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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 16:35:29

Orbital Elements for COU357
WDS: COU357 WDS ID/Discoverer
P: 393.800 Orbital period (years)
a: 0.369 Semi-major axis (arcseconds)
i: 123.0 Inclination (degrees)
Ω: 128.9 Longitude of ascending node (degrees)
T: 2360.800 Epoch of periastron passage (year)
e: 0.253 Eccentricity
ω: 316.0 Longitude of periastron (degrees)
Start-Year: 1829.0 Year
End-Year: 2221.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for COU357
Position: 022501.89+252912.9 Epoch-2000 right ascension and declination
WDS-ID: 02250+2529 WDS designation
Discoverer Code: COU357 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 14918 HD catalog number
Hipparcos number: 11265 Hipparcos catalog number
V1: 8.28 Magnitude of the primary
V2: 9.39 Magnitude of the secondary
Equinox: Equinox
Date: 2013 Date of last observation
Orbit grade: 4 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for COU357



WDS 6th Orbit including measures of COU357

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


Ephemeris of COU357
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.287    107.0
-------------------------
1829.0     0.432    314.1
1830.0     0.432    313.8
1831.0     0.431    313.4
1832.0     0.431    313.1
1833.0     0.431    312.7
1834.0     0.430    312.3
1835.0     0.429    312.0
1836.0     0.429    311.6
1837.0     0.428    311.3
1838.0     0.427    310.9
1839.0     0.427    310.6
1840.0     0.426    310.2
1841.0     0.425    309.8
1842.0     0.424    309.5
1843.0     0.423    309.1
1844.0     0.422    308.7
1845.0     0.421    308.4
1846.0     0.419    308.0
1847.0     0.418    307.6
1848.0     0.417    307.2
1849.0     0.416    306.9
1850.0     0.414    306.5
1851.0     0.413    306.1
1852.0     0.411    305.7
1853.0     0.410    305.3
1854.0     0.408    304.9
1855.0     0.406    304.5
1856.0     0.405    304.1
1857.0     0.403    303.7
1858.0     0.401    303.3
1859.0     0.399    302.9
1860.0     0.397    302.5
1861.0     0.395    302.1
1862.0     0.393    301.7
1863.0     0.391    301.2
1864.0     0.389    300.8
1865.0     0.387    300.4
1866.0     0.384    299.9
1867.0     0.382    299.5
1868.0     0.379    299.0
1869.0     0.377    298.6
1870.0     0.374    298.1
1871.0     0.372    297.6
1872.0     0.369    297.2
1873.0     0.367    296.7
1874.0     0.364    296.2
1875.0     0.361    295.7
1876.0     0.358    295.2
1877.0     0.355    294.7
1878.0     0.352    294.1
1879.0     0.349    293.6
1880.0     0.346    293.1
1881.0     0.343    292.5
1882.0     0.340    291.9
1883.0     0.337    291.4
1884.0     0.333    290.8
1885.0     0.330    290.2
1886.0     0.327    289.6
1887.0     0.323    289.0
1888.0     0.320    288.3
1889.0     0.316    287.7
1890.0     0.313    287.0
1891.0     0.309    286.3
1892.0     0.306    285.6
1893.0     0.302    284.9
1894.0     0.298    284.2
1895.0     0.294    283.5
1896.0     0.291    282.7
1897.0     0.287    281.9
1898.0     0.283    281.1
1899.0     0.279    280.3
1900.0     0.275    279.4
1901.0     0.271    278.5
1902.0     0.267    277.6
1903.0     0.263    276.7
1904.0     0.259    275.7
1905.0     0.255    274.7
1906.0     0.251    273.7
1907.0     0.247    272.7
1908.0     0.243    271.6
1909.0     0.239    270.5
1910.0     0.235    269.3
1911.0     0.231    268.1
1912.0     0.228    266.8
1913.0     0.224    265.6
1914.0     0.220    264.2
1915.0     0.216    262.8
1916.0     0.212    261.4
1917.0     0.208    259.9
1918.0     0.205    258.4
1919.0     0.201    256.8
1920.0     0.198    255.1
1921.0     0.194    253.4
1922.0     0.191    251.7
1923.0     0.188    249.8
1924.0     0.185    247.9
1925.0     0.182    246.0
1926.0     0.179    244.0
1927.0     0.176    241.9
1928.0     0.174    239.7
1929.0     0.171    237.5
