Double Star Calculator - Orbit

Orbital Elements for COU234
WDS: COU234 WDS ID/Discoverer
P: 300.000 Orbital period (years)
a: 0.513 Semi-major axis (arcseconds)
i: 115.3 Inclination (degrees)
Ω: 133.9 Longitude of ascending node (degrees)
T: 1987.560 Epoch of periastron passage (year)
e: 0.693 Eccentricity
ω: 176.2 Longitude of periastron (degrees)
Start-Year: 1875.0 Year
End-Year: 2175.0 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for COU234
Position: 223042.61+175828.0 Epoch-2000 right ascension and declination
WDS-ID: 22307+1758 WDS designation
Discoverer Code: COU234 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 213392 HD catalog number
Hipparcos number: 111125 Hipparcos catalog number
V1: 9.68 Magnitude of the primary
V2: 9.13 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2007 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: Doc2012c Reference

Double Star Orbit for COU234



WDS 6th Orbit including measures of COU234

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


Legend:
Green plus signs:Visual (micrometric) measures
Violet asterisks:Photographic measures
Blue symbols:Various interferometric techniques
Dot-dash line:Indicates the line of nodes

Ephemeris of COU234
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.341   163.12
--------------------------
1875.00    0.824   130.53
1876.00    0.821   130.39
1877.00    0.818   130.24
1878.00    0.815   130.09
1879.00    0.813   129.95
1880.00    0.810   129.80
1881.00    0.807   129.65
1882.00    0.803   129.50
1883.00    0.800   129.35
1884.00    0.797   129.20
1885.00    0.793   129.04
1886.00    0.790   128.89
1887.00    0.786   128.73
1888.00    0.783   128.57
1889.00    0.779   128.41
1890.00    0.775   128.25
1891.00    0.771   128.09
1892.00    0.767   127.93
1893.00    0.763   127.76
1894.00    0.759   127.59
1895.00    0.755   127.42
1896.00    0.751   127.25
1897.00    0.746   127.08
1898.00    0.742   126.90
1899.00    0.737   126.72
1900.00    0.732   126.54
1901.00    0.728   126.36
1902.00    0.723   126.17
1903.00    0.718   125.99
1904.00    0.713   125.80
1905.00    0.708   125.60
1906.00    0.702   125.41
1907.00    0.697   125.21
1908.00    0.692   125.01
1909.00    0.686   124.80
1910.00    0.680   124.59
1911.00    0.675   124.38
1912.00    0.669   124.17
1913.00    0.663   123.95
1914.00    0.657   123.72
1915.00    0.651   123.50
1916.00    0.644   123.26
1917.00    0.638   123.03
1918.00    0.632   122.79
1919.00    0.625   122.54
1920.00    0.618   122.29
1921.00    0.612   122.03
1922.00    0.605   121.77
1923.00    0.598   121.50
1924.00    0.591   121.22
1925.00    0.583   120.94
1926.00    0.576   120.65
1927.00    0.569   120.35
1928.00    0.561   120.05
1929.00    0.553   119.73
1930.00    0.545   119.41
1931.00    0.538   119.08
1932.00    0.529   118.74
1933.00    0.521   118.39
1934.00    0.513   118.02
1935.00    0.505   117.65
1936.00    0.496   117.26
1937.00    0.487   116.86
1938.00    0.479   116.44
1939.00    0.470   116.01
1940.00    0.461   115.56
1941.00    0.451   115.09
1942.00    0.442   114.60
1943.00    0.433   114.09
1944.00    0.423   113.56
1945.00    0.413   113.00
1946.00    0.403   112.42
1947.00    0.393   111.81
1948.00    0.383   111.16
1949.00    0.373   110.48
1950.00    0.363   109.76
1951.00    0.352   109.00
1952.00    0.341   108.19
1953.00    0.331   107.33
1954.00    0.320   106.41
1955.00    0.309   105.43
1956.00    0.298   104.37
1957.00    0.286   103.22
1958.00    0.275   101.99
1959.00    0.263   100.64
1960.00    0.252    99.18
1961.00    0.240    97.57
1962.00    0.229    95.79
1963.00    0.217    93.83
1964.00    0.205    91.65
1965.00    0.194    89.20
1966.00    0.182    86.44
1967.00    0.171    83.31
1968.00    0.160    79.75
1969.00    0.149    75.68
1970.00    0.139    71.00
1971.00    0.130    65.63
1972.00    0.122    59.49
1973.00    0.115    52.52
1974.00    0.109    44.76
1975.00    0.106    36.33
1976.00    0.104    27.47
1977.00    0.105    18.50
1978.00    0.107     9.77
1979.00    0.111     1.55
1980.00    0.116   354.02
1981.00    0.123   347.22
1982.00    0.130   341.11
1983.00    0.137   335.62
1984.00    0.143   330.64
1985.00    0.149   326.07
1986.00    0.153   321.81
1987.00    0.156   317.74
1988.00    0.158   313.80
1989.00    0.157   309.89
1990.00    0.156   305.93
1991.00    0.153   301.84
1992.00    0.148   297.54
1993.00    0.143   292.97
1994.00    0.138   288.04
1995.00    0.132   282.69
1996.00    0.127   276.86
1997.00    0.122   270.54
1998.00    0.118   263.72
1999.00    0.115   256.49
2000.00    0.113   248.97
2001.00    0.113   241.35
2002.00    0.115   233.83
2003.00    0.118   226.61
2004.00    0.122   219.85
2005.00    0.128   213.64
2006.00    0.135   208.01
2007.00    0.143   202.96
