Double Star Calculator - Orbit

Orbital Elements for FIN65AB

WDS:	FIN65AB	WDS ID/Discoverer
P:	200.000	Orbital period (years)
a:	0.404	Semi-major axis (arcseconds)
i:	111.3	Inclination (degrees)
Ω:	48.7	Longitude of ascending node (degrees)
T:	1952.750	Epoch of periastron passage (year)
e:	0.518	Eccentricity
ω:	143.7	Longitude of periastron (degrees)
Start-Year:	1925.0	Year
End-Year:	2125.0	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for FIN65AB
Position:	124434.99-571712.8	Epoch-2000 right ascension and declination
WDS-ID:	12446-5717	WDS designation
Discoverer Code:	FIN65AB	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	110698	HD catalog number
Hipparcos number:	62179	Hipparcos catalog number
V1:	6.99	Magnitude of the primary
V2:	8.18	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2010	Date of last observation
Orbit grade:	4	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:	n	Flags
Ephemerides:		Ephemerides
Code:	Doc2013d	Reference

Double Star Orbit for FIN65AB

WDS 6th Orbit including measures of FIN65AB

-- 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 FIN65AB

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.380    75.65
--------------------------
1925.00    0.316    35.76
1926.00    0.304    34.81
1927.00    0.292    33.78
1928.00    0.279    32.66
1929.00    0.267    31.44
1930.00    0.253    30.08
1931.00    0.240    28.58
1932.00    0.226    26.90
1933.00    0.212    25.00
1934.00    0.198    22.83
1935.00    0.183    20.31
1936.00    0.169    17.37
1937.00    0.155    13.87
1938.00    0.140     9.66
1939.00    0.126     4.51
1940.00    0.113   358.14
1941.00    0.102   350.20
1942.00    0.092   340.40
1943.00    0.085   328.66
1944.00    0.082   315.42
1945.00    0.083   301.79
1946.00    0.087   289.05
1947.00    0.095   278.03
1948.00    0.106   268.94
1949.00    0.117   261.55
1950.00    0.129   255.53
1951.00    0.142   250.56
1952.00    0.154   246.38
1953.00    0.165   242.79
1954.00    0.176   239.65
1955.00    0.185   236.84
1956.00    0.193   234.30
1957.00    0.200   231.94
1958.00    0.206   229.74
1959.00    0.211   227.64
1960.00    0.214   225.61
1961.00    0.216   223.64
1962.00    0.217   221.71
1963.00    0.218   219.78
1964.00    0.217   217.85
1965.00    0.216   215.90
1966.00    0.214   213.92
1967.00    0.211   211.90
1968.00    0.208   209.82
1969.00    0.204   207.67
1970.00    0.201   205.45
1971.00    0.197   203.13
1972.00    0.192   200.72
1973.00    0.188   198.19
1974.00    0.184   195.55
1975.00    0.179   192.77
1976.00    0.175   189.86
1977.00    0.171   186.80
1978.00    0.167   183.60
1979.00    0.163   180.25
1980.00    0.160   176.76
1981.00    0.157   173.14
1982.00    0.155   169.39
1983.00    0.153   165.53
1984.00    0.152   161.59
1985.00    0.151   157.59
1986.00    0.150   153.56
1987.00    0.151   149.54
1988.00    0.152   145.55
1989.00    0.153   141.62
1990.00    0.155   137.79
1991.00    0.158   134.07
1992.00    0.161   130.49
1993.00    0.165   127.05
1994.00    0.169   123.78
1995.00    0.173   120.66
1996.00    0.178   117.71
1997.00    0.184   114.92
1998.00    0.189   112.29
1999.00    0.195   109.81
2000.00    0.201   107.48
2001.00    0.207   105.28
2002.00    0.213   103.21
