Double Star Calculator - Orbit

Orbital Elements for RST3829AA,AB

WDS:	RST3829AA,AB	WDS ID/Discoverer
P:	122.700	Orbital period (years)
a:	0.762	Semi-major axis (arcseconds)
i:	64.2	Inclination (degrees)
Ω:	120.8	Longitude of ascending node (degrees)
T:	1985.110	Epoch of periastron passage (year)
e:	0.449	Eccentricity
ω:	285.3	Longitude of periastron (degrees)
Start-Year:	1963.65	Year
End-Year:	2086.35	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for RST3829AA,AB
Position:	131455.72-112209.9	Epoch-2000 right ascension and declination
WDS-ID:	13149-1122	WDS designation
Discoverer Code:	RST3829AA,AB	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	115080	HD catalog number
Hipparcos number:	64638	Hipparcos catalog number
V1:	7.35	Magnitude of the primary
V2:	9.14	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2013	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:	Tok2014a	Reference

Double Star Orbit for RST3829AA,AB

WDS 6th Orbit including measures of RST3829AA,AB

-- 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 RST3829AA,AB

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.476   186.72
--------------------------
1963.65    0.744   296.32
1964.65    0.731   297.54
1965.65    0.716   298.81
1966.65    0.699   300.13
1967.65    0.680   301.52
1968.65    0.659   303.00
1969.65    0.636   304.58
1970.65    0.611   306.28
1971.65    0.583   308.14
1972.65    0.553   310.20
1973.65    0.520   312.50
1974.65    0.485   315.13
1975.65    0.447   318.18
1976.65    0.408   321.81
1977.65    0.367   326.23
1978.65    0.325   331.78
1979.65    0.284   338.98
1980.65    0.245   348.54
1981.65    0.212     1.39
1982.65    0.190    17.99
1983.65    0.185    37.11
1984.65    0.197    55.52
1985.65    0.224    70.64
1986.65    0.259    82.11
1987.65    0.298    90.71
1988.65    0.338    97.30
1989.65    0.376   102.51
1990.65    0.413   106.77
1991.65    0.446   110.37
1992.65    0.476   113.49
1993.65    0.503   116.25
1994.65    0.526   118.76
1995.65    0.546   121.06
1996.65    0.563   123.21
1997.65    0.577   125.25
1998.65    0.589   127.20
1999.65    0.598   129.08
2000.65    0.605   130.91
2001.65    0.610   132.70
2002.65    0.613   134.48
2003.65    0.614   136.24
2004.65    0.614   137.99
2005.65    0.612   139.76
2006.65    0.610   141.53
2007.65    0.606   143.32
2008.65    0.601   145.14
2009.65    0.596   146.99
2010.65    0.590   148.88
2011.65    0.583   150.80
2012.65    0.576   152.78
2013.65    0.568   154.80
2014.65    0.560   156.89
2015.65    0.552   159.03
2016.65    0.544   161.23
2017.65    0.536   163.50
2018.65    0.528   165.85
2019.65    0.520   168.26
2020.65    0.512   170.74
2021.65    0.505   173.31
2022.65    0.498   175.94
2023.65    0.492   178.64
2024.65    0.486   181.42
2025.65    0.480   184.26
2026.65    0.476   187.16
2027.65    0.472   190.11
2028.65    0.469   193.10
2029.65    0.466   196.14
2030.65    0.465   199.19
2031.65    0.464   202.26
2032.65    0.464   205.34
2033.65    0.466   208.40
2034.65    0.468   211.45
2035.65    0.470   214.46
2036.65    0.474   217.43
2037.65    0.479   220.35
2038.65    0.484   223.21
2039.65    0.490   226.00
2040.65    0.497   228.72
2041.65    0.504   231.37
2042.65    0.512   233.93
2043.65    0.521   236.42
2044.65    0.530   238.82
2045.65    0.539   241.13
2046.65    0.549   243.37
2047.65    0.560   245.53
2048.65    0.570   247.60
2049.65    0.581   249.60
2050.65    0.592   251.53
2051.65    0.603   253.39
2052.65    0.614   255.18
2053.65    0.625   256.90
2054.65    0.636   258.57
2055.65    0.647   260.18
2056.65    0.658   261.73
2057.65    0.669   263.23
2058.65    0.680   264.69
2059.65    0.691   266.10
2060.65    0.701   267.47
2061.65    0.711   268.80
2062.65    0.720   270.09
2063.65    0.730   271.35
2064.65    0.738   272.58
2065.65    0.747   273.78
2066.65    0.755   274.96
2067.65    0.762   276.11
2068.65    0.769   277.24
2069.65    0.775   278.35
2070.65    0.781   279.45
2071.65    0.786   280.53
2072.65    0.790   281.60
2073.65    0.793   282.65
2074.65    0.796   283.70
2075.65    0.797   284.75
2076.65    0.798   285.79
2077.65    0.798   286.83
2078.65    0.797   287.87
2079.65    0.794   288.92
2080.65    0.791   289.97
2081.65    0.786   291.04
2082.65    0.780   292.12
2083.65    0.772   293.22
2084.65    0.763   294.34
2085.65    0.753   295.50

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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.

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Double Star Calculator:		Version 1.2 ($Rev: 2397 $)
Report created:		2026-06-25 16:54:01