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

Double Star Calculator - Orbit

- Revision:   $Rev: 1216 $
- Report created:   2025-07-11 19:31:16

Orbital Elements for BU696AB
WDS: BU696AB WDS ID/Discoverer
P: 160.300 Orbital period (years)
a: 0.386 Semi-major axis (arcseconds)
i: 84.9 Inclination (degrees)
Ω: 172.2 Longitude of ascending node (degrees)
T: 2006.740 Epoch of periastron passage (year)
e: 0.909 Eccentricity
ω: 46.4 Longitude of periastron (degrees)
Start-Year: 1945.0 Year
End-Year: 2105.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for BU696AB
Position: 220430.12+155128.6 Epoch-2000 right ascension and declination
WDS-ID: 22045+1551 WDS designation
Discoverer Code: BU696AB Discover designation and components
ADS number: 15599 Aitken Double Star catalog
HD number: 209622 HD catalog number
Hipparcos number: 108961 Hipparcos catalog number
V1: 7.95 Magnitude of the primary
V2: 9.63 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2012 Date of last observation
Orbit grade: 3 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for BU696AB



WDS 6th Orbit including measures of BU696AB

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


Ephemeris of BU696AB
Click to expand/collapse ephemeris: 
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.373    354.4
-------------------------
1945.0     0.448    358.5
1946.0     0.444    358.6
1947.0     0.439    358.6
1948.0     0.435    358.7
1949.0     0.430    358.8
1950.0     0.425    358.8
1951.0     0.420    358.9
1952.0     0.415    359.0
1953.0     0.410    359.1
1954.0     0.404    359.1
1955.0     0.399    359.2
1956.0     0.393    359.3
1957.0     0.388    359.4
1958.0     0.382    359.5
1959.0     0.376    359.5
1960.0     0.370    359.6
1961.0     0.364    359.7
1962.0     0.358    359.8
1963.0     0.351    359.9
1964.0     0.345      0.0
1965.0     0.338      0.1
1966.0     0.331      0.2
1967.0     0.324      0.3
1968.0     0.317      0.5
1969.0     0.310      0.6
1970.0     0.303      0.7
1971.0     0.296      0.9
1972.0     0.288      1.0
1973.0     0.281      1.2
1974.0     0.273      1.3
1975.0     0.265      1.5
1976.0     0.257      1.7
1977.0     0.249      1.9
1978.0     0.240      2.1
1979.0     0.232      2.3
1980.0     0.223      2.5
1981.0     0.214      2.8
1982.0     0.206      3.1
1983.0     0.196      3.4
1984.0     0.187      3.7
1985.0     0.178      4.1
1986.0     0.168      4.5
1987.0     0.158      5.0
1988.0     0.148      5.5
1989.0     0.138      6.1
1990.0     0.128      6.8
1991.0     0.118      7.6
1992.0     0.107      8.6
1993.0     0.096      9.8
1994.0     0.085     11.3
1995.0     0.074     13.3
1996.0     0.063     16.0
1997.0     0.052     19.8
1998.0     0.041     25.7
1999.0     0.030     36.0
2000.0     0.021     56.0
2001.0     0.017     92.6
2002.0     0.021    128.5
2003.0     0.030    148.1
2004.0     0.040    158.5
2005.0     0.047    165.0
2006.0     0.046    170.4
2007.0     0.010    190.1
2008.0     0.047    347.1
2009.0     0.090    350.0
2010.0     0.125    351.1
2011.0     0.154    351.7
2012.0     0.179    352.2
2013.0     0.202    352.5
2014.0     0.222    352.8
2015.0     0.241    353.0
2016.0     0.259    353.2
2017.0     0.275    353.4
2018.0     0.290    353.6
2019.0     0.304    353.7
2020.0     0.317    353.8
2021.0     0.329    354.0
2022.0     0.341    354.1
2023.0     0.352    354.2
2024.0     0.363    354.3
2025.0     0.373    354.4
2026.0     0.382    354.4
2027.0     0.391    354.5
2028.0     0.400    354.6
2029.0     0.408    354.7
2030.0     0.416    354.8
2031.0     0.423    354.8
2032.0     0.430    354.9
2033.0     0.437    355.0
2034.0     0.443    355.0
2035.0     0.450    355.1
2036.0     0.455    355.2
2037.0     0.461    355.2
2038.0     0.466    355.3
2039.0     0.471    355.3
2040.0     0.476    355.4
2041.0     0.481    355.4
2042.0     0.485    355.5
2043.0     0.489    355.5
2044.0     0.493    355.6
2045.0     0.497    355.6
2046.0     0.500    355.7
2047.0     0.504    355.7
2048.0     0.507    355.8
2049.0     0.510    355.8
2050.0     0.512    355.9
2051.0     0.515    355.9
2052.0     0.517    356.0
2053.0     0.520    356.0
2054.0     0.522    356.1
2055.0     0.524    356.1
2056.0     0.525    356.2
2057.0     0.527    356.2
2058.0     0.528    356.2
2059.0     0.529    356.3
2060.0     0.530    356.3
2061.0     0.531    356.4
2062.0     0.532    356.4
2063.0     0.533    356.5
2064.0     0.533    356.5
2065.0     0.534    356.6
2066.0     0.534    356.6
2067.0     0.534    356.6
2068.0     0.534    356.7
2069.0     0.534    356.7
2070.0     0.534    356.8
2071.0     0.533    356.8
2072.0     0.533    356.9
2073.0     0.532    356.9
2074.0     0.531    356.9
2075.0     0.530    357.0
2076.0     0.529    357.0
2077.0     0.528    357.1
2078.0     0.527    357.1
2079.0     0.525    357.2
2080.0     0.524    357.2
2081.0     0.522    357.3
2082.0     0.521    357.3
2083.0     0.519    357.4
2084.0     0.517    357.4
2085.0     0.515    357.4
2086.0     0.512    357.5
2087.0     0.510    357.5
2088.0     0.508    357.6
2089.0     0.505    357.6
2090.0     0.502    357.7
2091.0     0.500    357.7
2092.0     0.497    357.8
2093.0     0.494    357.8
2094.0     0.491    357.9
2095.0     0.488    357.9
2096.0     0.484    358.0
2097.0     0.481    358.0
2098.0     0.477    358.1
2099.0     0.474    358.2
2100.0     0.470    358.2
2101.0     0.466    358.3
2102.0     0.462    358.3
2103.0     0.458    358.4
2104.0     0.454    358.4



 

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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