Content-Type: text/html; charset=UTF-8 Double Star Calculator - Orbital Elements

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 16:30:21

Orbital Elements for STF147
WDS: STF147 WDS ID/Discoverer
P: 627.000 Orbital period (years)
a: 2.5 Semi-major axis (arcseconds)
i: 82.0 Inclination (degrees)
Ω: 86.9 Longitude of ascending node (degrees)
T: 2014.700 Epoch of periastron passage (year)
e: 0.919 Eccentricity
ω: 174.7 Longitude of periastron (degrees)
Start-Year: 1712.0 Year
End-Year: 2338.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for STF147
Position: 014144.84-111928.9 Epoch-2000 right ascension and declination
WDS-ID: 01417-1119 WDS designation
Discoverer Code: STF147 Discover designation and components
ADS number: 1339 Aitken Double Star catalog
HD number: 10453 HD catalog number
Hipparcos number: 7916 Hipparcos catalog number
V1: 6.14 Magnitude of the primary
V2: 7.17 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2012 Date of last observation
Orbit grade: 4 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for STF147



WDS 6th Orbit including measures of STF147

Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)


Ephemeris of STF147
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.314     70.1
-------------------------
1712.0     4.778     86.3
1713.0     4.778     86.3
1714.0     4.778     86.3
1715.0     4.777     86.3
1716.0     4.777     86.3
1717.0     4.776     86.3
1718.0     4.776     86.3
1719.0     4.775     86.3
1720.0     4.774     86.3
1721.0     4.773     86.3
1722.0     4.772     86.3
1723.0     4.771     86.3
1724.0     4.770     86.4
1725.0     4.769     86.4
1726.0     4.768     86.4
1727.0     4.767     86.4
1728.0     4.765     86.4
1729.0     4.764     86.4
1730.0     4.763     86.4
1731.0     4.761     86.4
1732.0     4.760     86.4
1733.0     4.758     86.4
1734.0     4.756     86.4
1735.0     4.754     86.5
1736.0     4.752     86.5
1737.0     4.750     86.5
1738.0     4.748     86.5
1739.0     4.746     86.5
1740.0     4.744     86.5
1741.0     4.742     86.5
1742.0     4.740     86.5
1743.0     4.737     86.5
1744.0     4.735     86.5
1745.0     4.732     86.5
1746.0     4.730     86.5
1747.0     4.727     86.6
1748.0     4.725     86.6
1749.0     4.722     86.6
1750.0     4.719     86.6
1751.0     4.716     86.6
1752.0     4.713     86.6
1753.0     4.710     86.6
1754.0     4.707     86.6
1755.0     4.704     86.6
1756.0     4.700     86.6
1757.0     4.697     86.6
1758.0     4.694     86.7
1759.0     4.690     86.7
1760.0     4.687     86.7
1761.0     4.683     86.7
1762.0     4.679     86.7
1763.0     4.675     86.7
1764.0     4.672     86.7
1765.0     4.668     86.7
1766.0     4.664     86.7
1767.0     4.660     86.7
1768.0     4.656     86.7
1769.0     4.651     86.8
1770.0     4.647     86.8
1771.0     4.643     86.8
1772.0     4.638     86.8
1773.0     4.634     86.8
1774.0     4.629     86.8
1775.0     4.625     86.8
1776.0     4.620     86.8
1777.0     4.615     86.8
1778.0     4.610     86.8
1779.0     4.605     86.8
1780.0     4.600     86.9
1781.0     4.595     86.9
1782.0     4.590     86.9
1783.0     4.585     86.9
1784.0     4.580     86.9
1785.0     4.574     86.9
1786.0     4.569     86.9
1787.0     4.563     86.9
1788.0     4.558     86.9
1789.0     4.552     86.9
1790.0     4.546     86.9
1791.0     4.540     87.0
1792.0     4.534     87.0
1793.0     4.528     87.0
1794.0     4.522     87.0
1795.0     4.516     87.0
1796.0     4.510     87.0
1797.0     4.504     87.0
1798.0     4.497     87.0
1799.0     4.491     87.0
1800.0     4.484     87.0