2008.00    0.151   198.45
2009.00    0.160   194.44
2010.00    0.170   190.87
2011.00    0.180   187.69
2012.00    0.190   184.84
2013.00    0.200   182.28
2014.00    0.211   179.97
2015.00    0.221   177.88
2016.00    0.232   175.99
2017.00    0.242   174.26
2018.00    0.253   172.67
2019.00    0.264   171.21
2020.00    0.274   169.87
2021.00    0.285   168.62
2022.00    0.295   167.47
2023.00    0.306   166.39
2024.00    0.316   165.38
2025.00    0.326   164.43
2026.00    0.336   163.55
2027.00    0.346   162.71
2028.00    0.356   161.92
2029.00    0.366   161.17
2030.00    0.376   160.46
2031.00    0.385   159.79
2032.00    0.395   159.15
2033.00    0.404   158.54
2034.00    0.413   157.96
2035.00    0.422   157.40
2036.00    0.431   156.87
2037.00    0.440   156.35
2038.00    0.449   155.86
2039.00    0.458   155.39
2040.00    0.466   154.93
2041.00    0.475   154.49
2042.00    0.483   154.07
2043.00    0.492   153.66
2044.00    0.500   153.27
2045.00    0.508   152.88
2046.00    0.516   152.51
2047.00    0.524   152.15
2048.00    0.531   151.80
2049.00    0.539   151.46
2050.00    0.547   151.13
2051.00    0.554   150.81
2052.00    0.561   150.50
2053.00    0.569   150.19
2054.00    0.576   149.89
2055.00    0.583   149.60
2056.00    0.590   149.32
2057.00    0.596   149.04
2058.00    0.603   148.77
2059.00    0.610   148.51
2060.00    0.616   148.25
2061.00    0.623   148.00
2062.00    0.629   147.75
2063.00    0.635   147.51
2064.00    0.642   147.27
2065.00    0.648   147.03
2066.00    0.654   146.80
2067.00    0.659   146.58
2068.00    0.665   146.36
2069.00    0.671   146.14
2070.00    0.677   145.92
2071.00    0.682   145.71
2072.00    0.688   145.50
2073.00    0.693   145.30
2074.00    0.698   145.10
2075.00    0.703   144.90
2076.00    0.708   144.71
2077.00    0.713   144.51
2078.00    0.718   144.32
2079.00    0.723   144.14
2080.00    0.728   143.95
2081.00    0.732   143.77
2082.00    0.737   143.59
2083.00    0.741   143.41
2084.00    0.746   143.23
2085.00    0.750   143.06
2086.00    0.754   142.89
2087.00    0.759   142.72
2088.00    0.763   142.55
2089.00    0.767   142.38
2090.00    0.771   142.22
2091.00    0.774   142.06
2092.00    0.778   141.89
2093.00    0.782   141.73
2094.00    0.785   141.58
2095.00    0.789   141.42
2096.00    0.792   141.26
2097.00    0.796   141.11
2098.00    0.799   140.96
2099.00    0.802   140.80
2100.00    0.805   140.65
2101.00    0.808   140.50
2102.00    0.811   140.36
2103.00    0.814   140.21
2104.00    0.817   140.06
2105.00    0.820   139.92
2106.00    0.822   139.77
2107.00    0.825   139.63
2108.00    0.827   139.49
2109.00    0.830   139.34
2110.00    0.832   139.20
2111.00    0.834   139.06
2112.00    0.836   138.92
2113.00    0.839   138.78
2114.00    0.841   138.65
2115.00    0.843   138.51
2116.00    0.844   138.37
2117.00    0.846   138.24
2118.00    0.848   138.10
2119.00    0.850   137.97
2120.00    0.851   137.83
2121.00    0.853   137.70
2122.00    0.854   137.56
2123.00    0.856   137.43
2124.00    0.857   137.30
2125.00    0.858   137.17
2126.00    0.859   137.03
2127.00    0.860   136.90
2128.00    0.861   136.77
2129.00    0.862   136.64
2130.00    0.863   136.51
2131.00    0.864   136.38
2132.00    0.864   136.25
2133.00    0.865   136.12
2134.00    0.866   135.99
2135.00    0.866   135.86
2136.00    0.866   135.73
2137.00    0.867   135.60
2138.00    0.867   135.47
2139.00    0.867   135.34
2140.00    0.867   135.21
2141.00    0.867   135.08
2142.00    0.867   134.95
2143.00    0.867   134.82
2144.00    0.867   134.69
2145.00    0.867   134.56
2146.00    0.866   134.43
2147.00    0.866   134.30
2148.00    0.865   134.17
2149.00    0.865   134.04
2150.00    0.864   133.91
2151.00    0.864   133.78
2152.00    0.863   133.65
2153.00    0.862   133.52
2154.00    0.861   133.39
2155.00    0.860   133.26
2156.00    0.859   133.13
2157.00    0.858   133.00
2158.00    0.856   132.86
2159.00    0.855   132.73
2160.00    0.854   132.60
2161.00    0.852   132.46
2162.00    0.851   132.33
2163.00    0.849   132.19
2164.00    0.847   132.06
2165.00    0.846   131.92
2166.00    0.844   131.79
2167.00    0.842   131.65
2168.00    0.840   131.51
2169.00    0.838   131.37
2170.00    0.836   131.24
2171.00    0.833   131.10
2172.00    0.831   130.96
2173.00    0.829   130.81
2174.00    0.826   130.67






Disclaimer
This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2025. Unless otherwise noted, all output generated by the Double Star Calculator including orbit diagrams, ephemerides, and analytical reports is licensed under CC BY 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.


Report Information
Double Star Calculator: Version 1.2 ($Rev: 2397 $)
Report created: 2026-06-25 18:41:09



www.stella-vega.de