Double Star Calculator - Orbit

Orbital Elements for A1082AB

WDS:	A1082AB	WDS ID/Discoverer
P:	212.700	Orbital period (years)
a:	0.6	Semi-major axis (arcseconds)
i:	127.0	Inclination (degrees)
Ω:	5.0	Longitude of ascending node (degrees)
T:	1987.660	Epoch of periastron passage (year)
e:	0.644	Eccentricity
ω:	24.2	Longitude of periastron (degrees)
Start-Year:	1918.65	Year
End-Year:	2131.35	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for A1082AB
Position:	092039.31-074156.0	Epoch-2000 right ascension and declination
WDS-ID:	09207-0742	WDS designation
Discoverer Code:	A1082AB	Discover designation and components
ADS number:	7316	Aitken Double Star catalog
HD number:	80615	HD catalog number
Hipparcos number:	.	Hipparcos catalog number
V1:	9.30	Magnitude of the primary
V2:	10.4	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:	Doc2011d	Reference

Double Star Orbit for A1082AB

WDS 6th Orbit including measures of A1082AB

-- 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 A1082AB

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.660   195.55
--------------------------
1918.65    0.751   155.49
1919.65    0.744   154.98
1920.65    0.736   154.47
1921.65    0.728   153.95
1922.65    0.720   153.41
1923.65    0.712   152.87
1924.65    0.704   152.30
1925.65    0.695   151.73
1926.65    0.687   151.14
1927.65    0.678   150.54
1928.65    0.669   149.92
1929.65    0.660   149.29
1930.65    0.651   148.63
1931.65    0.642   147.96
1932.65    0.633   147.27
1933.65    0.623   146.56
1934.65    0.613   145.83
1935.65    0.604   145.07
1936.65    0.594   144.29
1937.65    0.584   143.48
1938.65    0.574   142.64
1939.65    0.564   141.78
1940.65    0.554   140.88
1941.65    0.543   139.94
1942.65    0.533   138.97
1943.65    0.522   137.97
1944.65    0.511   136.91
1945.65    0.501   135.82
1946.65    0.490   134.68
1947.65    0.479   133.48
1948.65    0.468   132.23
1949.65    0.457   130.92
1950.65    0.446   129.54
1951.65    0.435   128.10
1952.65    0.424   126.58
1953.65    0.413   124.98
1954.65    0.402   123.29
1955.65    0.391   121.50
1956.65    0.380   119.62
1957.65    0.369   117.62
1958.65    0.359   115.50
1959.65    0.348   113.26
1960.65    0.338   110.88
1961.65    0.328   108.34
1962.65    0.318   105.66
1963.65    0.309   102.80
1964.65    0.300    99.77
1965.65    0.291    96.55
1966.65    0.283    93.14
1967.65    0.275    89.53
1968.65    0.268    85.73
1969.65    0.262    81.73
1970.65    0.256    77.54
1971.65    0.251    73.18
1972.65    0.247    68.66
1973.65    0.244    64.00
1974.65    0.241    59.22
1975.65    0.239    54.35
1976.65    0.238    49.41
1977.65    0.237    44.42
1978.65    0.236    39.41
1979.65    0.236    34.37
1980.65    0.235    29.30
1981.65    0.234    24.20
1982.65    0.232    19.03
1983.65    0.229    13.75
1984.65    0.225     8.30
1985.65    0.219     2.59
1986.65    0.211   356.51
1987.65    0.202   349.93
1988.65    0.192   342.70
1989.65    0.182   334.66
1990.65    0.172   325.68
1991.65    0.165   315.76
1992.65    0.160   305.06
1993.65    0.159   293.97
1994.65    0.162   283.02
1995.65    0.169   272.74
1996.65    0.180   263.49
1997.65    0.193   255.40
1998.65    0.209   248.44
1999.65    0.226   242.48
2000.65    0.244   237.39
2001.65    0.263   233.00
2002.65    0.282   229.21
2003.65    0.301   225.90
