Double Star Calculator - Orbit

Orbital Elements for BU1068AB
WDS: BU1068AB WDS ID/Discoverer
P: 416.000 Orbital period (years)
a: 0.448 Semi-major axis (arcseconds)
i: 128.1 Inclination (degrees)
Ω: 151.7 Longitude of ascending node (degrees)
T: 1964.400 Epoch of periastron passage (year)
e: 0.608 Eccentricity
ω: 82.1 Longitude of periastron (degrees)
Start-Year: 1817.0 Year
End-Year: 2233.0 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for BU1068AB
Position: 084929.13+085152.8 Epoch-2000 right ascension and declination
WDS-ID: 08495+0852 WDS designation
Discoverer Code: BU1068AB Discover designation and components
ADS number: 7021 Aitken Double Star catalog
HD number: 75300 HD catalog number
Hipparcos number: 43317 Hipparcos catalog number
V1: 8.07 Magnitude of the primary
V2: 9.35 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2009 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: Hrt2010a Reference

Double Star Orbit for BU1068AB



WDS 6th Orbit including measures of BU1068AB

-- 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 BU1068AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.409   313.25
--------------------------
1817.00    0.425   227.45
1818.00    0.425   226.98
1819.00    0.424   226.51
1820.00    0.424   226.03
1821.00    0.423   225.56
1822.00    0.423   225.08
1823.00    0.423   224.61
1824.00    0.422   224.13
1825.00    0.422   223.65
1826.00    0.421   223.17
1827.00    0.421   222.69
1828.00    0.420   222.21
1829.00    0.420   221.73
1830.00    0.420   221.25
1831.00    0.419   220.77
1832.00    0.419   220.28
1833.00    0.418   219.80
1834.00    0.418   219.31
1835.00    0.418   218.82
1836.00    0.417   218.33
1837.00    0.417   217.84
1838.00    0.416   217.35
1839.00    0.416   216.86
1840.00    0.416   216.37
1841.00    0.415   215.88
1842.00    0.415   215.38
1843.00    0.414   214.89
1844.00    0.414   214.39
1845.00    0.413   213.89
1846.00    0.413   213.39
1847.00    0.412   212.89
1848.00    0.412   212.39
1849.00    0.412   211.89
1850.00    0.411   211.39
1851.00    0.411   210.89
1852.00    0.410   210.38
1853.00    0.410   209.87
1854.00    0.409   209.37
1855.00    0.409   208.86
1856.00    0.408   208.35
1857.00    0.408   207.84
1858.00    0.407   207.32
1859.00    0.407   206.81
1860.00    0.406   206.29
1861.00    0.406   205.78
1862.00    0.405   205.26
1863.00    0.404   204.74
1864.00    0.404   204.22
1865.00    0.403   203.70
1866.00    0.403   203.17
1867.00    0.402   202.65
1868.00    0.402   202.12
1869.00    0.401   201.59
1870.00    0.400   201.06
1871.00    0.400   200.53
1872.00    0.399   200.00
1873.00    0.398   199.46
1874.00    0.398   198.93
1875.00    0.397   198.39
1876.00    0.396   197.85
1877.00    0.395   197.30
1878.00    0.395   196.76
1879.00    0.394   196.21
1880.00    0.393   195.66
1881.00    0.392   195.11
1882.00    0.392   194.56
1883.00    0.391   194.00
1884.00    0.390   193.44
1885.00    0.389   192.88
1886.00    0.388   192.32
1887.00    0.387   191.75
1888.00    0.386   191.18
1889.00    0.385   190.61
1890.00    0.384   190.03
1891.00    0.383   189.45
1892.00    0.382   188.87
1893.00    0.381   188.29
1894.00    0.380   187.70
1895.00    0.379   187.11
1896.00    0.377   186.51
1897.00    0.376   185.91
1898.00    0.375   185.31
1899.00    0.373   184.70
1900.00    0.372   184.09
1901.00    0.371   183.47
1902.00    0.369   182.85
1903.00    0.368   182.22
1904.00    0.366   181.59
1905.00    0.365   180.96
1906.00    0.363   180.31
1907.00    0.361   179.66
1908.00    0.360   179.01
1909.00    0.358   178.35
1910.00    0.356   177.68
1911.00    0.354   177.01
1912.00    0.352   176.33
1913.00    0.350   175.64
1914.00    0.348   174.94
1915.00    0.346   174.23
1916.00    0.344   173.52
1917.00    0.341   172.79
1918.00    0.339   172.06
1919.00    0.337   171.31
1920.00    0.334   170.55
1921.00    0.331   169.79
1922.00    0.329   169.00
1923.00    0.326   168.21
1924.00    0.323   167.40
1925.00    0.320   166.58
1926.00    0.317   165.74
