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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:13:15

Orbital Elements for ST3HL
WDS: ST3HL WDS ID/Discoverer
P: 365.637 Orbital period (years)
a: 3.46131 Semi-major axis (arcseconds)
i: 56.161 Inclination (degrees)
Ω: 153.954 Longitude of ascending node (degrees)
T: 1903.663 Epoch of periastron passage (year)
e: 0.25985 Eccentricity
ω: 259.47 Longitude of periastron (degrees)
Start-Year: 1843.0 Year
End-Year: 2207.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for ST3HL
Position: 051723.89+455021.7 Epoch-2000 right ascension and declination
WDS-ID: 05167+4600 WDS designation
Discoverer Code: ST3HL Discover designation and components
ADS number: 3841 Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 9.99 Magnitude of the primary
V2: 13.5 Magnitude of the secondary
Equinox: Equinox
Date: 2015 Date of last observation
Orbit grade: 5 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for ST3HL



WDS 6th Orbit including measures of ST3HL

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


Ephemeris of ST3HL
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     3.402    179.6
-------------------------
1843.0     3.183    328.6
1844.0     3.174    329.2
1845.0     3.164    329.8
1846.0     3.153    330.5
1847.0     3.142    331.1
1848.0     3.129    331.8
1849.0     3.116    332.4
1850.0     3.102    333.1
1851.0     3.087    333.7
1852.0     3.071    334.4
1853.0     3.054    335.1
1854.0     3.036    335.8
1855.0     3.018    336.4
1856.0     2.998    337.1
1857.0     2.978    337.9
1858.0     2.957    338.6
1859.0     2.935    339.3
1860.0     2.912    340.1
1861.0     2.888    340.8
1862.0     2.863    341.6
1863.0     2.838    342.4
1864.0     2.811    343.1
1865.0     2.784    344.0
1866.0     2.755    344.8
1867.0     2.726    345.6
1868.0     2.696    346.5
1869.0     2.665    347.4
1870.0     2.634    348.3
1871.0     2.601    349.2
1872.0     2.568    350.2
1873.0     2.534    351.1
1874.0     2.500    352.1
1875.0     2.465    353.2
1876.0     2.429    354.2
1877.0     2.392    355.3
1878.0     2.355    356.4
1879.0     2.317    357.6
1880.0     2.279    358.8
1881.0     2.241      0.0
1882.0     2.202      1.3
1883.0     2.163      2.7
1884.0     2.124      4.0
1885.0     2.085      5.5
1886.0     2.045      7.0
1887.0     2.006      8.5
1888.0     1.967     10.1
1889.0     1.928     11.8
1890.0     1.889     13.5
1891.0     1.851     15.3
1892.0     1.814     17.2
1893.0     1.777     19.2
1894.0     1.742     21.2
1895.0     1.707     23.4
1896.0     1.674     25.6
1897.0     1.642     27.9
1898.0     1.612     30.3
1899.0     1.583     32.8
1900.0     1.557     35.4
1901.0     1.532     38.0
1902.0     1.510     40.8
1903.0     1.490     43.6
1904.0     1.473     46.5
1905.0     1.459     49.4
1906.0     1.447     52.4
1907.0     1.439     55.5
1908.0     1.434     58.6
1909.0     1.431     61.6
1910.0     1.432     64.7
1911.0     1.436     67.8
1912.0     1.443     70.9
1913.0     1.453     73.9
1914.0     1.466     76.9
1915.0     1.482     79.8
1916.0     1.501     82.7
1917.0     1.522     85.4
1918.0     1.546     88.1
1919.0     1.572     90.7
1920.0     1.600     93.3
1921.0     1.630     95.7
1922.0     1.661     98.0
1923.0     1.695    100.3
1924.0     1.729    102.5
1925.0     1.765    104.5
1926.0     1.802    106.5
1927.0     1.840    108.4
1928.0     1.879    110.3
1929.0     1.918    112.0
1930.0     1.958    113.7
1931.0     1.998    115.4
1932.0     2.039    116.9
1933.0     2.080    118.4
1934.0     2.121    119.8