1801.0     4.478     87.1
1802.0     4.471     87.1
1803.0     4.464     87.1
1804.0     4.458     87.1
1805.0     4.451     87.1
1806.0     4.444     87.1
1807.0     4.437     87.1
1808.0     4.430     87.1
1809.0     4.422     87.1
1810.0     4.415     87.1
1811.0     4.408     87.2
1812.0     4.400     87.2
1813.0     4.393     87.2
1814.0     4.385     87.2
1815.0     4.377     87.2
1816.0     4.369     87.2
1817.0     4.362     87.2
1818.0     4.354     87.2
1819.0     4.346     87.2
1820.0     4.337     87.2
1821.0     4.329     87.3
1822.0     4.321     87.3
1823.0     4.313     87.3
1824.0     4.304     87.3
1825.0     4.296     87.3
1826.0     4.287     87.3
1827.0     4.278     87.3
1828.0     4.269     87.3
1829.0     4.261     87.3
1830.0     4.252     87.4
1831.0     4.243     87.4
1832.0     4.233     87.4
1833.0     4.224     87.4
1834.0     4.215     87.4
1835.0     4.205     87.4
1836.0     4.196     87.4
1837.0     4.186     87.4
1838.0     4.177     87.4
1839.0     4.167     87.5
1840.0     4.157     87.5
1841.0     4.147     87.5
1842.0     4.137     87.5
1843.0     4.127     87.5
1844.0     4.117     87.5
1845.0     4.107     87.5
1846.0     4.096     87.5
1847.0     4.086     87.5
1848.0     4.075     87.6
1849.0     4.064     87.6
1850.0     4.054     87.6
1851.0     4.043     87.6
1852.0     4.032     87.6
1853.0     4.021     87.6
1854.0     4.010     87.6
1855.0     3.998     87.6
1856.0     3.987     87.7
1857.0     3.976     87.7
1858.0     3.964     87.7
1859.0     3.952     87.7
1860.0     3.941     87.7
1861.0     3.929     87.7
1862.0     3.917     87.7
1863.0     3.905     87.7
1864.0     3.893     87.8
1865.0     3.881     87.8
1866.0     3.868     87.8
1867.0     3.856     87.8
1868.0     3.843     87.8
1869.0     3.831     87.8
1870.0     3.818     87.8
1871.0     3.805     87.9
1872.0     3.792     87.9
1873.0     3.779     87.9
1874.0     3.766     87.9
1875.0     3.753     87.9
1876.0     3.739     87.9
1877.0     3.726     87.9
1878.0     3.712     87.9
1879.0     3.698     88.0
1880.0     3.685     88.0
1881.0     3.671     88.0
1882.0     3.657     88.0
1883.0     3.642     88.0
1884.0     3.628     88.0
1885.0     3.614     88.1
1886.0     3.599     88.1
1887.0     3.585     88.1
1888.0     3.570     88.1
1889.0     3.555     88.1
1890.0     3.540     88.1
1891.0     3.525     88.1
1892.0     3.510     88.2
1893.0     3.494     88.2
1894.0     3.479     88.2
1895.0     3.463     88.2
1896.0     3.447     88.2
1897.0     3.432     88.2
1898.0     3.416     88.3
1899.0     3.399     88.3
1900.0     3.383     88.3
1901.0     3.367     88.3
1902.0     3.350     88.3
1903.0     3.334     88.3
1904.0     3.317     88.4
1905.0     3.300     88.4
1906.0     3.283     88.4
1907.0     3.266     88.4
1908.0     3.248     88.4
1909.0     3.231     88.5
1910.0     3.213     88.5
1911.0     3.196     88.5
1912.0     3.178     88.5
1913.0     3.160     88.5
1914.0     3.141     88.6
1915.0     3.123     88.6
1916.0     3.105     88.6
1917.0     3.086     88.6
1918.0     3.067     88.6
1919.0     3.048     88.7
1920.0     3.029     88.7
1921.0     3.010     88.7
1922.0     2.991     88.7
1923.0     2.971     88.7
1924.0     2.951     88.8
1925.0     2.931     88.8
1926.0     2.911     88.8
1927.0     2.891     88.8
1928.0     2.870     88.9
1929.0     2.850     88.9
1930.0     2.829     88.9
1931.0     2.808     88.9
1932.0     2.787     89.0
1933.0     2.766     89.0
1934.0     2.744     89.0
1935.0     2.722     89.0
1936.0     2.701     89.1
1937.0     2.679     89.1
1938.0     2.656     89.1