1930.0     0.169    235.3
1931.0     0.167    232.9
1932.0     0.165    230.6
1933.0     0.164    228.2
1934.0     0.162    225.7
1935.0     0.161    223.2
1936.0     0.160    220.7
1937.0     0.160    218.1
1938.0     0.159    215.5
1939.0     0.159    212.9
1940.0     0.159    210.3
1941.0     0.160    207.8
1942.0     0.160    205.2
1943.0     0.161    202.7
1944.0     0.162    200.1
1945.0     0.163    197.7
1946.0     0.165    195.2
1947.0     0.166    192.8
1948.0     0.168    190.5
1949.0     0.170    188.2
1950.0     0.172    186.0
1951.0     0.175    183.8
1952.0     0.177    181.7
1953.0     0.180    179.6
1954.0     0.183    177.6
1955.0     0.185    175.7
1956.0     0.188    173.8
1957.0     0.191    172.0
1958.0     0.195    170.2
1959.0     0.198    168.5
1960.0     0.201    166.8
1961.0     0.204    165.2
1962.0     0.207    163.7
1963.0     0.211    162.2
1964.0     0.214    160.7
1965.0     0.217    159.3
1966.0     0.221    158.0
1967.0     0.224    156.6
1968.0     0.227    155.4
1969.0     0.231    154.1
1970.0     0.234    152.9
1971.0     0.237    151.7
1972.0     0.240    150.6
1973.0     0.243    149.4
1974.0     0.246    148.3
1975.0     0.249    147.3
1976.0     0.252    146.2
1977.0     0.255    145.2
1978.0     0.258    144.2
1979.0     0.260    143.2
1980.0     0.263    142.3
1981.0     0.266    141.3
1982.0     0.268    140.4
1983.0     0.270    139.5
1984.0     0.273    138.6
1985.0     0.275    137.7
1986.0     0.277    136.9
1987.0     0.279    136.0
1988.0     0.281    135.2
1989.0     0.283    134.4
1990.0     0.284    133.5
1991.0     0.286    132.7
1992.0     0.287    131.9
1993.0     0.289    131.1
1994.0     0.290    130.4
1995.0     0.291    129.6
1996.0     0.292    128.8
1997.0     0.293    128.0
1998.0     0.294    127.3
1999.0     0.295    126.5
2000.0     0.296    125.8
2001.0     0.296    125.0
2002.0     0.297    124.3
2003.0     0.297    123.5
2004.0     0.298    122.8
2005.0     0.298    122.1
2006.0     0.298    121.3
2007.0     0.298    120.6
2008.0     0.298    119.9
2009.0     0.298    119.1
2010.0     0.298    118.4
2011.0     0.298    117.6
2012.0     0.298    116.9
2013.0     0.297    116.2
2014.0     0.297    115.4
2015.0     0.296    114.7
2016.0     0.296    113.9
2017.0     0.295    113.2
2018.0     0.294    112.4
2019.0     0.293    111.6
2020.0     0.292    110.9
2021.0     0.292    110.1
2022.0     0.291    109.3
2023.0     0.290    108.6
2024.0     0.289    107.8
2025.0     0.287    107.0
2026.0     0.286    106.2
2027.0     0.285    105.4
2028.0     0.284    104.6
2029.0     0.282    103.8
2030.0     0.281    102.9
2031.0     0.280    102.1
2032.0     0.278    101.3
2033.0     0.277    100.4
2034.0     0.276     99.5
2035.0     0.274     98.7
2036.0     0.273     97.8
2037.0     0.271     96.9
2038.0     0.270     96.0
2039.0     0.268     95.1
2040.0     0.267     94.2
2041.0     0.265     93.3
2042.0     0.263     92.3
2043.0     0.262     91.4
2044.0     0.260     90.4
2045.0     0.259     89.4
2046.0     0.257     88.4
2047.0     0.256     87.5
2048.0     0.254     86.4
2049.0     0.253     85.4
2050.0     0.251     84.4
2051.0     0.250     83.3
2052.0     0.248     82.3
2053.0     0.247     81.2
2054.0     0.245     80.1
2055.0     0.244     79.0
2056.0     0.243     77.9
2057.0     0.241     76.8
2058.0     0.240     75.7
2059.0     0.239     74.5
2060.0     0.238     73.4
2061.0     0.237     72.2
2062.0     0.235     71.0
2063.0     0.234     69.8
2064.0     0.233     68.6
2065.0     0.232     67.4
2066.0     0.232     66.2
2067.0     0.231     65.0
2068.0     0.230     63.8
2069.0     0.229     62.5
2070.0     0.229     61.3
2071.0     0.228     60.0
2072.0     0.227     58.7
2073.0     0.227     57.5
2074.0     0.227     56.2
2075.0     0.226     54.9
2076.0     0.226     53.6
