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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:54:58

Orbital Elements for KOH86
WDS: KOH86 WDS ID/Discoverer
P: 300.000 Orbital period (years)
a: 0.43 Semi-major axis (arcseconds)
i: 126.2 Inclination (degrees)
Ω: 44.0 Longitude of ascending node (degrees)
T: 1865.000 Epoch of periastron passage (year)
e: 0.07 Eccentricity
ω: 289.0 Longitude of periastron (degrees)
Start-Year: 1875.0 Year
End-Year: 2175.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for KOH86
Position: 095313.72-793328.5 Epoch-2000 right ascension and declination
WDS-ID: 09527-7933 WDS designation
Discoverer Code: KOH86 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 86588 HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 9.8 Magnitude of the primary
V2: 11.7 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2018 Date of last observation
Orbit grade: 4 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for KOH86



WDS 6th Orbit including measures of KOH86

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


Ephemeris of KOH86
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.327    270.3
-------------------------
1875.0     0.294     86.5
1876.0     0.298     85.0
1877.0     0.303     83.5
1878.0     0.307     82.1
1879.0     0.311     80.8
1880.0     0.315     79.4
1881.0     0.319     78.1
1882.0     0.323     76.9
1883.0     0.327     75.6
1884.0     0.331     74.4
1885.0     0.335     73.2
1886.0     0.339     72.1
1887.0     0.343     71.0
1888.0     0.347     69.9
1889.0     0.351     68.8
1890.0     0.354     67.7
1891.0     0.358     66.7
1892.0     0.362     65.7
1893.0     0.365     64.7
1894.0     0.369     63.7
1895.0     0.372     62.8
1896.0     0.375     61.8
1897.0     0.378     60.9
1898.0     0.382     60.0
1899.0     0.384     59.1
1900.0     0.387     58.3
1901.0     0.390     57.4
1902.0     0.393     56.5
1903.0     0.395     55.7
1904.0     0.398     54.9
1905.0     0.400     54.0
1906.0     0.402     53.2
1907.0     0.404     52.4
1908.0     0.406     51.6
1909.0     0.408     50.8
1910.0     0.410     50.1
1911.0     0.411     49.3
1912.0     0.413     48.5
1913.0     0.414     47.7
1914.0     0.415     47.0
1915.0     0.416     46.2
1916.0     0.417     45.5
1917.0     0.418     44.7
1918.0     0.418     44.0
1919.0     0.419     43.2
1920.0     0.419     42.5
1921.0     0.420     41.7
1922.0     0.420     41.0
1923.0     0.420     40.3
1924.0     0.420     39.5
1925.0     0.419     38.8
1926.0     0.419     38.0
1927.0     0.419     37.3
1928.0     0.418     36.5
1929.0     0.417     35.8
1930.0     0.416     35.0
1931.0     0.415     34.3
1932.0     0.414     33.5
1933.0     0.413     32.8
1934.0     0.412     32.0
1935.0     0.411     31.2
1936.0     0.409     30.4
1937.0     0.407     29.6
1938.0     0.406     28.9
1939.0     0.404     28.1
1940.0     0.402     27.3
1941.0     0.400     26.4
1942.0     0.398     25.6
1943.0     0.396     24.8
1944.0     0.394     24.0
1945.0     0.391     23.1
1946.0     0.389     22.2
1947.0     0.386     21.4
1948.0     0.384     20.5
1949.0     0.381     19.6
1950.0     0.378     18.7
1951.0     0.376     17.8
1952.0     0.373     16.8
1953.0     0.370     15.9
1954.0     0.367     14.9
1955.0     0.364     14.0
1956.0     0.361     13.0
1957.0     0.358     11.9
1958.0     0.355     10.9
1959.0     0.352      9.9
1960.0     0.349      8.8
1961.0     0.346      7.7
1962.0     0.342      6.6
1963.0     0.339      5.5
1964.0     0.336      4.3
1965.0     0.333      3.2
1966.0     0.330      2.0
1967.0     0.327      0.8
1968.0     0.324    359.5
1969.0     0.321    358.3
1970.0     0.318    357.0
1971.0     0.315    355.7
1972.0     0.312    354.4
1973.0     0.309    353.0
1974.0     0.306    351.6
1975.0     0.303    350.2
1976.0     0.300    348.8
1977.0     0.298    347.3
1978.0     0.295    345.8
1979.0     0.293    344.3
1980.0     0.290    342.8
1981.0     0.288    341.2
1982.0     0.286    339.6
1983.0     0.284    338.0
1984.0     0.282    336.4
1985.0     0.280    334.7
1986.0     0.279    333.1
1987.0     0.277    331.4
1988.0     0.276    329.7
1989.0     0.275    327.9
1990.0     0.274    326.2
1991.0     0.273    324.4
1992.0     0.272    322.7
1993.0     0.271    320.9
1994.0     0.271    319.1
1995.0     0.271    317.4
1996.0     0.271    315.6
1997.0     0.271    313.8
1998.0     0.271    312.0
1999.0     0.271    310.2
2000.0     0.272    308.4
2001.0     0.273    306.7
2002.0     0.273    304.9
2003.0     0.274    303.2