1939.0     2.634     89.1
1940.0     2.611     89.2
1941.0     2.588     89.2
1942.0     2.565     89.2
1943.0     2.542     89.3
1944.0     2.518     89.3
1945.0     2.495     89.3
1946.0     2.471     89.4
1947.0     2.446     89.4
1948.0     2.422     89.4
1949.0     2.397     89.5
1950.0     2.373     89.5
1951.0     2.347     89.5
1952.0     2.322     89.6
1953.0     2.297     89.6
1954.0     2.271     89.6
1955.0     2.245     89.7
1956.0     2.218     89.7
1957.0     2.192     89.8
1958.0     2.165     89.8
1959.0     2.137     89.8
1960.0     2.110     89.9
1961.0     2.082     89.9
1962.0     2.054     90.0
1963.0     2.026     90.0
1964.0     1.997     90.1
1965.0     1.968     90.1
1966.0     1.939     90.2
1967.0     1.909     90.2
1968.0     1.879     90.3
1969.0     1.849     90.3
1970.0     1.818     90.4
1971.0     1.787     90.5
1972.0     1.756     90.5
1973.0     1.724     90.6
1974.0     1.692     90.6
1975.0     1.659     90.7
1976.0     1.626     90.8
1977.0     1.593     90.9
1978.0     1.559     90.9
1979.0     1.524     91.0
1980.0     1.490     91.1
1981.0     1.454     91.2
1982.0     1.418     91.3
1983.0     1.382     91.4
1984.0     1.345     91.5
1985.0     1.308     91.6
1986.0     1.270     91.7
1987.0     1.231     91.9
1988.0     1.192     92.0
1989.0     1.152     92.1
1990.0     1.111     92.3
1991.0     1.070     92.5
1992.0     1.028     92.6
1993.0     0.985     92.8
1994.0     0.941     93.0
1995.0     0.897     93.3
1996.0     0.851     93.5
1997.0     0.805     93.8
1998.0     0.757     94.2
1999.0     0.708     94.5
2000.0     0.659     94.9
2001.0     0.608     95.4
2002.0     0.555     96.0
2003.0     0.501     96.7
2004.0     0.446     97.6
2005.0     0.389     98.7
2006.0     0.330    100.3
2007.0     0.270    102.5
2008.0     0.208    106.0
2009.0     0.146    112.4
2010.0     0.086    128.3
2011.0     0.050    182.0
2012.0     0.083    238.0
2013.0     0.139    255.0
2014.0     0.185    262.5
2015.0     0.203    267.6
2016.0     0.187    272.6
2017.0     0.148    279.6
2018.0     0.102    292.6
2019.0     0.064    323.9
2020.0     0.066     17.3
2021.0     0.107     46.3
2022.0     0.157     58.1
2023.0     0.210     64.1
2024.0     0.262     67.7
2025.0     0.314     70.1
2026.0     0.365     71.8
2027.0     0.415     73.1
2028.0     0.463     74.1
2029.0     0.511     74.9
2030.0     0.558     75.6
2031.0     0.604     76.2
2032.0     0.649     76.7
2033.0     0.693     77.2
2034.0     0.737     77.5
2035.0     0.779     77.9
2036.0     0.821     78.2
2037.0     0.862     78.5
2038.0     0.903     78.7
2039.0     0.943     79.0
2040.0     0.982     79.2
2041.0     1.020     79.4
2042.0     1.058     79.5
2043.0     1.096     79.7
2044.0     1.133     79.9
2045.0     1.169     80.0
2046.0     1.205     80.2
2047.0     1.240     80.3
2048.0     1.275     80.4
2049.0     1.310     80.5
2050.0     1.344     80.6
2051.0     1.377     80.8
2052.0     1.411     80.9
2053.0     1.444     81.0
2054.0     1.476     81.0
2055.0     1.508     81.1
2056.0     1.540     81.2
2057.0     1.571     81.3
2058.0     1.602     81.4
2059.0     1.633     81.5
2060.0     1.663     81.5
2061.0     1.693     81.6
2062.0     1.723     81.7
2063.0     1.752     81.7
2064.0     1.781     81.8
2065.0     1.810     81.9
2066.0     1.838     81.9
2067.0     1.866     82.0
2068.0     1.894     82.0
2069.0     1.922     82.1
2070.0     1.949     82.1
2071.0     1.976     82.2
2072.0     2.003     82.2
2073.0     2.030     82.3
2074.0     2.056     82.3
2075.0     2.082     82.4
2076.0     2.108     82.4
2077.0     2.134     82.5
