Double Star Calculator - Orbit

Orbital Elements for A843AB
WDS: A843AB WDS ID/Discoverer
P: 181.900 Orbital period (years)
a: 0.556 Semi-major axis (arcseconds)
i: 86.8 Inclination (degrees)
Ω: 27.0 Longitude of ascending node (degrees)
T: 2036.300 Epoch of periastron passage (year)
e: 0.8 Eccentricity
ω: 230.0 Longitude of periastron (degrees)
Start-Year: 1934.05 Year
End-Year: 2115.95 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for A843AB
Position: 052343.65+734726.0 Epoch-2000 right ascension and declination
WDS-ID: 05237+7347 WDS designation
Discoverer Code: A843AB Discover designation and components
ADS number: 3914 Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 8.40 Magnitude of the primary
V2: 10.7 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2018 Date of last observation
Orbit grade: 5 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: Flags
Ephemerides: Ephemerides
Code: Tok2019e Reference

Double Star Orbit for A843AB



WDS 6th Orbit including measures of A843AB

-- 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 A843AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.120   198.96
--------------------------
1934.05    0.691    30.29
1935.05    0.688    30.33
1936.05    0.684    30.38
1937.05    0.681    30.42
1938.05    0.677    30.46
1939.05    0.673    30.51
1940.05    0.669    30.55
1941.05    0.664    30.60
1942.05    0.660    30.65
1943.05    0.656    30.69
1944.05    0.651    30.74
1945.05    0.646    30.79
1946.05    0.641    30.84
1947.05    0.636    30.89
1948.05    0.631    30.94
1949.05    0.626    30.99
1950.05    0.620    31.05
1951.05    0.615    31.10
1952.05    0.609    31.16
1953.05    0.603    31.21
1954.05    0.597    31.27
1955.05    0.591    31.33
1956.05    0.585    31.38
1957.05    0.579    31.45
1958.05    0.572    31.51
1959.05    0.566    31.57
1960.05    0.559    31.64
1961.05    0.553    31.70
1962.05    0.546    31.77
1963.05    0.539    31.84
1964.05    0.531    31.91
1965.05    0.524    31.98
1966.05    0.517    32.06
1967.05    0.509    32.14
1968.05    0.502    32.22
1969.05    0.494    32.30
1970.05    0.486    32.39
1971.05    0.478    32.47
1972.05    0.470    32.57
1973.05    0.462    32.66
1974.05    0.454    32.76
1975.05    0.445    32.86
1976.05    0.437    32.96
1977.05    0.428    33.07
1978.05    0.419    33.19
1979.05    0.411    33.31
1980.05    0.402    33.43
1981.05    0.392    33.56
1982.05    0.383    33.70
1983.05    0.374    33.84
1984.05    0.365    33.99
1985.05    0.355    34.15
1986.05    0.345    34.32
1987.05    0.336    34.49
1988.05    0.326    34.68
1989.05    0.316    34.88
1990.05    0.306    35.09
1991.05    0.296    35.32
1992.05    0.285    35.56
1993.05    0.275    35.82
1994.05    0.265    36.10
1995.05    0.254    36.41
1996.05    0.243    36.74
1997.05    0.232    37.10
1998.05    0.222    37.50
1999.05    0.211    37.94
2000.05    0.200    38.43
2001.05    0.188    38.97
2002.05    0.177    39.58
2003.05    0.166    40.28
2004.05    0.155    41.08
2005.05    0.143    42.01
2006.05    0.132    43.09
2007.05    0.120    44.39
2008.05    0.109    45.96
2009.05    0.097    47.91
2010.05    0.086    50.38
2011.05    0.074    53.60
2012.05    0.063    57.97
2013.05    0.053    64.16
2014.05    0.043    73.30
2015.05    0.035    87.26
2016.05    0.030   107.65
2017.05    0.029   132.00
2018.05    0.034   153.15
2019.05    0.042   167.84
2020.05    0.051   177.49
2021.05    0.062   183.98
2022.05    0.073   188.57
2023.05    0.084   191.95
2024.05    0.094   194.55
2025.05    0.105   196.61
2026.05    0.116   198.29
2027.05    0.125   199.71
2028.05    0.134   200.93
2029.05    0.142   202.00
2030.05    0.148   202.96
2031.05    0.153   203.87
2032.05    0.153   204.74
2033.05    0.149   205.63
2034.05    0.138   206.61
2035.05    0.117   207.85
2036.05    0.082   209.94
2037.05    0.036   216.63
2038.05    0.017     1.96
2039.05    0.066    20.40
2040.05    0.112    23.15
2041.05    0.154    24.33
2042.05    0.192    25.02
2043.05    0.227    25.49
2044.05    0.259    25.84
2045.05    0.288    26.11
2046.05    0.315    26.34
2047.05    0.341    26.53
2048.05    0.364    26.69
2049.05    0.386    26.84
2050.05    0.407    26.97
2051.05    0.426    27.09
2052.05    0.444    27.19
2053.05    0.461    27.29
2054.05    0.478    27.39
2055.05    0.493    27.47
2056.05    0.508    27.56
2057.05    0.521    27.63
2058.05    0.534    27.71
2059.05    0.547    27.78
2060.05    0.559    27.84
2061.05    0.570    27.91
2062.05    0.580    27.97
2063.05    0.590    28.03
2064.05    0.600    28.09
2065.05    0.609    28.14
2066.05    0.618    28.20
2067.05    0.626    28.25
2068.05    0.634    28.30
2069.05    0.641    28.35
2070.05    0.648    28.40
2071.05    0.655    28.45
2072.05    0.661    28.50
2073.05    0.667    28.54
2074.05    0.672    28.59
2075.05    0.678    28.63
2076.05    0.682    28.68
2077.05    0.687    28.72
2078.05    0.691    28.77
2079.05    0.695    28.81
2080.05    0.699    28.85
2081.05    0.703    28.89
2082.05    0.706    28.93
2083.05    0.709    28.97
2084.05    0.711    29.02
2085.05    0.714    29.06
2086.05    0.716    29.10
2087.05    0.718    29.14
2088.05    0.720    29.18
2089.05    0.721    29.21
2090.05    0.723    29.25
2091.05    0.724    29.29
2092.05    0.724    29.33
2093.05    0.725    29.37
2094.05    0.726    29.41
2095.05    0.726    29.45
2096.05    0.726    29.49
2097.05    0.726    29.53
2098.05    0.726    29.57
2099.05    0.725    29.61
2100.05    0.724    29.64
2101.05    0.723    29.68
2102.05    0.722    29.72
2103.05    0.721    29.76
2104.05    0.720    29.80
2105.05    0.718    29.84
2106.05    0.717    29.88
2107.05    0.715    29.92
2108.05    0.713    29.96
2109.05    0.711    30.00
2110.05    0.708    30.04
2111.05    0.706    30.08
2112.05    0.703    30.12
2113.05    0.700    30.17
2114.05    0.697    30.21
2115.05    0.694    30.25






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 15:36:34



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