2077.0     0.226     52.3
2078.0     0.226     51.1
2079.0     0.226     49.8
2080.0     0.226     48.5
2081.0     0.226     47.2
2082.0     0.226     45.9
2083.0     0.226     44.6
2084.0     0.227     43.3
2085.0     0.227     42.1
2086.0     0.227     40.8
2087.0     0.228     39.5
2088.0     0.229     38.3
2089.0     0.229     37.0
2090.0     0.230     35.8
2091.0     0.231     34.5
2092.0     0.232     33.3
2093.0     0.233     32.1
2094.0     0.234     30.9
2095.0     0.235     29.7
2096.0     0.236     28.5
2097.0     0.237     27.3
2098.0     0.238     26.2
2099.0     0.240     25.0
2100.0     0.241     23.9
2101.0     0.242     22.8
2102.0     0.244     21.7
2103.0     0.245     20.6
2104.0     0.247     19.5
2105.0     0.249     18.4
2106.0     0.250     17.4
2107.0     0.252     16.3
2108.0     0.254     15.3
2109.0     0.256     14.3
2110.0     0.257     13.3
2111.0     0.259     12.3
2112.0     0.261     11.3
2113.0     0.263     10.4
2114.0     0.265      9.4
2115.0     0.267      8.5
2116.0     0.269      7.6
2117.0     0.271      6.7
2118.0     0.274      5.8
2119.0     0.276      5.0
2120.0     0.278      4.1
2121.0     0.280      3.3
2122.0     0.282      2.4
2123.0     0.284      1.6
2124.0     0.287      0.8
2125.0     0.289      0.0
2126.0     0.291    359.2
2127.0     0.293    358.5
2128.0     0.296    357.7
2129.0     0.298    357.0
2130.0     0.300    356.2
2131.0     0.303    355.5
2132.0     0.305    354.8
2133.0     0.307    354.1
2134.0     0.310    353.4
2135.0     0.312    352.7
2136.0     0.314    352.1
2137.0     0.317    351.4
2138.0     0.319    350.8
2139.0     0.321    350.1
2140.0     0.324    349.5
2141.0     0.326    348.9
2142.0     0.328    348.2
2143.0     0.331    347.6
2144.0     0.333    347.0
2145.0     0.335    346.5
2146.0     0.337    345.9
2147.0     0.340    345.3
2148.0     0.342    344.7
2149.0     0.344    344.2
2150.0     0.346    343.6
2151.0     0.349    343.1
2152.0     0.351    342.6
2153.0     0.353    342.0
2154.0     0.355    341.5
2155.0     0.357    341.0
2156.0     0.360    340.5
2157.0     0.362    340.0
2158.0     0.364    339.5
2159.0     0.366    339.0
2160.0     0.368    338.5
2161.0     0.370    338.0
2162.0     0.372    337.5
2163.0     0.374    337.1
2164.0     0.376    336.6
2165.0     0.378    336.1
2166.0     0.380    335.7
2167.0     0.382    335.2
2168.0     0.384    334.8
2169.0     0.385    334.3
2170.0     0.387    333.9
2171.0     0.389    333.5
2172.0     0.391    333.0
2173.0     0.393    332.6
2174.0     0.394    332.2
2175.0     0.396    331.8
2176.0     0.398    331.3
2177.0     0.399    330.9
2178.0     0.401    330.5
2179.0     0.402    330.1
2180.0     0.404    329.7
2181.0     0.405    329.3
2182.0     0.407    328.9
2183.0     0.408    328.5
2184.0     0.410    328.1
2185.0     0.411    327.7
2186.0     0.412    327.3
2187.0     0.414    327.0
2188.0     0.415    326.6
2189.0     0.416    326.2
2190.0     0.417    325.8
2191.0     0.418    325.4
2192.0     0.419    325.1
2193.0     0.420    324.7
2194.0     0.422    324.3
2195.0     0.422    324.0
2196.0     0.423    323.6
2197.0     0.424    323.2
2198.0     0.425    322.9
2199.0     0.426    322.5
2200.0     0.427    322.1
2201.0     0.427    321.8
2202.0     0.428    321.4
2203.0     0.429    321.1
2204.0     0.429    320.7
2205.0     0.430    320.4
2206.0     0.430    320.0
2207.0     0.431    319.6
2208.0     0.431    319.3
2209.0     0.432    318.9
2210.0     0.432    318.6
2211.0     0.432    318.2
2212.0     0.433    317.9
2213.0     0.433    317.5
2214.0     0.433    317.2
2215.0     0.433    316.8
2216.0     0.433    316.5
2217.0     0.433    316.1
2218.0     0.433    315.8
2219.0     0.433    315.4
2220.0     0.433    315.1






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.


www.stella-vega.de