Double Star Calculator - Orbit

Orbital Elements for HU43
WDS: HU43 WDS ID/Discoverer
P: 158.037 Orbital period (years)
a: 0.61649 Semi-major axis (arcseconds)
i: 67.352 Inclination (degrees)
Ω: 138.93 Longitude of ascending node (degrees)
T: 1978.958 Epoch of periastron passage (year)
e: 0.86532 Eccentricity
ω: 354.992 Longitude of periastron (degrees)
Start-Year: 1945.98135 Year
End-Year: 2104.01865 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for HU43
Position: 063331.71-120709.3 Epoch-2000 right ascension and declination
WDS-ID: 06336-1207 WDS designation
Discoverer Code: HU43 Discover designation and components
ADS number: 5193 Aitken Double Star catalog
HD number: 46543 HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 8.63 Magnitude of the primary
V2: 9.38 Magnitude of the secondary
Equinox: Equinox
Date: 2010 Date of last observation
Orbit grade: 5 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags
Ephemerides: Ephemerides
Code: Izm2019 Reference

Double Star Orbit for HU43



WDS 6th Orbit including measures of HU43

-- 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 HU43
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.991   312.57
--------------------------
1945.98    0.853   324.05
1946.98    0.838   324.29
1947.98    0.823   324.53
1948.98    0.807   324.78
1949.98    0.791   325.04
1950.98    0.774   325.32
1951.98    0.757   325.60
1952.98    0.739   325.90
1953.98    0.720   326.21
1954.98    0.701   326.55
1955.98    0.682   326.89
1956.98    0.661   327.27
1957.98    0.640   327.66
1958.98    0.619   328.08
1959.98    0.596   328.53
1960.98    0.573   329.02
1961.98    0.549   329.55
1962.98    0.524   330.14
1963.98    0.498   330.78
1964.98    0.471   331.49
1965.98    0.443   332.29
1966.98    0.414   333.20
1967.98    0.383   334.26
1968.98    0.351   335.50
1969.98    0.318   336.99
1970.98    0.283   338.85
1971.98    0.246   341.24
1972.98    0.208   344.51
1973.98    0.167   349.32
1974.98    0.125   357.31
1975.98    0.084    13.37
1976.98    0.055    52.38
1977.98    0.063   107.03
1978.98    0.083   137.57
1979.98    0.073   163.71
1980.98    0.060   203.58
1981.98    0.074   244.13
1982.98    0.105   266.16
1983.98    0.141   277.49
1984.98    0.177   284.17
1985.98    0.213   288.59
1986.98    0.247   291.76
1987.98    0.281   294.17
1988.98    0.312   296.07
1989.98    0.343   297.63
1990.98    0.373   298.94
1991.98    0.401   300.05
1992.98    0.428   301.03
1993.98    0.455   301.88
1994.98    0.480   302.65
1995.98    0.505   303.34
1996.98    0.529   303.96
1997.98    0.552   304.53
1998.98    0.575   305.06
1999.98    0.597   305.55
2000.98    0.618   306.00
2001.98    0.638   306.42
2002.98    0.658   306.82
2003.98    0.678   307.20
2004.98    0.696   307.55
2005.98    0.715   307.89
2006.98    0.732   308.20
2007.98    0.749   308.51
2008.98    0.766   308.80
2009.98    0.782   309.08
2010.98    0.798   309.35
2011.98    0.814   309.60
2012.98    0.828   309.85
2013.98    0.843   310.09
2014.98    0.857   310.32
2015.98    0.871   310.55
2016.98    0.884   310.76
2017.98    0.897   310.97
2018.98    0.909   311.18
2019.98    0.921   311.38
2020.98    0.933   311.57
2021.98    0.944   311.76
2022.98    0.955   311.95
2023.98    0.966   312.13
2024.98    0.976   312.31
2025.98    0.986   312.48
2026.98    0.996   312.65
2027.98    1.005   312.82
2028.98    1.014   312.98
2029.98    1.023   313.14
2030.98    1.031   313.30
2031.98    1.039   313.46
2032.98    1.047   313.61
2033.98    1.055   313.76
2034.98    1.062   313.91
2035.98    1.068   314.06
2036.98    1.075   314.20
2037.98    1.081   314.35
2038.98    1.087   314.49
2039.98    1.093   314.63
2040.98    1.098   314.77
2041.98    1.103   314.91
2042.98    1.108   315.04
2043.98    1.112   315.18
2044.98    1.117   315.31
2045.98    1.121   315.45
2046.98    1.124   315.58
2047.98    1.128   315.71
2048.98    1.131   315.84
2049.98    1.134   315.97
2050.98    1.136   316.10
2051.98    1.138   316.23
2052.98    1.140   316.36
2053.98    1.142   316.49
2054.98    1.144   316.62
2055.98    1.145   316.74
2056.98    1.146   316.87
2057.98    1.146   317.00
2058.98    1.147   317.13
2059.98    1.147   317.25
2060.98    1.146   317.38
2061.98    1.146   317.51
2062.98    1.145   317.63
2063.98    1.144   317.76
2064.98    1.143   317.89
2065.98    1.141   318.02
2066.98    1.139   318.15
2067.98    1.137   318.27
2068.98    1.135   318.40
2069.98    1.132   318.53
2070.98    1.129   318.66
2071.98    1.126   318.80
2072.98    1.122   318.93
2073.98    1.119   319.06
2074.98    1.115   319.20
2075.98    1.110   319.33
2076.98    1.105   319.47
2077.98    1.100   319.60
2078.98    1.095   319.74
2079.98    1.089   319.88
2080.98    1.084   320.02
2081.98    1.077   320.17
2082.98    1.071   320.31
2083.98    1.064   320.46
2084.98    1.057   320.61
2085.98    1.049   320.76
2086.98    1.041   320.91
2087.98    1.033   321.07
2088.98    1.025   321.22
2089.98    1.016   321.38
2090.98    1.007   321.55
2091.98    0.997   321.71
2092.98    0.987   321.88
2093.98    0.977   322.06
2094.98    0.967   322.23
2095.98    0.956   322.41
2096.98    0.944   322.60
2097.98    0.933   322.79
2098.98    0.920   322.98
2099.98    0.908   323.18
2100.98    0.895   323.39
2101.98    0.881   323.60
2102.98    0.868   323.82
2103.98    0.853   324.05






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 15:47:53



www.stella-vega.de