2078.0     2.159     82.5
2079.0     2.184     82.5
2080.0     2.209     82.6
2081.0     2.234     82.6
2082.0     2.259     82.7
2083.0     2.283     82.7
2084.0     2.307     82.7
2085.0     2.331     82.8
2086.0     2.355     82.8
2087.0     2.378     82.8
2088.0     2.401     82.9
2089.0     2.424     82.9
2090.0     2.447     82.9
2091.0     2.470     83.0
2092.0     2.493     83.0
2093.0     2.515     83.0
2094.0     2.537     83.1
2095.0     2.559     83.1
2096.0     2.581     83.1
2097.0     2.602     83.2
2098.0     2.624     83.2
2099.0     2.645     83.2
2100.0     2.666     83.3
2101.0     2.687     83.3
2102.0     2.708     83.3
2103.0     2.729     83.3
2104.0     2.749     83.4
2105.0     2.770     83.4
2106.0     2.790     83.4
2107.0     2.810     83.4
2108.0     2.830     83.5
2109.0     2.849     83.5
2110.0     2.869     83.5
2111.0     2.888     83.5
2112.0     2.907     83.6
2113.0     2.927     83.6
2114.0     2.945     83.6
2115.0     2.964     83.6
2116.0     2.983     83.6
2117.0     3.001     83.7
2118.0     3.020     83.7
2119.0     3.038     83.7
2120.0     3.056     83.7
2121.0     3.074     83.8
2122.0     3.092     83.8
2123.0     3.110     83.8
2124.0     3.127     83.8
2125.0     3.145     83.8
2126.0     3.162     83.9
2127.0     3.179     83.9
2128.0     3.196     83.9
2129.0     3.213     83.9
2130.0     3.230     83.9
2131.0     3.247     84.0
2132.0     3.264     84.0
2133.0     3.280     84.0
2134.0     3.296     84.0
2135.0     3.312     84.0
2136.0     3.329     84.0
2137.0     3.345     84.1
2138.0     3.360     84.1
2139.0     3.376     84.1
2140.0     3.392     84.1
2141.0     3.407     84.1
2142.0     3.423     84.1
2143.0     3.438     84.2
2144.0     3.453     84.2
2145.0     3.468     84.2
2146.0     3.483     84.2
2147.0     3.498     84.2
2148.0     3.513     84.2
2149.0     3.527     84.3
2150.0     3.542     84.3
2151.0     3.556     84.3
2152.0     3.571     84.3
2153.0     3.585     84.3
2154.0     3.599     84.3
2155.0     3.613     84.4
2156.0     3.627     84.4
2157.0     3.640     84.4
2158.0     3.654     84.4
2159.0     3.668     84.4
2160.0     3.681     84.4
2161.0     3.695     84.4
2162.0     3.708     84.5
2163.0     3.721     84.5
2164.0     3.734     84.5
2165.0     3.747     84.5
2166.0     3.760     84.5
2167.0     3.773     84.5
2168.0     3.785     84.5
2169.0     3.798     84.6
2170.0     3.810     84.6
2171.0     3.823     84.6
2172.0     3.835     84.6
2173.0     3.847     84.6
2174.0     3.859     84.6
2175.0     3.871     84.6
2176.0     3.883     84.6
2177.0     3.895     84.7
2178.0     3.907     84.7
2179.0     3.919     84.7
2180.0     3.930     84.7
2181.0     3.942     84.7
2182.0     3.953     84.7
2183.0     3.964     84.7
2184.0     3.975     84.7
2185.0     3.987     84.8
2186.0     3.998     84.8
2187.0     4.008     84.8
2188.0     4.019     84.8
2189.0     4.030     84.8
2190.0     4.041     84.8
2191.0     4.051     84.8
2192.0     4.062     84.8
2193.0     4.072     84.9
2194.0     4.082     84.9
2195.0     4.093     84.9
2196.0     4.103     84.9
2197.0     4.113     84.9
2198.0     4.123     84.9
2199.0     4.133     84.9
2200.0     4.143     84.9
2201.0     4.152     85.0
2202.0     4.162     85.0
2203.0     4.171     85.0
2204.0     4.181     85.0
2205.0     4.190     85.0
2206.0     4.200     85.0
2207.0     4.209     85.0
2208.0     4.218     85.0
2209.0     4.227     85.0
2210.0     4.236     85.1
2211.0     4.245     85.1
2212.0     4.254     85.1
2213.0     4.263     85.1
2214.0     4.271     85.1
2215.0     4.280     85.1