1927.00    0.314   164.88
1928.00    0.310   164.01
1929.00    0.307   163.12
1930.00    0.303   162.20
1931.00    0.300   161.27
1932.00    0.296   160.31
1933.00    0.292   159.32
1934.00    0.288   158.31
1935.00    0.283   157.27
1936.00    0.279   156.19
1937.00    0.275   155.08
1938.00    0.270   153.93
1939.00    0.265   152.74
1940.00    0.260   151.51
1941.00    0.255   150.22
1942.00    0.249   148.88
1943.00    0.244   147.48
1944.00    0.238   146.01
1945.00    0.232   144.46
1946.00    0.226   142.83
1947.00    0.219   141.11
1948.00    0.213   139.29
1949.00    0.206   137.34
1950.00    0.199   135.26
1951.00    0.192   133.04
1952.00    0.185   130.64
1953.00    0.177   128.04
1954.00    0.170   125.22
1955.00    0.163   122.15
1956.00    0.155   118.78
1957.00    0.148   115.08
1958.00    0.141   111.02
1959.00    0.135   106.53
1960.00    0.128   101.60
1961.00    0.123    96.19
1962.00    0.118    90.29
1963.00    0.114    83.92
1964.00    0.111    77.17
1965.00    0.109    70.12
1966.00    0.109    62.93
1967.00    0.110    55.77
1968.00    0.112    48.81
1969.00    0.115    42.17
1970.00    0.119    35.96
1971.00    0.125    30.24
1972.00    0.131    25.00
1973.00    0.137    20.25
1974.00    0.144    15.94
1975.00    0.151    12.04
1976.00    0.159     8.50
1977.00    0.167     5.29
1978.00    0.174     2.36
1979.00    0.182   359.69
1980.00    0.190   357.23
1981.00    0.198   354.97
1982.00    0.205   352.87
1983.00    0.213   350.92
1984.00    0.220   349.11
1985.00    0.227   347.41
1986.00    0.235   345.81
1987.00    0.241   344.31
1988.00    0.248   342.89
1989.00    0.255   341.54
1990.00    0.261   340.27
1991.00    0.268   339.05
1992.00    0.274   337.89
1993.00    0.280   336.78
1994.00    0.286   335.71
1995.00    0.291   334.69
1996.00    0.297   333.71
1997.00    0.302   332.76
1998.00    0.307   331.84
1999.00    0.312   330.95
2000.00    0.317   330.10
2001.00    0.322   329.26
2002.00    0.327   328.46
2003.00    0.331   327.67
2004.00    0.336   326.91
2005.00    0.340   326.16
2006.00    0.344   325.44
2007.00    0.348   324.73
2008.00    0.352   324.03
2009.00    0.356   323.36
2010.00    0.360   322.69
2011.00    0.364   322.04
2012.00    0.367   321.41
2013.00    0.371   320.78
2014.00    0.374   320.17
2015.00    0.377   319.56
2016.00    0.380   318.97
2017.00    0.384   318.39
2018.00    0.387   317.81
2019.00    0.390   317.25
2020.00    0.392   316.69
2021.00    0.395   316.14
2022.00    0.398   315.60
2023.00    0.400   315.07
2024.00    0.403   314.54
2025.00    0.406   314.02
2026.00    0.408   313.51
2027.00    0.410   313.00
2028.00    0.413   312.50
2029.00    0.415   312.00
2030.00    0.417   311.51
2031.00    0.419   311.02
2032.00    0.421   310.54
2033.00    0.423   310.06
2034.00    0.425   309.59
2035.00    0.427   309.12
2036.00    0.429   308.65
2037.00    0.430   308.19
2038.00    0.432   307.73
2039.00    0.434   307.28
2040.00    0.435   306.83
2041.00    0.437   306.38
2042.00    0.439   305.94
2043.00    0.440   305.50
2044.00    0.441   305.06
2045.00    0.443   304.63
2046.00    0.444   304.19
2047.00    0.446   303.76
2048.00    0.447   303.34
2049.00    0.448   302.91
2050.00    0.449   302.49
2051.00    0.450   302.07
2052.00    0.451   301.65
2053.00    0.453   301.23
2054.00    0.454   300.82
2055.00    0.455   300.41
2056.00    0.456   299.99
2057.00    0.457   299.59
2058.00    0.457   299.18
2059.00    0.458   298.77
2060.00    0.459   298.37
2061.00    0.460   297.96
2062.00    0.461   297.56
2063.00    0.462   297.16
2064.00    0.462   296.76
2065.00    0.463   296.37
2066.00    0.464   295.97
2067.00    0.464   295.58
2068.00    0.465   295.18
2069.00    0.465   294.79
2070.00    0.466   294.40
2071.00    0.467   294.00
2072.00    0.467   293.61
2073.00    0.468   293.22
2074.00    0.468   292.84
2075.00    0.469   292.45
2076.00    0.469   292.06
2077.00    0.469   291.67
2078.00    0.470   291.29
2079.00    0.470   290.90
2080.00    0.470   290.52
2081.00    0.471   290.13
