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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 19:37:42

Orbital Elements for HU785
WDS: HU785 WDS ID/Discoverer
P: 277.077 Orbital period (years)
a: 0.217 Semi-major axis (arcseconds)
i: 129.8 Inclination (degrees)
Ω: 106.5 Longitude of ascending node (degrees)
T: 2010.280 Epoch of periastron passage (year)
e: 0.379 Eccentricity
ω: 16.5 Longitude of periastron (degrees)
Start-Year: 1887.0 Year
End-Year: 2163.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HU785
Position: 225459.51+513131.9 Epoch-2000 right ascension and declination
WDS-ID: 22550+5132 WDS designation
Discoverer Code: HU785 Discover designation and components
ADS number: 16368 Aitken Double Star catalog
HD number: 235994 HD catalog number
Hipparcos number: 113166 Hipparcos catalog number
V1: 9.91 Magnitude of the primary
V2: 10.36 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2008 Date of last observation
Orbit grade: 5 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for HU785



WDS 6th Orbit including measures of HU785

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


Ephemeris of HU785
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.109     58.6
-------------------------
1887.0     0.279    269.0
1888.0     0.278    268.5
1889.0     0.277    268.1
1890.0     0.275    267.6
1891.0     0.274    267.1
1892.0     0.273    266.6
1893.0     0.272    266.1
1894.0     0.270    265.7
1895.0     0.269    265.2
1896.0     0.267    264.6
1897.0     0.266    264.1
1898.0     0.264    263.6
1899.0     0.263    263.1
1900.0     0.261    262.6
1901.0     0.259    262.0
1902.0     0.258    261.5
1903.0     0.256    260.9
1904.0     0.254    260.4
1905.0     0.253    259.8
1906.0     0.251    259.3
1907.0     0.249    258.7
1908.0     0.247    258.1
1909.0     0.245    257.5
1910.0     0.243    256.9
1911.0     0.241    256.3
1912.0     0.239    255.6
1913.0     0.237    255.0
1914.0     0.235    254.3
1915.0     0.233    253.7
1916.0     0.231    253.0
1917.0     0.229    252.3
1918.0     0.227    251.6
1919.0     0.225    250.9
1920.0     0.223    250.2
1921.0     0.221    249.5
1922.0     0.218    248.7
1923.0     0.216    247.9
1924.0     0.214    247.2
1925.0     0.212    246.4
1926.0     0.209    245.5
1927.0     0.207    244.7
1928.0     0.205    243.9
1929.0     0.202    243.0
1930.0     0.200    242.1
1931.0     0.198    241.2
1932.0     0.195    240.2
1933.0     0.193    239.3
1934.0     0.191    238.3
1935.0     0.188    237.3
1936.0     0.186    236.2
1937.0     0.184    235.2
1938.0     0.181    234.1
1939.0     0.179    233.0
1940.0     0.177    231.8
1941.0     0.174    230.6
1942.0     0.172    229.4
1943.0     0.170    228.2
1944.0     0.167    226.9
1945.0     0.165    225.6
1946.0     0.163    224.3
1947.0     0.161    222.9
1948.0     0.159    221.5
1949.0     0.156    220.0
1950.0     0.154    218.5
1951.0     0.152    216.9
1952.0     0.150    215.4
1953.0     0.148    213.7
1954.0     0.146    212.1
1955.0     0.145    210.4
1956.0     0.143    208.6
1957.0     0.141    206.8
1958.0     0.139    205.0
1959.0     0.138    203.1
1960.0     0.136    201.1
1961.0     0.135    199.2
1962.0     0.134    197.2
1963.0     0.132    195.1
1964.0     0.131    193.0
1965.0     0.130    190.9
1966.0     0.129    188.8
1967.0     0.129    186.6
1968.0     0.128    184.4
1969.0     0.127    182.2
1970.0     0.127    179.9
1971.0     0.126    177.7
1972.0     0.126    175.4
1973.0     0.126    173.1
1974.0     0.126    170.8
1975.0     0.126    168.5
1976.0     0.126    166.2
1977.0     0.126    163.9
1978.0     0.126    161.6
1979.0     0.126    159.4
1980.0     0.127    157.1
1981.0     0.127    154.9
1982.0     0.128    152.6
1983.0     0.128    150.4
1984.0     0.129    148.2
1985.0     0.130    146.1
1986.0     0.130    143.9
1987.0     0.131    141.8
1988.0     0.132    139.7
1989.0     0.133    137.7
1990.0     0.133    135.6
1991.0     0.134    133.6
1992.0     0.135    131.6
1993.0     0.135    129.6
1994.0     0.136    127.6
1995.0     0.136    125.7
1996.0     0.137    123.7
1997.0     0.137    121.8
1998.0     0.137    119.9
1999.0     0.138    117.9
2000.0     0.138    116.0
2001.0     0.138    114.1
2002.0     0.137    112.2