1935.0     2.162    121.2
1936.0     2.203    122.6
1937.0     2.244    123.8
1938.0     2.285    125.1
1939.0     2.326    126.3
1940.0     2.366    127.4
1941.0     2.406    128.5
1942.0     2.446    129.6
1943.0     2.485    130.7
1944.0     2.524    131.7
1945.0     2.562    132.7
1946.0     2.600    133.6
1947.0     2.637    134.5
1948.0     2.673    135.4
1949.0     2.709    136.3
1950.0     2.744    137.2
1951.0     2.779    138.0
1952.0     2.813    138.8
1953.0     2.846    139.6
1954.0     2.879    140.4
1955.0     2.910    141.1
1956.0     2.941    141.9
1957.0     2.972    142.6
1958.0     3.001    143.3
1959.0     3.030    144.0
1960.0     3.058    144.7
1961.0     3.085    145.4
1962.0     3.112    146.0
1963.0     3.137    146.7
1964.0     3.162    147.3
1965.0     3.186    147.9
1966.0     3.209    148.6
1967.0     3.232    149.2
1968.0     3.254    149.8
1969.0     3.275    150.4
1970.0     3.295    151.0
1971.0     3.314    151.5
1972.0     3.333    152.1
1973.0     3.351    152.7
1974.0     3.368    153.2
1975.0     3.384    153.8
1976.0     3.400    154.3
1977.0     3.414    154.9
1978.0     3.428    155.4
1979.0     3.442    156.0
1980.0     3.454    156.5
1981.0     3.466    157.0
1982.0     3.478    157.6
1983.0     3.488    158.1
1984.0     3.498    158.6
1985.0     3.507    159.1
1986.0     3.515    159.6
1987.0     3.523    160.1
1988.0     3.530    160.7
1989.0     3.536    161.2
1990.0     3.542    161.7
1991.0     3.547    162.2
1992.0     3.552    162.7
1993.0     3.556    163.2
1994.0     3.559    163.7
1995.0     3.561    164.2
1996.0     3.563    164.7
1997.0     3.565    165.2
1998.0     3.566    165.7
1999.0     3.566    166.2
2000.0     3.566    166.7
2001.0     3.565    167.2
2002.0     3.563    167.7
2003.0     3.561    168.2
2004.0     3.559    168.7
2005.0     3.556    169.2
2006.0     3.552    169.7
2007.0     3.548    170.2
2008.0     3.544    170.7
2009.0     3.539    171.2
2010.0     3.533    171.7
2011.0     3.528    172.2
2012.0     3.521    172.7
2013.0     3.514    173.2
2014.0     3.507    173.8
2015.0     3.499    174.3
2016.0     3.491    174.8
2017.0     3.483    175.3
2018.0     3.474    175.8
2019.0     3.465    176.4
2020.0     3.455    176.9
2021.0     3.445    177.4
2022.0     3.435    178.0
2023.0     3.424    178.5
2024.0     3.413    179.0
2025.0     3.402    179.6
2026.0     3.390    180.1
2027.0     3.378    180.7
2028.0     3.366    181.2
2029.0     3.353    181.8
2030.0     3.340    182.4
2031.0     3.327    182.9
2032.0     3.314    183.5
2033.0     3.300    184.1
2034.0     3.286    184.7
2035.0     3.272    185.3
2036.0     3.258    185.9
2037.0     3.243    186.5
2038.0     3.229    187.1
2039.0     3.214    187.7
2040.0     3.199    188.3
2041.0     3.184    188.9
2042.0     3.168    189.6
2043.0     3.153    190.2
2044.0     3.137    190.8
2045.0     3.121    191.5
2046.0     3.106    192.1
2047.0     3.090    192.8
2048.0     3.074    193.5
2049.0     3.057    194.1
2050.0     3.041    194.8
2051.0     3.025    195.5
2052.0     3.009    196.2
2053.0     2.993    196.9
2054.0     2.976    197.6
2055.0     2.960    198.3
2056.0     2.944    199.1
2057.0     2.927    199.8
2058.0     2.911    200.6
2059.0     2.895    201.3
2060.0     2.879    202.1
2061.0     2.863    202.8
2062.0     2.847    203.6
2063.0     2.831    204.4
2064.0     2.815    205.2
2065.0     2.800    206.0
2066.0     2.784    206.8
2067.0     2.769    207.6
2068.0     2.754    208.5
2069.0     2.739    209.3
2070.0     2.724    210.2
2071.0     2.709    211.0
2072.0     2.695    211.9