2004.0     0.276    301.5
2005.0     0.277    299.7
2006.0     0.278    298.0
2007.0     0.280    296.4
2008.0     0.282    294.7
2009.0     0.284    293.1
2010.0     0.286    291.5
2011.0     0.288    289.9
2012.0     0.290    288.3
2013.0     0.292    286.8
2014.0     0.295    285.2
2015.0     0.297    283.8
2016.0     0.300    282.3
2017.0     0.303    280.9
2018.0     0.306    279.4
2019.0     0.308    278.1
2020.0     0.311    276.7
2021.0     0.314    275.4
2022.0     0.318    274.0
2023.0     0.321    272.8
2024.0     0.324    271.5
2025.0     0.327    270.3
2026.0     0.330    269.1
2027.0     0.333    267.9
2028.0     0.337    266.7
2029.0     0.340    265.6
2030.0     0.343    264.4
2031.0     0.347    263.4
2032.0     0.350    262.3
2033.0     0.353    261.2
2034.0     0.357    260.2
2035.0     0.360    259.2
2036.0     0.363    258.2
2037.0     0.366    257.2
2038.0     0.369    256.2
2039.0     0.373    255.3
2040.0     0.376    254.3
2041.0     0.379    253.4
2042.0     0.382    252.5
2043.0     0.385    251.6
2044.0     0.388    250.7
2045.0     0.391    249.9
2046.0     0.394    249.0
2047.0     0.396    248.2
2048.0     0.399    247.4
2049.0     0.402    246.5
2050.0     0.404    245.7
2051.0     0.407    245.0
2052.0     0.409    244.2
2053.0     0.412    243.4
2054.0     0.414    242.6
2055.0     0.416    241.9
2056.0     0.418    241.1
2057.0     0.420    240.4
2058.0     0.422    239.6
2059.0     0.424    238.9
2060.0     0.426    238.2
2061.0     0.427    237.5
2062.0     0.429    236.7
2063.0     0.430    236.0
2064.0     0.432    235.3
2065.0     0.433    234.6
2066.0     0.434    233.9
2067.0     0.435    233.2
2068.0     0.436    232.6
2069.0     0.437    231.9
2070.0     0.438    231.2
2071.0     0.438    230.5
2072.0     0.439    229.8
2073.0     0.439    229.1
2074.0     0.439    228.5
2075.0     0.439    227.8
2076.0     0.439    227.1
2077.0     0.439    226.4
2078.0     0.439    225.8
2079.0     0.439    225.1
2080.0     0.438    224.4
2081.0     0.438    223.7
2082.0     0.437    223.0
2083.0     0.436    222.4
2084.0     0.435    221.7
2085.0     0.434    221.0
2086.0     0.433    220.3
2087.0     0.432    219.6
2088.0     0.430    218.9
2089.0     0.429    218.2
2090.0     0.427    217.4
2091.0     0.425    216.7
2092.0     0.423    216.0
2093.0     0.421    215.3
2094.0     0.419    214.5
2095.0     0.417    213.8
2096.0     0.415    213.0
2097.0     0.412    212.3
2098.0     0.409    211.5
2099.0     0.407    210.7
2100.0     0.404    209.9
2101.0     0.401    209.1
2102.0     0.398    208.3
2103.0     0.395    207.4
2104.0     0.392    206.6
2105.0     0.389    205.7
2106.0     0.385    204.9
2107.0     0.382    204.0
2108.0     0.378    203.1
2109.0     0.375    202.2
2110.0     0.371    201.2
2111.0     0.367    200.3
2112.0     0.363    199.3
2113.0     0.359    198.3
2114.0     0.355    197.2
2115.0     0.351    196.2
2116.0     0.347    195.1
2117.0     0.343    194.0
2118.0     0.339    192.9
2119.0     0.335    191.8
2120.0     0.331    190.6
2121.0     0.326    189.4
2122.0     0.322    188.1
2123.0     0.318    186.8
2124.0     0.314    185.5
2125.0     0.309    184.2
2126.0     0.305    182.8
2127.0     0.301    181.4
2128.0     0.297    179.9
2129.0     0.293    178.4
2130.0     0.289    176.9
2131.0     0.285    175.3
2132.0     0.281    173.6
2133.0     0.277    172.0
2134.0     0.273    170.2
2135.0     0.270    168.5
2136.0     0.266    166.6
2137.0     0.263    164.8
2138.0     0.260    162.9
2139.0     0.257    160.9
2140.0     0.254    158.9
2141.0     0.251    156.9
2142.0     0.249    154.8
2143.0     0.247    152.6
2144.0     0.245    150.5
2145.0     0.243    148.3
2146.0     0.241    146.0
2147.0     0.240    143.8
2148.0     0.239    141.5
2149.0     0.238    139.2
2150.0     0.237    136.9
2151.0     0.237    134.6
2152.0     0.237    132.2
2153.0     0.237    129.9
2154.0     0.238    127.6
2155.0     0.238    125.3
2156.0     0.239    123.0
2157.0     0.241    120.7
2158.0     0.242    118.5
2159.0     0.244    116.3
2160.0     0.246    114.1
2161.0     0.248    111.9
2162.0     0.250    109.8
2163.0     0.253    107.8
2164.0     0.256    105.7
2165.0     0.258    103.8
2166.0     0.262    101.8
2167.0     0.265     99.9
2168.0     0.268     98.1
2169.0     0.272     96.3
2170.0     0.275     94.6
2171.0     0.279     92.8
2172.0     0.283     91.2
2173.0     0.287     89.6
2174.0     0.290     88.0






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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