2082.00    0.471   289.75
2083.00    0.471   289.37
2084.00    0.472   288.98
2085.00    0.472   288.60
2086.00    0.472   288.22
2087.00    0.472   287.84
2088.00    0.472   287.46
2089.00    0.473   287.08
2090.00    0.473   286.69
2091.00    0.473   286.31
2092.00    0.473   285.93
2093.00    0.473   285.55
2094.00    0.473   285.17
2095.00    0.473   284.79
2096.00    0.473   284.41
2097.00    0.473   284.03
2098.00    0.473   283.65
2099.00    0.473   283.27
2100.00    0.473   282.89
2101.00    0.473   282.51
2102.00    0.473   282.14
2103.00    0.473   281.76
2104.00    0.473   281.38
2105.00    0.473   281.00
2106.00    0.473   280.62
2107.00    0.473   280.24
2108.00    0.473   279.85
2109.00    0.473   279.47
2110.00    0.473   279.09
2111.00    0.473   278.71
2112.00    0.472   278.33
2113.00    0.472   277.95
2114.00    0.472   277.57
2115.00    0.472   277.19
2116.00    0.472   276.80
2117.00    0.471   276.42
2118.00    0.471   276.04
2119.00    0.471   275.66
2120.00    0.471   275.27
2121.00    0.471   274.89
2122.00    0.470   274.50
2123.00    0.470   274.12
2124.00    0.470   273.73
2125.00    0.470   273.35
2126.00    0.469   272.96
2127.00    0.469   272.58
2128.00    0.469   272.19
2129.00    0.468   271.80
2130.00    0.468   271.41
2131.00    0.468   271.02
2132.00    0.468   270.64
2133.00    0.467   270.25
2134.00    0.467   269.86
2135.00    0.467   269.47
2136.00    0.466   269.07
2137.00    0.466   268.68
2138.00    0.466   268.29
2139.00    0.465   267.90
2140.00    0.465   267.50
2141.00    0.464   267.11
2142.00    0.464   266.71
2143.00    0.464   266.32
2144.00    0.463   265.92
2145.00    0.463   265.53
2146.00    0.463   265.13
2147.00    0.462   264.73
2148.00    0.462   264.33
2149.00    0.461   263.93
2150.00    0.461   263.53
2151.00    0.461   263.13
2152.00    0.460   262.73
2153.00    0.460   262.33
2154.00    0.459   261.93
2155.00    0.459   261.52
2156.00    0.458   261.12
2157.00    0.458   260.71
2158.00    0.458   260.31
2159.00    0.457   259.90
2160.00    0.457   259.49
2161.00    0.456   259.08
2162.00    0.456   258.67
2163.00    0.455   258.27
2164.00    0.455   257.85
2165.00    0.455   257.44
2166.00    0.454   257.03
2167.00    0.454   256.62
2168.00    0.453   256.20
2169.00    0.453   255.79
2170.00    0.452   255.37
2171.00    0.452   254.96
2172.00    0.451   254.54
2173.00    0.451   254.12
2174.00    0.451   253.70
2175.00    0.450   253.28
2176.00    0.450   252.86
2177.00    0.449   252.44
2178.00    0.449   252.02
2179.00    0.448   251.60
2180.00    0.448   251.17
2181.00    0.447   250.75
2182.00    0.447   250.32
2183.00    0.446   249.90
2184.00    0.446   249.47
2185.00    0.446   249.04
2186.00    0.445   248.61
2187.00    0.445   248.18
2188.00    0.444   247.75
2189.00    0.444   247.32
2190.00    0.443   246.89
2191.00    0.443   246.46
2192.00    0.442   246.02
2193.00    0.442   245.59
2194.00    0.442   245.15
2195.00    0.441   244.71
2196.00    0.441   244.28
2197.00    0.440   243.84
2198.00    0.440   243.40
2199.00    0.439   242.96
2200.00    0.439   242.52
2201.00    0.438   242.07
2202.00    0.438   241.63
2203.00    0.438   241.19
2204.00    0.437   240.74
2205.00    0.437   240.30
2206.00    0.436   239.85
2207.00    0.436   239.40
2208.00    0.435   238.95
2209.00    0.435   238.50
2210.00    0.435   238.05
2211.00    0.434   237.60
2212.00    0.434   237.15
2213.00    0.433   236.70
2214.00    0.433   236.24
2215.00    0.432   235.79
2216.00    0.432   235.33
2217.00    0.432   234.88
2218.00    0.431   234.42
2219.00    0.431   233.96
2220.00    0.430   233.50
2221.00    0.430   233.04
2222.00    0.429   232.58
2223.00    0.429   232.12
2224.00    0.429   231.66
2225.00    0.428   231.19
2226.00    0.428   230.73
2227.00    0.427   230.26
2228.00    0.427   229.80
2229.00    0.427   229.33
2230.00    0.426   228.86
2231.00    0.426   228.39
2232.00    0.425   227.92






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 16:11:27



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