Double Star Calculator - Orbit

Orbital Elements for VOU28BC
WDS: VOU28BC WDS ID/Discoverer
P: 44.280 Orbital period (years)
a: 0.823 Semi-major axis (arcseconds)
i: 89.4 Inclination (degrees)
Ω: 176.7 Longitude of ascending node (degrees)
T: 2025.570 Epoch of periastron passage (year)
e: 0.234 Eccentricity
ω: 243.6 Longitude of periastron (degrees)
Start-Year: 2002.86 Year
End-Year: 2047.14 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for VOU28BC
Position: 233246.58-164508.4 Epoch-2000 right ascension and declination
WDS-ID: 23328-1651 WDS designation
Discoverer Code: VOU28BC Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: 116191 Hipparcos catalog number
V1: 11.14 Magnitude of the primary
V2: 11.17 Magnitude of the secondary
Equinox: Equinox
Date: 2021 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: Doc2022b Reference

Double Star Orbit for VOU28BC



WDS 6th Orbit including measures of VOU28BC

Error: Image could not be loaded (HTTP 404).


Ephemeris of VOU28BC
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.152   359.12
--------------------------
2002.86    0.498   177.77
2002.96    0.490   177.79
2003.06    0.482   177.81
2003.16    0.474   177.84
2003.26    0.466   177.86
2003.36    0.457   177.89
2003.46    0.449   177.92
2003.56    0.441   177.95
2003.66    0.433   177.97
2003.76    0.424   178.01
2003.86    0.416   178.04
2003.96    0.407   178.07
2004.06    0.399   178.10
2004.16    0.390   178.14
2004.26    0.382   178.18
2004.36    0.373   178.22
2004.46    0.364   178.26
2004.56    0.356   178.30
2004.66    0.347   178.35
2004.76    0.338   178.40
2004.86    0.329   178.45
2004.96    0.320   178.50
2005.06    0.312   178.55
2005.16    0.303   178.61
2005.26    0.294   178.68
2005.36    0.285   178.74
2005.46    0.276   178.82
2005.56    0.267   178.89
2005.66    0.258   178.97
2005.76    0.249   179.06
2005.86    0.239   179.16
2005.96    0.230   179.26
2006.06    0.221   179.37
2006.16    0.212   179.49
2006.26    0.203   179.62
2006.36    0.193   179.76
2006.46    0.184   179.92
2006.56    0.175   180.09
2006.66    0.166   180.29
2006.76    0.156   180.50
2006.86    0.147   180.75
2006.96    0.138   181.02
2007.06    0.128   181.34
2007.16    0.119   181.71
2007.26    0.109   182.14
2007.36    0.100   182.66
2007.46    0.091   183.27
2007.56    0.081   184.03
2007.66    0.072   184.99
2007.76    0.063   186.24
2007.86    0.053   187.93
2007.96    0.044   190.32
2008.06    0.035   193.99
2008.16    0.026   200.22
2008.26    0.018   212.62
2008.36    0.011   241.92
2008.46    0.011   291.38
2008.56    0.018   320.83
2008.66    0.026   333.29
2008.76    0.035   339.54
2008.86    0.044   343.22
2008.96    0.053   345.62
2009.06    0.062   347.31
2009.16    0.072   348.56
2009.26    0.081   349.52
2009.36    0.091   350.28
2009.46    0.100   350.90
2009.56    0.109   351.41
2009.66    0.119   351.85
2009.76    0.128   352.21
2009.86    0.137   352.53
2009.96    0.147   352.81
2010.06    0.156   353.05
2010.16    0.165   353.27
2010.26    0.175   353.47
2010.36    0.184   353.64
2010.46    0.193   353.80
2010.56    0.202   353.94
2010.66    0.212   354.07
2010.76    0.221   354.19
