 144.06 2071.00 0.458 145.64 2072.00 0.472 147.13 2073.00 0.486 148.54 2074.00 0.499 149.86 2075.00 0.512 151.12 2076.00 0.525 152.32 2077.00 0.537 153.47 2078.00 0.549 154.56 2079.00 0.561 155.60 2080.00 0.572 156.61 2081.00 0.582 157.57 2082.00 0.593 158.51 2083.00 0.602 159.41 2084.00 0.612 160.28 2085.00 0.620 161.13 2086.00 0.629 161.96 2087.00 0.636 162.76 2088.00 0.644 163.55 2089.00 0.651 164.32 2090.00 0.657 165.07 2091.00 0.663 165.81 2092.00 0.668 166.54 2093.00 0.673 167.26 2094.00 0.678 167.96 2095.00 0.682 168.66 2096.00 0.685 169.35 2097.00 0.688 170.03 2098.00 0.691 170.71 2099.00 0.693 171.38 2100.00 0.695 172.05 2101.00 0.696 172.72 2102.00 0.697 173.38 2103.00 0.698 174.04 2104.00 0.698 174.70 2105.00 0.698 175.36 2106.00 0.698 176.02 2107.00 0.697 176.69 2108.00 0.696 177.35 2109.00 0.695 178.02 2110.00 0.693 178.69 2111.00 0.691 179.36 2112.00 0.688 180.04 2113.00 0.686 180.72 2114.00 0.683 181.41 2115.00 0.680 182.10 2116.00 0.677 182.80 2117.00 0.673 183.51 2118.00 0.669 184.22 2119.00 0.665 184.95 2120.00 0.661 185.68 2121.00 0.657 186.42 2122.00 0.652 187.18 2123.00 0.647 187.94 2124.00 0.642 188.71 2125.00 0.637 189.50 2126.00 0.632 190.30 2127.00 0.627 191.11 2128.00 0.621 191.94 2129.00 0.616 192.78 2130.00 0.610 193.64 2131.00 0.604 194.51 2132.00 0.599 195.41 2133.00 0.593 196.31 2134.00 0.587 197.24 2135.00 0.581 198.18 2136.00 0.575 199.15 2137.00 0.569 200.13 2138.00 0.563 201.14 2139.00 0.557 202.17 2140.00 0.551 203.22 2141.00 0.545 204.29 2142.00 0.539 205.39 2143.00 0.533 206.51 2144.00 0.527 207.65 2145.00 0.522 208.82 2146.00 0.516 210.02 2147.00 0.510 211.25 2148.00 0.505 212.50 2149.00 0.499 213.78 2150.00 0.494 215.08 2151.00 0.489 216.42 2152.00 0.484 217.78 2153.00 0.479 219.17 2154.00 0.474 220.59 2155.00 0.470 222.03 2156.00 0.466 223.51 2157.00 0.461 225.01 2158.00 0.458 226.53 2159.00 0.454 228.08 2160.00 0.450 229.66 2161.00 0.447 231.26 2162.00 0.444 232.88 2163.00 0.442 234.52 2164.00 0.439 236.18 2165.00 0.437 237.86 2166.00 0.435 239.55 2167.00 0.434 241.26 2168.00 0.433 242.98 2169.00 0.432 244.70 2170.00 0.431 246.44 2171.00 0.431 248.17 2172.00 0.431 249.91 2173.00 0.431 251.65 2174.00 0.432 253.38 2175.00 0.432 255.10 2176.00 0.434 256.82 2177.00 0.435 258.53 2178.00 0.437 260.22 2179.00 0.439 261.90 2180.00 0.442 263.56 2181.00 0.444 265.20 2182.00 0.447 266.82 2183.00 0.451 268.42 2184.00 0.454 270.00 2185.00 0.458 271.55 2186.00 0.462 273.07 2187.00 0.466 274.57 2188.00 0.471 276.03 2189.00 0.476 277.47 2190.00 0.480 278.88 2191.00 0.486 280.26 2192.00 0.491 281.61 2193.00 0.497 282.94 2194.00 0.502 284.23
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 17:09:36 |