Double Star Calculator - Orbit

Orbital Elements for FIN68

WDS:	FIN68	WDS ID/Discoverer
P:	116.400	Orbital period (years)
a:	0.405	Semi-major axis (arcseconds)
i:	25.3	Inclination (degrees)
Ω:	171.2	Longitude of ascending node (degrees)
T:	1961.600	Epoch of periastron passage (year)
e:	0.25	Eccentricity
ω:	252.7	Longitude of periastron (degrees)
Start-Year:	1966.8	Year
End-Year:	2083.2	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for FIN68
Position:	191145.76-531922.0	Epoch-2000 right ascension and declination
WDS-ID:	19118-5319	WDS designation
Discoverer Code:	FIN68	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	178533	HD catalog number
Hipparcos number:	94310	Hipparcos catalog number
V1:	9.31	Magnitude of the primary
V2:	10.64	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2021	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:	Tok2021f	Reference

Double Star Orbit for FIN68

WDS 6th Orbit including measures of FIN68

-- 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 FIN68

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.454   256.35
--------------------------
1966.80    0.282    92.20
1967.80    0.286    97.72
1968.80    0.290   103.09
1969.80    0.295   108.28
1970.80    0.301   113.28
1971.80    0.307   118.08
1972.80    0.314   122.68
1973.80    0.321   127.09
1974.80    0.328   131.31
1975.80    0.335   135.34
1976.80    0.343   139.21
1977.80    0.350   142.91
1978.80    0.357   146.46
1979.80    0.365   149.86
1980.80    0.372   153.14
1981.80    0.378   156.30
1982.80    0.385   159.35
1983.80    0.391   162.29
1984.80    0.398   165.15
1985.80    0.403   167.92
1986.80    0.409   170.61
1987.80    0.414   173.23
1988.80    0.419   175.79
1989.80    0.424   178.28
1990.80    0.429   180.73
1991.80    0.433   183.12
1992.80    0.437   185.47
1993.80    0.440   187.78
1994.80    0.444   190.06
1995.80    0.447   192.30
1996.80    0.450   194.51
1997.80    0.452   196.69
1998.80    0.454   198.85
1999.80    0.457   200.99
2000.80    0.459   203.11
2001.80    0.460   205.22
2002.80    0.462   207.31
2003.80    0.463   209.38
2004.80    0.464   211.45
2005.80    0.465   213.51
2006.80    0.466   215.56
2007.80    0.466   217.61
2008.80    0.467   219.65
2009.80    0.467   221.69
2010.80    0.467   223.73
2011.80    0.467   225.76
2012.80    0.467   227.80
2013.80    0.466   229.84
2014.80    0.466   231.89
2015.80    0.465   233.94
2016.80    0.465   235.99
2017.80    0.464   238.05
2018.80    0.463   240.12
2019.80    0.462   242.19
2020.80    0.461   244.27
2021.80    0.460   246.37
2022.80    0.459   248.47
2023.80    0.458   250.58
2024.80    0.456   252.71
2025.80    0.455   254.85
2026.80    0.454   257.00
2027.80    0.452   259.16
2028.80    0.451   261.34
2029.80    0.449   263.53
2030.80    0.448   265.74
2031.80    0.446   267.96
2032.80    0.444   270.20
2033.80    0.443   272.46
2034.80    0.441   274.74
2035.80    0.439   277.03
2036.80    0.437   279.34
2037.80    0.435   281.68
2038.80    0.433   284.03
2039.80    0.431   286.41
2040.80    0.429   288.81
2041.80    0.427   291.23
2042.80    0.425   293.68
2043.80    0.423   296.15
2044.80    0.420   298.66
2045.80    0.418   301.19
2046.80    0.415   303.75
2047.80    0.412   306.34
2048.80    0.410   308.97
2049.80    0.407   311.63
2050.80    0.404   314.34
2051.80    0.401   317.08
2052.80    0.397   319.88
2053.80    0.394   322.72
2054.80    0.390   325.61
2055.80    0.386   328.56
2056.80    0.382   331.57
2057.80    0.378   334.64
2058.80    0.373   337.79
2059.80    0.369   341.02
2060.80    0.364   344.33
2061.80    0.359   347.74
2062.80    0.353   351.24
2063.80    0.348   354.85
2064.80    0.342   358.58
2065.80    0.336     2.44
2066.80    0.331     6.43
2067.80    0.325    10.57
2068.80    0.319    14.87
2069.80    0.313    19.33
2070.80    0.307    23.96
2071.80    0.301    28.76
2072.80    0.296    33.75
2073.80    0.291    38.90
2074.80    0.287    44.23
2075.80    0.283    49.71
2076.80    0.280    55.32
2077.80    0.278    61.04
2078.80    0.276    66.83
2079.80    0.276    72.66
2080.80    0.277    78.48
2081.80    0.278    84.26
2082.80    0.281    89.95

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 18:01:26