2004.65    0.320   222.98
2005.65    0.339   220.39
2006.65    0.358   218.08
2007.65    0.376   215.99
2008.65    0.394   214.10
2009.65    0.412   212.38
2010.65    0.430   210.79
2011.65    0.447   209.33
2012.65    0.464   207.98
2013.65    0.481   206.72
2014.65    0.497   205.55
2015.65    0.512   204.45
2016.65    0.528   203.41
2017.65    0.543   202.43
2018.65    0.557   201.50
2019.65    0.572   200.62
2020.65    0.586   199.78
2021.65    0.599   198.98
2022.65    0.612   198.22
2023.65    0.625   197.49
2024.65    0.638   196.78
2025.65    0.650   196.11
2026.65    0.662   195.45
2027.65    0.674   194.83
2028.65    0.685   194.22
2029.65    0.696   193.63
2030.65    0.707   193.06
2031.65    0.717   192.50
2032.65    0.727   191.97
2033.65    0.737   191.44
2034.65    0.746   190.93
2035.65    0.756   190.44
2036.65    0.765   189.95
2037.65    0.774   189.48
2038.65    0.782   189.01
2039.65    0.790   188.56
2040.65    0.798   188.11
2041.65    0.806   187.68
2042.65    0.814   187.25
2043.65    0.821   186.83
2044.65    0.828   186.42
2045.65    0.835   186.01
2046.65    0.841   185.61
2047.65    0.848   185.22
2048.65    0.854   184.83
2049.65    0.860   184.45
2050.65    0.865   184.07
2051.65    0.871   183.70
2052.65    0.876   183.33
2053.65    0.881   182.97
2054.65    0.886   182.61
2055.65    0.891   182.25
2056.65    0.895   181.90
2057.65    0.899   181.55
2058.65    0.903   181.21
2059.65    0.907   180.87
2060.65    0.911   180.53
2061.65    0.914   180.19
2062.65    0.918   179.85
2063.65    0.921   179.52
2064.65    0.924   179.19
2065.65    0.926   178.86
2066.65    0.929   178.54
2067.65    0.931   178.21
2068.65    0.933   177.89
2069.65    0.935   177.57
2070.65    0.937   177.25
2071.65    0.939   176.93
2072.65    0.940   176.61
2073.65    0.942   176.30
2074.65    0.943   175.98
2075.65    0.944   175.67
2076.65    0.944   175.35
2077.65    0.945   175.04
2078.65    0.945   174.72
2079.65    0.946   174.41
2080.65    0.946   174.10
2081.65    0.946   173.78
2082.65    0.946   173.47
2083.65    0.945   173.15
2084.65    0.945   172.84
2085.65    0.944   172.53
2086.65    0.943   172.21
2087.65    0.942   171.90
2088.65    0.941   171.58
2089.65    0.940   171.26
2090.65    0.938   170.94
2091.65    0.937   170.62
2092.65    0.935   170.30
2093.65    0.933   169.98
2094.65    0.931   169.66
2095.65    0.928   169.33
2096.65    0.926   169.01
2097.65    0.923   168.68
2098.65    0.921   168.35
2099.65    0.918   168.02
2100.65    0.915   167.68
2101.65    0.912   167.35
2102.65    0.908   167.01
2103.65    0.905   166.67
2104.65    0.901   166.32
2105.65    0.898   165.98
2106.65    0.894   165.63
2107.65    0.890   165.27
2108.65    0.885   164.92
2109.65    0.881   164.56
2110.65    0.877   164.20
2111.65    0.872   163.83
2112.65    0.867   163.46
2113.65    0.862   163.08
2114.65    0.857   162.70
2115.65    0.852   162.32
2116.65    0.847   161.93
2117.65    0.841   161.54
2118.65    0.835   161.14
2119.65    0.830   160.73
2120.65    0.824   160.32
2121.65    0.818   159.90
2122.65    0.811   159.48
2123.65    0.805   159.05
2124.65    0.798   158.62
2125.65    0.792   158.17
2126.65    0.785   157.72
2127.65    0.778   157.26
2128.65    0.771   156.79
2129.65    0.764   156.32
2130.65    0.756   155.83

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 16:17:23