Double Star Calculator - Orbit

Orbital Elements for A3025

WDS:	A3025	WDS ID/Discoverer
P:	226.000	Orbital period (years)
a:	0.588	Semi-major axis (arcseconds)
i:	154.7	Inclination (degrees)
Ω:	94.9	Longitude of ascending node (degrees)
T:	2016.090	Epoch of periastron passage (year)
e:	0.85	Eccentricity
ω:	128.7	Longitude of periastron (degrees)
Start-Year:	1912.0	Year
End-Year:	2138.0	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for A3025
Position:	061417.67-172848.0	Epoch-2000 right ascension and declination
WDS-ID:	06143-1729	WDS designation
Discoverer Code:	A3025	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	43218	HD catalog number
Hipparcos number:	29601	Hipparcos catalog number
V1:	8.38	Magnitude of the primary
V2:	9.16	Magnitude of the secondary
Equinox:		Equinox
Date:	2018	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:	Tok2019c	Reference

Double Star Orbit for A3025

WDS 6th Orbit including measures of A3025

-- 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 A3025

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.293   202.37
--------------------------
1912.00    1.025   141.13
1913.00    1.025   140.88
1914.00    1.024   140.63
1915.00    1.023   140.38
1916.00    1.022   140.13
1917.00    1.021   139.88
1918.00    1.020   139.63
1919.00    1.019   139.38
1920.00    1.018   139.13
1921.00    1.016   138.87
1922.00    1.015   138.62
1923.00    1.013   138.36
1924.00    1.011   138.11
1925.00    1.009   137.85
1926.00    1.007   137.59
1927.00    1.005   137.33
1928.00    1.003   137.07
1929.00    1.001   136.81
1930.00    0.998   136.55
1931.00    0.996   136.29
1932.00    0.993   136.02
1933.00    0.990   135.75
1934.00    0.987   135.48
1935.00    0.984   135.22
1936.00    0.981   134.94
1937.00    0.978   134.67
1938.00    0.975   134.39
1939.00    0.971   134.12
1940.00    0.967   133.84
1941.00    0.964   133.56
1942.00    0.960   133.27
1943.00    0.956   132.99
1944.00    0.952   132.70
1945.00    0.947   132.41
1946.00    0.943   132.11
1947.00    0.938   131.82
1948.00    0.934   131.52
1949.00    0.929   131.22
1950.00    0.924   130.91
1951.00    0.919   130.60
1952.00    0.914   130.29
1953.00    0.908   129.97
1954.00    0.903   129.65
1955.00    0.897   129.33
1956.00    0.891   129.00
1957.00    0.885   128.67
1958.00    0.879   128.33
1959.00    0.873   127.99
1960.00    0.867   127.64
1961.00    0.860   127.29
1962.00    0.853   126.93
1963.00    0.846   126.57
1964.00    0.839   126.20
1965.00    0.832   125.83
1966.00    0.825   125.44
1967.00    0.817   125.06
1968.00    0.809   124.66
1969.00    0.801   124.25
1970.00    0.793   123.84
1971.00    0.785   123.42
1972.00    0.777   122.99
1973.00    0.768   122.55
1974.00    0.759   122.10
1975.00    0.750   121.64
1976.00    0.741   121.17
1977.00    0.731   120.68
1978.00    0.721   120.19
1979.00    0.711   119.67
1980.00    0.701   119.15
1981.00    0.691   118.61
1982.00    0.680   118.05
1983.00    0.669   117.47
1984.00    0.658   116.87
1985.00    0.646   116.26
1986.00    0.634   115.62
1987.00    0.622   114.95
1988.00    0.610   114.26
1989.00    0.597   113.54
1990.00    0.584   112.79
1991.00    0.571   112.00
1992.00    0.557   111.18
1993.00    0.543   110.31
1994.00    0.528   109.40
1995.00    0.514   108.43
1996.00    0.498   107.41
1997.00    0.482   106.31
1998.00    0.466   105.15
1999.00    0.449   103.90
2000.00    0.432   102.55
2001.00    0.414   101.08
2002.00    0.396    99.48
2003.00    0.377    97.72
2004.00    0.357    95.77