2010.86    0.230   354.30
2010.96    0.239   354.41
2011.06    0.248   354.50
2011.16    0.257   354.59
2011.26    0.266   354.67
2011.36    0.275   354.75
2011.46    0.284   354.82
2011.56    0.293   354.89
2011.66    0.302   354.95
2011.76    0.311   355.01
2011.86    0.319   355.06
2011.96    0.328   355.12
2012.06    0.337   355.17
2012.16    0.345   355.22
2012.26    0.354   355.26
2012.36    0.363   355.31
2012.46    0.371   355.35
2012.56    0.380   355.39
2012.66    0.388   355.43
2012.76    0.396   355.46
2012.86    0.404   355.50
2012.96    0.413   355.53
2013.06    0.421   355.56
2013.16    0.429   355.59
2013.26    0.437   355.62
2013.36    0.445   355.65
2013.46    0.453   355.68
2013.56    0.460   355.71
2013.66    0.468   355.73
2013.76    0.476   355.76
2013.86    0.483   355.78
2013.96    0.491   355.81
2014.06    0.498   355.83
2014.16    0.506   355.85
2014.26    0.513   355.87
2014.36    0.520   355.90
2014.46    0.527   355.92
2014.56    0.534   355.94
2014.66    0.541   355.95
2014.76    0.548   355.97
2014.86    0.554   355.99
2014.96    0.561   356.01
2015.06    0.568   356.03
2015.16    0.574   356.05
2015.26    0.580   356.06
2015.36    0.586   356.08
2015.46    0.592   356.09
2015.56    0.598   356.11
2015.66    0.604   356.13
2015.76    0.610   356.14
2015.86    0.616   356.16
2015.96    0.621   356.17
2016.06    0.626   356.19
2016.16    0.632   356.20
2016.26    0.637   356.21
2016.36    0.642   356.23
2016.46    0.647   356.24
2016.56    0.651   356.25
2016.66    0.656   356.27
2016.76    0.660   356.28
2016.86    0.665   356.29
2016.96    0.669   356.31
2017.06    0.673   356.32
2017.16    0.677   356.33
2017.26    0.680   356.34
2017.36    0.684   356.35
2017.46    0.687   356.37
2017.56    0.691   356.38
2017.66    0.694   356.39
2017.76    0.697   356.40
2017.86    0.699   356.41
2017.96    0.702   356.42
2018.06    0.704   356.44
2018.16    0.707   356.45
2018.26    0.709   356.46
2018.36    0.711   356.47
2018.46    0.712   356.48
2018.56    0.714   356.49
2018.66    0.715   356.50
2018.76    0.716   356.51
2018.86    0.717   356.52
2018.96    0.718   356.53
2019.06    0.719   356.55
2019.16    0.719   356.56
2019.26    0.719   356.57
2019.36    0.719   356.58
2019.46    0.719   356.59
2019.56    0.718   356.60
2019.66    0.718   356.61
2019.76    0.717   356.62
2019.86    0.716   356.63
2019.96    0.715   356.64
2020.06    0.713   356.65
2020.16    0.711   356.67
2020.26    0.709   356.68
2020.36    0.707   356.69
2020.46    0.705   356.70
2020.56    0.702   356.71
2020.66    0.699   356.72
2020.76    0.696   356.73
2020.86    0.693   356.75
2020.96    0.689   356.76
2021.06    0.686   356.77
2021.16    0.682   356.78
2021.26    0.677   356.79
2021.36    0.673   356.81
2021.46    0.668   356.82
2021.56    0.663   356.83
2021.66    0.658   356.84
2021.76    0.653   356.86
2021.86    0.647   356.87
2021.96    0.641   356.88
2022.06    0.635   356.90
2022.16    0.629   356.91
2022.26    0.622   356.93
2022.36    0.615   356.94
2022.46    0.608   356.95
2022.56    0.601   356.97
2022.66    0.593   356.99
2022.76    0.585   357.00
2022.86    0.577   357.02
2022.96    0.569   357.04
2023.06    0.560   357.05