2003.00    0.220   101.26
2004.00    0.226    99.43
2005.00    0.233    97.70
2006.00    0.240    96.07
2007.00    0.247    94.53
2008.00    0.254    93.07
2009.00    0.261    91.69
2010.00    0.268    90.38
2011.00    0.275    89.14
2012.00    0.282    87.96
2013.00    0.289    86.84
2014.00    0.296    85.77
2015.00    0.303    84.75
2016.00    0.310    83.78
2017.00    0.317    82.85
2018.00    0.323    81.96
2019.00    0.330    81.10
2020.00    0.337    80.28
2021.00    0.344    79.50
2022.00    0.350    78.74
2023.00    0.357    78.01
2024.00    0.364    77.31
2025.00    0.370    76.63
2026.00    0.376    75.97
2027.00    0.383    75.34
2028.00    0.389    74.73
2029.00    0.395    74.13
2030.00    0.401    73.56
2031.00    0.407    73.00
2032.00    0.413    72.45
2033.00    0.419    71.93
2034.00    0.424    71.41
2035.00    0.430    70.91
2036.00    0.436    70.43
2037.00    0.441    69.95
2038.00    0.446    69.49
2039.00    0.451    69.03
2040.00    0.457    68.59
2041.00    0.462    68.16
2042.00    0.466    67.73
2043.00    0.471    67.32
2044.00    0.476    66.91
2045.00    0.480    66.51
2046.00    0.485    66.12
2047.00    0.489    65.74
2048.00    0.493    65.36
2049.00    0.497    64.99
2050.00    0.501    64.62
2051.00    0.505    64.26
2052.00    0.509    63.90
2053.00    0.512    63.55
2054.00    0.516    63.21
2055.00    0.519    62.87
2056.00    0.522    62.53
2057.00    0.525    62.20
2058.00    0.528    61.87
2059.00    0.531    61.54
2060.00    0.534    61.22
2061.00    0.536    60.90
2062.00    0.539    60.59
2063.00    0.541    60.27
2064.00    0.543    59.96
2065.00    0.545    59.66
2066.00    0.547    59.35
2067.00    0.549    59.05
2068.00    0.550    58.74
2069.00    0.552    58.44
2070.00    0.553    58.14
2071.00    0.554    57.85
2072.00    0.555    57.55
2073.00    0.556    57.25
2074.00    0.556    56.96
2075.00    0.557    56.66
2076.00    0.557    56.37
2077.00    0.557    56.07
2078.00    0.557    55.78
2079.00    0.557    55.49
2080.00    0.557    55.19
2081.00    0.556    54.90
2082.00    0.556    54.60
2083.00    0.555    54.31
2084.00    0.554    54.01
2085.00    0.552    53.71
2086.00    0.551    53.41
2087.00    0.549    53.11
2088.00    0.548    52.81
2089.00    0.546    52.50
2090.00    0.543    52.19
2091.00    0.541    51.88
2092.00    0.538    51.57
2093.00    0.536    51.25
2094.00    0.533    50.93
2095.00    0.529    50.61
2096.00    0.526    50.28
2097.00    0.522    49.95
2098.00    0.519    49.61
2099.00    0.515    49.27
2100.00    0.510    48.92
2101.00    0.506    48.57
2102.00    0.501    48.21
2103.00    0.496    47.84
2104.00    0.491    47.46
2105.00    0.485    47.08
2106.00    0.480    46.69
2107.00    0.474    46.29
2108.00    0.467    45.87
2109.00    0.461    45.45
2110.00    0.454    45.01
2111.00    0.447    44.56
2112.00    0.440    44.10
2113.00    0.432    43.62
2114.00    0.424    43.12
2115.00    0.416    42.60
2116.00    0.407    42.06
2117.00    0.398    41.50
2118.00    0.389    40.91
2119.00    0.380    40.29
2120.00    0.370    39.64
2121.00    0.360    38.96
2122.00    0.349    38.23
2123.00    0.339    37.46
2124.00    0.327    36.64

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 16:49:23