Double Star Calculator - Orbit

Orbital Elements for SEE143
WDS: SEE143 WDS ID/Discoverer
P: 111.000 Orbital period (years)
a: 0.673 Semi-major axis (arcseconds)
i: 155.3 Inclination (degrees)
Ω: 211.0 Longitude of ascending node (degrees)
T: 1913.000 Epoch of periastron passage (year)
e: 0.579 Eccentricity
ω: 285.4 Longitude of periastron (degrees)
Start-Year: 1969.5 Year
End-Year: 2080.5 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for SEE143
Position: 120336.35-390032.6 Epoch-2000 right ascension and declination
WDS-ID: 12036-3901 WDS designation
Discoverer Code: SEE143 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 104747 HD catalog number
Hipparcos number: 58799 Hipparcos catalog number
V1: 7.05 Magnitude of the primary
V2: 7.65 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2013 Date of last observation
Orbit grade: 3 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags
Ephemerides: Ephemerides
Code: Tok2014a Reference

Double Star Orbit for SEE143



WDS 6th Orbit including measures of SEE143

-- 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 SEE143
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.293   247.39
--------------------------
1969.50    0.973   102.98
1970.50    0.974   101.84
1971.50    0.974   100.69
1972.50    0.973    99.54
1973.50    0.972    98.39
1974.50    0.971    97.24
1975.50    0.969    96.08
1976.50    0.967    94.92
1977.50    0.965    93.76
1978.50    0.962    92.58
1979.50    0.958    91.40
1980.50    0.955    90.21
1981.50    0.950    89.01
1982.50    0.945    87.80
1983.50    0.940    86.58
1984.50    0.935    85.34
1985.50    0.928    84.09
1986.50    0.922    82.82
1987.50    0.915    81.53
1988.50    0.907    80.21
1989.50    0.899    78.88
1990.50    0.890    77.52
1991.50    0.881    76.13
1992.50    0.871    74.72
1993.50    0.861    73.26
1994.50    0.850    71.78
1995.50    0.838    70.25
1996.50    0.826    68.68
1997.50    0.813    67.06
1998.50    0.800    65.39
1999.50    0.786    63.66
2000.50    0.771    61.86
2001.50    0.755    59.99
2002.50    0.739    58.05
2003.50    0.722    56.01
2004.50    0.704    53.87
2005.50    0.685    51.61
2006.50    0.666    49.23
2007.50    0.645    46.69
2008.50    0.624    43.99
2009.50    0.601    41.09
2010.50    0.578    37.96
2011.50    0.553    34.55
2012.50    0.527    30.82
2013.50    0.501    26.70
2014.50    0.473    22.11
2015.50    0.445    16.94
2016.50    0.415    11.05
2017.50    0.386     4.26
2018.50    0.356   356.32
2019.50    0.327   346.98
2020.50    0.301   335.94
2021.50    0.280   322.99
2022.50    0.265   308.23
2023.50    0.259   292.25
2024.50    0.262   276.12
2025.50    0.275   260.94
2026.50    0.293   247.39
2027.50    0.316   235.65
2028.50    0.342   225.57
2029.50    0.368   216.90
2030.50    0.394   209.38
2031.50    0.419   202.79
2032.50    0.445   196.96
2033.50    0.469   191.74
2034.50    0.493   187.03
2035.50    0.515   182.75
2036.50    0.537   178.82
2037.50    0.559   175.20
2038.50    0.579   171.83
2039.50    0.599   168.70
2040.50    0.618   165.76
2041.50    0.636   162.99
2042.50    0.654   160.38
2043.50    0.671   157.90
2044.50    0.688   155.54
2045.50    0.704   153.30
2046.50    0.719   151.15
2047.50    0.734   149.09
2048.50    0.748   147.11
2049.50    0.762   145.20
2050.50    0.775   143.36
2051.50    0.788   141.58
2052.50    0.801   139.85
2053.50    0.812   138.18
2054.50    0.824   136.55
2055.50    0.835   134.97
2056.50    0.845   133.43
2057.50    0.855   131.92
2058.50    0.865   130.45
2059.50    0.874   129.01
2060.50    0.883   127.60
2061.50    0.891   126.22
2062.50    0.899   124.86
2063.50    0.907   123.53
2064.50    0.914   122.21
2065.50    0.920   120.92
2066.50    0.927   119.65
2067.50    0.933   118.39
2068.50    0.938   117.14
2069.50    0.943   115.91
2070.50    0.948   114.70
2071.50    0.952   113.49
2072.50    0.956   112.30
2073.50    0.960   111.11
2074.50    0.963   109.93
2075.50    0.966   108.76
2076.50    0.968   107.60
2077.50    0.970   106.44
2078.50    0.971   105.29
2079.50    0.973   104.13






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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 16:43:22



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