2023.16    0.552   357.07
2023.26    0.543   357.09
2023.36    0.534   357.11
2023.46    0.524   357.13
2023.56    0.515   357.15
2023.66    0.505   357.17
2023.76    0.495   357.19
2023.86    0.484   357.22
2023.96    0.474   357.24
2024.06    0.463   357.27
2024.16    0.452   357.29
2024.26    0.441   357.32
2024.36    0.430   357.35
2024.46    0.419   357.38
2024.56    0.407   357.42
2024.66    0.395   357.45
2024.76    0.383   357.49
2024.86    0.371   357.53
2024.96    0.359   357.57
2025.06    0.346   357.61
2025.16    0.334   357.66
2025.26    0.321   357.72
2025.36    0.308   357.77
2025.46    0.295   357.83
2025.56    0.282   357.90
2025.66    0.268   357.98
2025.76    0.255   358.06
2025.86    0.241   358.15
2025.96    0.228   358.25
2026.06    0.214   358.37
2026.16    0.200   358.50
2026.26    0.186   358.65
2026.36    0.172   358.82
2026.46    0.158   359.03
2026.56    0.144   359.27
2026.66    0.130   359.58
2026.76    0.115   359.95
2026.86    0.101     0.43
2026.96    0.087     1.07
2027.06    0.072     1.97
2027.16    0.058     3.31
2027.26    0.044     5.53
2027.36    0.029     9.94
2027.46    0.016    22.38
2027.56    0.007    91.37
2027.66    0.017   152.59
2027.76    0.030   163.84
2027.86    0.045   167.98
2027.96    0.059   170.12
2028.06    0.073   171.41
2028.16    0.088   172.28
2028.26    0.102   172.91
2028.36    0.116   173.38
2028.46    0.131   173.75
2028.56    0.145   174.04
2028.66    0.159   174.28
2028.76    0.173   174.49
2028.86    0.187   174.66
2028.96    0.201   174.81
2029.06    0.215   174.94
2029.16    0.229   175.05
2029.26    0.243   175.15
2029.36    0.257   175.24
2029.46    0.270   175.32
2029.56    0.284   175.40
2029.66    0.297   175.46
2029.76    0.310   175.52
2029.86    0.323   175.58
2029.96    0.336   175.63
2030.06    0.349   175.68
2030.16    0.362   175.72
2030.26    0.375   175.76
2030.36    0.387   175.80
2030.46    0.400   175.84
2030.56    0.412   175.87
2030.66    0.424   175.91
2030.76    0.436   175.94
2030.86    0.448   175.96
2030.96    0.460   175.99
2031.06    0.472   176.02
2031.16    0.483   176.04
2031.26    0.494   176.07
2031.36    0.506   176.09
2031.46    0.517   176.11
2031.56    0.528   176.13
2031.66    0.538   176.15
2031.76    0.549   176.17
2031.86    0.559   176.19
2031.96    0.569   176.20
2032.06    0.580   176.22
2032.16    0.589   176.24
2032.26    0.599   176.25
2032.36    0.609   176.27
2032.46    0.618   176.28
2032.56    0.628   176.30
2032.66    0.637   176.31
2032.76    0.646   176.33
2032.86    0.654   176.34
2032.96    0.663   176.35
2033.06    0.671   176.36
2033.16    0.680   176.38
2033.26    0.688   176.39
2033.36    0.696   176.40
2033.46    0.704   176.41
2033.56    0.711   176.42
2033.66    0.719   176.43
2033.76    0.726   176.45
2033.86    0.733   176.46
2033.96    0.740   176.47
2034.06    0.747   176.48
2034.16    0.754   176.49
2034.26    0.760   176.50
2034.36    0.766   176.51
2034.46    0.772   176.51
2034.56    0.778   176.52
2034.66    0.784   176.53
2034.76    0.790   176.54
2034.86    0.795   176.55
2034.96    0.801   176.56
2035.06    0.806   176.57
2035.16    0.811   176.58
2035.26    0.816   176.59