2003.0     0.137    110.3
2004.0     0.137    108.3
2005.0     0.136    106.4
2006.0     0.136    104.4
2007.0     0.135    102.5
2008.0     0.134    100.5
2009.0     0.133     98.4
2010.0     0.132     96.3
2011.0     0.131     94.2
2012.0     0.129     92.1
2013.0     0.128     89.9
2014.0     0.126     87.7
2015.0     0.125     85.4
2016.0     0.123     83.0
2017.0     0.121     80.6
2018.0     0.120     78.1
2019.0     0.118     75.5
2020.0     0.116     72.9
2021.0     0.115     70.2
2022.0     0.113     67.4
2023.0     0.112     64.5
2024.0     0.110     61.6
2025.0     0.109     58.6
2026.0     0.108     55.5
2027.0     0.107     52.3
2028.0     0.106     49.1
2029.0     0.105     45.8
2030.0     0.104     42.5
2031.0     0.104     39.1
2032.0     0.104     35.8
2033.0     0.104     32.4
2034.0     0.104     29.1
2035.0     0.105     25.7
2036.0     0.105     22.5
2037.0     0.106     19.2
2038.0     0.108     16.1
2039.0     0.109     13.0
2040.0     0.110     10.0
2041.0     0.112      7.0
2042.0     0.114      4.2
2043.0     0.116      1.5
2044.0     0.118    358.8
2045.0     0.121    356.3
2046.0     0.123    353.9
2047.0     0.126    351.5
2048.0     0.129    349.3
2049.0     0.131    347.1
2050.0     0.134    345.1
2051.0     0.137    343.1
2052.0     0.140    341.2
2053.0     0.143    339.4
2054.0     0.146    337.7
2055.0     0.149    336.0
2056.0     0.152    334.4
2057.0     0.155    332.9
2058.0     0.159    331.4
2059.0     0.162    330.0
2060.0     0.165    328.6
2061.0     0.168    327.3
2062.0     0.171    326.1
2063.0     0.174    324.9
2064.0     0.177    323.7
2065.0     0.181    322.6
2066.0     0.184    321.5
2067.0     0.187    320.4
2068.0     0.190    319.4
2069.0     0.193    318.4
2070.0     0.196    317.4
2071.0     0.199    316.5
2072.0     0.202    315.6
2073.0     0.204    314.7
2074.0     0.207    313.9
2075.0     0.210    313.0
2076.0     0.213    312.2
2077.0     0.216    311.4
2078.0     0.218    310.7
2079.0     0.221    309.9
2080.0     0.224    309.2
2081.0     0.226    308.4
2082.0     0.229    307.7
2083.0     0.231    307.1
2084.0     0.234    306.4
2085.0     0.236    305.7
2086.0     0.238    305.1
2087.0     0.241    304.5
2088.0     0.243    303.8
2089.0     0.245    303.2
2090.0     0.247    302.6
2091.0     0.249    302.0
2092.0     0.251    301.5
2093.0     0.253    300.9
2094.0     0.255    300.3
2095.0     0.257    299.8
2096.0     0.259    299.2
2097.0     0.261    298.7
2098.0     0.263    298.2
2099.0     0.264    297.7
2100.0     0.266    297.1
2101.0     0.268    296.6
2102.0     0.269    296.1
2103.0     0.271    295.6
2104.0     0.272    295.1
2105.0     0.274    294.7
2106.0     0.275    294.2
2107.0     0.277    293.7
2108.0     0.278    293.2
2109.0     0.279    292.8
2110.0     0.280    292.3
2111.0     0.282    291.8
2112.0     0.283    291.4
2113.0     0.284    290.9
2114.0     0.285    290.5
2115.0     0.286    290.0
2116.0     0.287    289.6
2117.0     0.288    289.2
2118.0     0.288    288.7
2119.0     0.289    288.3
2120.0     0.290    287.8
2121.0     0.291    287.4
2122.0     0.291    287.0
2123.0     0.292    286.6
2124.0     0.292    286.1
2125.0     0.293    285.7
2126.0     0.293    285.3
2127.0     0.294    284.9
2128.0     0.294    284.5
2129.0     0.294    284.0
2130.0     0.295    283.6
2131.0     0.295    283.2
2132.0     0.295    282.8
2133.0     0.295    282.4
2134.0     0.295    282.0
2135.0     0.296    281.5
2136.0     0.296    281.1
2137.0     0.296    280.7
2138.0     0.295    280.3
2139.0     0.295    279.9
2140.0     0.295    279.5
2141.0     0.295    279.0
2142.0     0.295    278.6
2143.0     0.294    278.2
2144.0     0.294    277.8
2145.0     0.294    277.4
2146.0     0.293    277.0
2147.0     0.293    276.5
2148.0     0.292    276.1
2149.0     0.292    275.7
2150.0     0.291    275.3
2151.0     0.291    274.8
2152.0     0.290    274.4
2153.0     0.289    274.0
2154.0     0.289    273.5
2155.0     0.288    273.1
2156.0     0.287    272.7
2157.0     0.286    272.2
2158.0     0.285    271.8
2159.0     0.284    271.3
2160.0     0.283    270.9
2161.0     0.282    270.4
2162.0     0.281    270.0






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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