2216.0     4.288     85.1
2217.0     4.297     85.1
2218.0     4.305     85.1
2219.0     4.313     85.1
2220.0     4.321     85.2
2221.0     4.330     85.2
2222.0     4.338     85.2
2223.0     4.346     85.2
2224.0     4.353     85.2
2225.0     4.361     85.2
2226.0     4.369     85.2
2227.0     4.377     85.2
2228.0     4.384     85.2
2229.0     4.392     85.3
2230.0     4.399     85.3
2231.0     4.406     85.3
2232.0     4.414     85.3
2233.0     4.421     85.3
2234.0     4.428     85.3
2235.0     4.435     85.3
2236.0     4.442     85.3
2237.0     4.449     85.3
2238.0     4.456     85.3
2239.0     4.462     85.4
2240.0     4.469     85.4
2241.0     4.476     85.4
2242.0     4.482     85.4
2243.0     4.489     85.4
2244.0     4.495     85.4
2245.0     4.501     85.4
2246.0     4.507     85.4
2247.0     4.514     85.4
2248.0     4.520     85.4
2249.0     4.526     85.5
2250.0     4.532     85.5
2251.0     4.537     85.5
2252.0     4.543     85.5
2253.0     4.549     85.5
2254.0     4.554     85.5
2255.0     4.560     85.5
2256.0     4.566     85.5
2257.0     4.571     85.5
2258.0     4.576     85.5
2259.0     4.582     85.5
2260.0     4.587     85.6
2261.0     4.592     85.6
2262.0     4.597     85.6
2263.0     4.602     85.6
2264.0     4.607     85.6
2265.0     4.612     85.6
2266.0     4.616     85.6
2267.0     4.621     85.6
2268.0     4.626     85.6
2269.0     4.630     85.6
2270.0     4.635     85.6
2271.0     4.639     85.7
2272.0     4.644     85.7
2273.0     4.648     85.7
2274.0     4.652     85.7
2275.0     4.656     85.7
2276.0     4.660     85.7
2277.0     4.664     85.7
2278.0     4.668     85.7
2279.0     4.672     85.7
2280.0     4.676     85.7
2281.0     4.680     85.7
2282.0     4.683     85.8
2283.0     4.687     85.8
2284.0     4.690     85.8
2285.0     4.694     85.8
2286.0     4.697     85.8
2287.0     4.701     85.8
2288.0     4.704     85.8
2289.0     4.707     85.8
2290.0     4.710     85.8
2291.0     4.713     85.8
2292.0     4.716     85.8
2293.0     4.719     85.9
2294.0     4.722     85.9
2295.0     4.725     85.9
2296.0     4.727     85.9
2297.0     4.730     85.9
2298.0     4.732     85.9
2299.0     4.735     85.9
2300.0     4.737     85.9
2301.0     4.740     85.9
2302.0     4.742     85.9
2303.0     4.744     85.9
2304.0     4.746     86.0
2305.0     4.748     86.0
2306.0     4.750     86.0
2307.0     4.752     86.0
2308.0     4.754     86.0
2309.0     4.756     86.0
2310.0     4.758     86.0
2311.0     4.759     86.0
2312.0     4.761     86.0
2313.0     4.762     86.0
2314.0     4.764     86.0
2315.0     4.765     86.0
2316.0     4.767     86.1
2317.0     4.768     86.1
2318.0     4.769     86.1
2319.0     4.770     86.1
2320.0     4.771     86.1
2321.0     4.772     86.1
2322.0     4.773     86.1
2323.0     4.774     86.1
2324.0     4.775     86.1
2325.0     4.776     86.1
2326.0     4.776     86.1
2327.0     4.777     86.1
2328.0     4.777     86.2
2329.0     4.778     86.2
2330.0     4.778     86.2
2331.0     4.778     86.2
2332.0     4.779     86.2
2333.0     4.779     86.2
2334.0     4.779     86.2
2335.0     4.779     86.2
2336.0     4.779     86.2
2337.0     4.779     86.2






Disclaimer
This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2025. The Double Star Calculator and the results generated are licensed under CC BY-NC-SA 4.0.


Acknowledgements
The Double Star Calculator - Orbital Elements makes use of the Washington Double Star Sixth Catalog of Orbits of Visual Binary Stars, maintained at the U.S. Naval Observatory.


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