2035.36    0.820   176.59
2035.46    0.825   176.60
2035.56    0.829   176.61
2035.66    0.833   176.62
2035.76    0.838   176.63
2035.86    0.841   176.63
2035.96    0.845   176.64
2036.06    0.849   176.65
2036.16    0.852   176.66
2036.26    0.855   176.67
2036.36    0.859   176.67
2036.46    0.862   176.68
2036.56    0.864   176.69
2036.66    0.867   176.70
2036.76    0.870   176.70
2036.86    0.872   176.71
2036.96    0.874   176.72
2037.06    0.876   176.73
2037.16    0.878   176.73
2037.26    0.880   176.74
2037.36    0.882   176.75
2037.46    0.883   176.75
2037.56    0.884   176.76
2037.66    0.886   176.77
2037.76    0.887   176.78
2037.86    0.888   176.78
2037.96    0.888   176.79
2038.06    0.889   176.80
2038.16    0.890   176.80
2038.26    0.890   176.81
2038.36    0.890   176.82
2038.46    0.890   176.83
2038.56    0.890   176.83
2038.66    0.890   176.84
2038.76    0.890   176.85
2038.86    0.889   176.85
2038.96    0.889   176.86
2039.06    0.888   176.87
2039.16    0.888   176.88
2039.26    0.887   176.88
2039.36    0.886   176.89
2039.46    0.884   176.90
2039.56    0.883   176.90
2039.66    0.882   176.91
2039.76    0.880   176.92
2039.86    0.878   176.93
2039.96    0.877   176.93
2040.06    0.875   176.94
2040.16    0.873   176.95
2040.26    0.871   176.96
2040.36    0.868   176.96
2040.46    0.866   176.97
2040.56    0.864   176.98
2040.66    0.861   176.99
2040.76    0.858   176.99
2040.86    0.856   177.00
2040.96    0.853   177.01
2041.06    0.850   177.02
2041.16    0.846   177.02
2041.26    0.843   177.03
2041.36    0.840   177.04
2041.46    0.836   177.05
2041.56    0.833   177.06
2041.66    0.829   177.06
2041.76    0.826   177.07
2041.86    0.822   177.08
2041.96    0.818   177.09
2042.06    0.814   177.10
2042.16    0.809   177.11
2042.26    0.805   177.11
2042.36    0.801   177.12
2042.46    0.796   177.13
2042.56    0.792   177.14
2042.66    0.787   177.15
2042.76    0.783   177.16
2042.86    0.778   177.17
2042.96    0.773   177.18
2043.06    0.768   177.19
2043.16    0.763   177.20
2043.26    0.758   177.21
2043.36    0.752   177.22
2043.46    0.747   177.23
2043.56    0.742   177.24
2043.66    0.736   177.25
2043.76    0.730   177.26
2043.86    0.725   177.27
2043.96    0.719   177.28
2044.06    0.713   177.29
2044.16    0.707   177.30
2044.26    0.701   177.31
2044.36    0.695   177.32
2044.46    0.689   177.33
2044.56    0.683   177.35
2044.66    0.676   177.36
2044.76    0.670   177.37
2044.86    0.663   177.38
2044.96    0.657   177.40
2045.06    0.650   177.41
2045.16    0.644   177.42
2045.26    0.637   177.44
2045.36    0.630   177.45
2045.46    0.623   177.46
2045.56    0.616   177.48
2045.66    0.609   177.49
2045.76    0.602   177.51
2045.86    0.595   177.52
2045.96    0.588   177.54
2046.06    0.580   177.56
2046.16    0.573   177.57
2046.26    0.566   177.59
2046.36    0.558   177.61
2046.46    0.551   177.63
2046.56    0.543   177.65
2046.66    0.535   177.67
2046.76    0.528   177.69
2046.86    0.520   177.71
2046.96    0.512   177.73
2047.06    0.504   177.75






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 18:51:35



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