2073.0     2.680    212.8
2074.0     2.666    213.7
2075.0     2.653    214.6
2076.0     2.639    215.5
2077.0     2.626    216.4
2078.0     2.613    217.3
2079.0     2.601    218.2
2080.0     2.588    219.2
2081.0     2.576    220.1
2082.0     2.565    221.1
2083.0     2.553    222.1
2084.0     2.542    223.0
2085.0     2.532    224.0
2086.0     2.522    225.0
2087.0     2.512    226.0
2088.0     2.503    227.0
2089.0     2.494    228.0
2090.0     2.485    229.1
2091.0     2.477    230.1
2092.0     2.469    231.1
2093.0     2.462    232.2
2094.0     2.455    233.2
2095.0     2.449    234.3
2096.0     2.443    235.3
2097.0     2.438    236.4
2098.0     2.433    237.5
2099.0     2.428    238.5
2100.0     2.425    239.6
2101.0     2.421    240.7
2102.0     2.418    241.8
2103.0     2.416    242.9
2104.0     2.414    244.0
2105.0     2.413    245.1
2106.0     2.412    246.1
2107.0     2.411    247.2
2108.0     2.412    248.3
2109.0     2.412    249.4
2110.0     2.413    250.5
2111.0     2.415    251.6
2112.0     2.417    252.7
2113.0     2.420    253.8
2114.0     2.423    254.8
2115.0     2.427    255.9
2116.0     2.431    257.0
2117.0     2.436    258.1
2118.0     2.441    259.1
2119.0     2.446    260.2
2120.0     2.452    261.3
2121.0     2.459    262.3
2122.0     2.465    263.4
2123.0     2.473    264.4
2124.0     2.480    265.4
2125.0     2.489    266.5
2126.0     2.497    267.5
2127.0     2.506    268.5
2128.0     2.515    269.5
2129.0     2.525    270.5
2130.0     2.535    271.5
2131.0     2.545    272.5
2132.0     2.556    273.4
2133.0     2.567    274.4
2134.0     2.578    275.4
2135.0     2.590    276.3
2136.0     2.601    277.3
2137.0     2.613    278.2
2138.0     2.626    279.1
2139.0     2.638    280.0
2140.0     2.651    280.9
2141.0     2.664    281.8
2142.0     2.677    282.7
2143.0     2.690    283.6
2144.0     2.703    284.5
2145.0     2.717    285.3
2146.0     2.731    286.2
2147.0     2.744    287.1
2148.0     2.758    287.9
2149.0     2.772    288.7
2150.0     2.786    289.5
2151.0     2.800    290.4
2152.0     2.814    291.2
2153.0     2.828    292.0
2154.0     2.842    292.7
2155.0     2.856    293.5
2156.0     2.871    294.3
2157.0     2.884    295.1
2158.0     2.898    295.8
2159.0     2.912    296.6
2160.0     2.926    297.3
2161.0     2.940    298.1
2162.0     2.953    298.8
2163.0     2.967    299.5
2164.0     2.980    300.2
2165.0     2.993    300.9
2166.0     3.006    301.6
2167.0     3.018    302.3
2168.0     3.031    303.0
2169.0     3.043    303.7
2170.0     3.055    304.4
2171.0     3.067    305.1
2172.0     3.078    305.8
2173.0     3.090    306.4
2174.0     3.100    307.1
2175.0     3.111    307.7
2176.0     3.121    308.4
2177.0     3.131    309.0
2178.0     3.141    309.7
2179.0     3.150    310.3
2180.0     3.159    311.0
2181.0     3.167    311.6
2182.0     3.175    312.2
2183.0     3.183    312.9
2184.0     3.190    313.5
2185.0     3.196    314.1
2186.0     3.202    314.7
2187.0     3.208    315.3
2188.0     3.213    316.0
2189.0     3.218    316.6
2190.0     3.222    317.2
2191.0     3.225    317.8
2192.0     3.228    318.4
2193.0     3.231    319.0
2194.0     3.233    319.6
2195.0     3.234    320.2
2196.0     3.234    320.8
2197.0     3.234    321.4
2198.0     3.234    322.0
2199.0     3.232    322.7
2200.0     3.230    323.3
2201.0     3.228    323.9
2202.0     3.224    324.5
2203.0     3.220    325.1
2204.0     3.215    325.7
2205.0     3.210    326.3
2206.0     3.203    326.9






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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