2005.00    0.336    93.58
2006.00    0.315    91.10
2007.00    0.292    88.25
2008.00    0.269    84.91
2009.00    0.244    80.91
2010.00    0.219    76.00
2011.00    0.192    69.75
2012.00    0.164    61.42
2013.00    0.136    49.64
2014.00    0.109    31.81
2015.00    0.088     4.04
2016.00    0.083   326.79
2017.00    0.094   292.20
2018.00    0.114   267.50
2019.00    0.136   250.52
2020.00    0.159   238.36
2021.00    0.181   229.22
2022.00    0.203   222.07
2023.00    0.224   216.29
2024.00    0.244   211.50
2025.00    0.264   207.44
2026.00    0.284   203.95
2027.00    0.302   200.89
2028.00    0.321   198.19
2029.00    0.338   195.77
2030.00    0.356   193.59
2031.00    0.372   191.61
2032.00    0.389   189.80
2033.00    0.405   188.14
2034.00    0.420   186.59
2035.00    0.435   185.16
2036.00    0.450   183.82
2037.00    0.465   182.57
2038.00    0.479   181.39
2039.00    0.493   180.28
2040.00    0.506   179.23
2041.00    0.519   178.23
2042.00    0.532   177.28
2043.00    0.545   176.37
2044.00    0.557   175.51
2045.00    0.569   174.68
2046.00    0.581   173.89
2047.00    0.593   173.13
2048.00    0.604   172.40
2049.00    0.616   171.69
2050.00    0.627   171.01
2051.00    0.637   170.36
2052.00    0.648   169.72
2053.00    0.658   169.11
2054.00    0.668   168.51
2055.00    0.678   167.93
2056.00    0.688   167.37
2057.00    0.698   166.82
2058.00    0.707   166.29
2059.00    0.716   165.77
2060.00    0.725   165.27
2061.00    0.734   164.78
2062.00    0.743   164.30
2063.00    0.751   163.83
2064.00    0.760   163.37
2065.00    0.768   162.92
2066.00    0.776   162.48
2067.00    0.784   162.04
2068.00    0.791   161.62
2069.00    0.799   161.21
2070.00    0.806   160.80
2071.00    0.814   160.40
2072.00    0.821   160.01
2073.00    0.828   159.62
2074.00    0.835   159.24
2075.00    0.841   158.87
2076.00    0.848   158.50
2077.00    0.854   158.14
2078.00    0.861   157.78
2079.00    0.867   157.43
2080.00    0.873   157.08
2081.00    0.879   156.74
2082.00    0.885   156.41
2083.00    0.890   156.07
2084.00    0.896   155.74
2085.00    0.901   155.42
2086.00    0.906   155.10
2087.00    0.912   154.78
2088.00    0.917   154.47
2089.00    0.922   154.16
2090.00    0.926   153.85
2091.00    0.931   153.54
2092.00    0.936   153.24
2093.00    0.940   152.94
2094.00    0.944   152.65
2095.00    0.948   152.36
2096.00    0.953   152.07
2097.00    0.956   151.78
2098.00    0.960   151.49
2099.00    0.964   151.21
2100.00    0.968   150.93
2101.00    0.971   150.65
2102.00    0.975   150.37
2103.00    0.978   150.10
2104.00    0.981   149.82
2105.00    0.984   149.55
2106.00    0.987   149.28
2107.00    0.990   149.01
2108.00    0.993   148.75
2109.00    0.995   148.48
2110.00    0.998   148.22
2111.00    1.000   147.95
2112.00    1.003   147.69
2113.00    1.005   147.43
2114.00    1.007   147.17
2115.00    1.009   146.91
2116.00    1.011   146.66
2117.00    1.012   146.40
2118.00    1.014   146.15
2119.00    1.016   145.89
2120.00    1.017   145.64
2121.00    1.018   145.38
2122.00    1.020   145.13
2123.00    1.021   144.88
2124.00    1.022   144.63
2125.00    1.023   144.38
2126.00    1.024   144.13
2127.00    1.024   143.88
2128.00    1.025   143.63
2129.00    1.025   143.38
2130.00    1.026   143.13
2131.00    1.026   142.88
2132.00    1.026   142.63
2133.00    1.026   142.38
2134.00    1.026   142.13
2135.00    1.026   141.88
2136.00    1.026   141.63
2137.00    1.026   141.38

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 15:44:51