Double Star Calculator - Orbit

Orbital Elements for HU1080
WDS: HU1080 WDS ID/Discoverer
P: 40.752 Orbital period (years)
a: 0.3749 Semi-major axis (arcseconds)
i: 93.06 Inclination (degrees)
Ω: 78.395 Longitude of ascending node (degrees)
T: 1960.845 Epoch of periastron passage (year)
e: 0.3179 Eccentricity
ω: 317.46 Longitude of periastron (degrees)
Start-Year: 2004.624 Year
End-Year: 2045.376 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for HU1080
Position: 042859.78+160932.7 Epoch-2000 right ascension and declination
WDS-ID: 04290+1610 WDS designation
Discoverer Code: HU1080 Discover designation and components
ADS number: 3248 Aitken Double Star catalog
HD number: 28363 HD catalog number
Hipparcos number: 20916 Hipparcos catalog number
V1: 6.85 Magnitude of the primary
V2: 8.38 Magnitude of the secondary
Equinox: Equinox
Date: Date of last observation
Orbit grade: 2 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags
Ephemerides: Ephemerides
Code: Trr2019b Reference

Double Star Orbit for HU1080



WDS 6th Orbit including measures of HU1080

-- 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 HU1080
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.448   259.52
--------------------------
2004.62    0.278    77.94
2004.72    0.278    77.85
2004.82    0.278    77.77
2004.92    0.278    77.69
2005.02    0.278    77.61
2005.12    0.278    77.53
2005.22    0.278    77.45
2005.32    0.277    77.37
2005.42    0.276    77.28
2005.52    0.275    77.20
2005.62    0.274    77.12
2005.72    0.273    77.04
2005.82    0.272    76.95
2005.92    0.271    76.87
2006.02    0.269    76.78
2006.12    0.268    76.69
2006.22    0.266    76.60
2006.32    0.264    76.51
2006.42    0.262    76.42
2006.52    0.260    76.33
2006.62    0.258    76.24
2006.72    0.256    76.14
2006.82    0.254    76.05
2006.92    0.251    75.95
2007.02    0.249    75.85
2007.12    0.246    75.74
2007.22    0.243    75.64
2007.32    0.240    75.53
2007.42    0.238    75.42
2007.52    0.235    75.31
2007.62    0.232    75.19
2007.72    0.228    75.08
2007.82    0.225    74.95
2007.92    0.222    74.83
2008.02    0.219    74.70
2008.12    0.215    74.56
2008.22    0.212    74.43
2008.32    0.208    74.28
2008.42    0.205    74.14
2008.52    0.201    73.98
2008.62    0.197    73.83
2008.72    0.194    73.66
2008.82    0.190    73.49
2008.92    0.186    73.31
2009.02    0.182    73.13
2009.12    0.178    72.93
2009.22    0.174    72.73
2009.32    0.170    72.52
2009.42    0.166    72.30
2009.52    0.162    72.06
2009.62    0.158    71.82
2009.72    0.154    71.56
2009.82    0.149    71.28
2009.92    0.145    70.99
2010.02    0.141    70.69
2010.12    0.137    70.36
2010.22    0.132    70.01
2010.32    0.128    69.64
2010.42    0.123    69.24
2010.52    0.119    68.81
2010.62    0.115    68.35
2010.72    0.110    67.85
2010.82    0.106    67.31
2010.92    0.101    66.73
2011.02    0.097    66.09
2011.12    0.092    65.38
2011.22    0.088    64.61
2011.32    0.083    63.75
2011.42    0.079    62.79
2011.52    0.074    61.72
2011.62    0.070    60.52
2011.72    0.066    59.15
2011.82    0.061    57.58
2011.92    0.057    55.77
2012.02    0.053    53.66
2012.12    0.048    51.19
2012.22    0.044    48.24
2012.32    0.040    44.69
2012.42    0.036    40.39
2012.52    0.033    35.11
2012.62    0.030    28.62
2012.72    0.027    20.68
2012.82    0.025    11.13
2012.92    0.023     0.15
2013.02    0.023   348.31
2013.12    0.023   336.56
2013.22    0.025   325.78
2013.32    0.027   316.51
2013.42    0.030   308.82
2013.52    0.033   302.55
2013.62    0.037   297.45
2013.72    0.041   293.29
2013.82    0.045   289.86
2013.92    0.049   287.00
2014.02    0.053   284.59
2014.12    0.058   282.54
2014.22    0.062   280.77
2014.32    0.066   279.24
2014.42    0.071   277.91
2014.52    0.075   276.73
2014.62    0.080   275.68
2014.72    0.084   274.74
2014.82    0.089   273.90
2014.92    0.093   273.14
2015.02    0.098   272.45
2015.12    0.102   271.82
2015.22    0.107   271.25
2015.32    0.111   270.72
2015.42    0.116   270.23
2015.52    0.120   269.78
2015.62    0.125   269.36
2015.72    0.129   268.97
2015.82    0.134   268.61
2015.92    0.138   268.27
2016.02    0.143   267.95
2016.12    0.147   267.65
2016.22    0.151   267.37
2016.32    0.156   267.10
2016.42    0.160   266.85
2016.52    0.165   266.61
2016.62    0.169   266.39
2016.72    0.173   266.17
2016.82    0.178   265.97
2016.92    0.182   265.77
2017.02    0.186   265.59
2017.12    0.190   265.41
2017.22    0.195   265.24
2017.32    0.199   265.08
2017.42    0.203   264.92
2017.52    0.207   264.77
2017.62    0.211   264.63
2017.72    0.216   264.49
2017.82    0.220   264.36
2017.92    0.224   264.23
2018.02    0.228   264.11
2018.12    0.232   263.99
2018.22    0.236   263.87
2018.32    0.240   263.76
2018.42    0.244   263.66
2018.52    0.248   263.55
2018.62    0.252   263.45
2018.72    0.255   263.35
2018.82    0.259   263.26
2018.92    0.263   263.17
2019.02    0.267   263.08
2019.12    0.271   262.99
2019.22    0.274   262.90
2019.32    0.278   262.82
2019.42    0.282   262.74
2019.52    0.285   262.66
2019.62    0.289   262.59
2019.72    0.293   262.51
2019.82    0.296   262.44
2019.92    0.300   262.37
2020.02    0.303   262.30
2020.12    0.307   262.23
2020.22    0.310   262.17
2020.32    0.313   262.10
2020.42    0.317   262.04
2020.52    0.320   261.98
2020.62    0.323   261.92
2020.72    0.327   261.86
2020.82    0.330   261.80
2020.92    0.333   261.74
2021.02    0.336   261.69
2021.12    0.339   261.63
2021.22    0.342   261.58
2021.32    0.346   261.52
2021.42    0.349   261.47
2021.52    0.352   261.42
2021.62    0.354   261.37
2021.72    0.357   261.32
2021.82    0.360   261.27
2021.92    0.363   261.22
2022.02    0.366   261.18
2022.12    0.369   261.13
2022.22    0.371   261.08
2022.32    0.374   261.04
2022.42    0.377   260.99
2022.52    0.379   260.95
2022.62    0.382   260.91
2022.72    0.384   260.86
2022.82    0.387   260.82
2022.92    0.389   260.78
2023.02    0.392   260.74
2023.12    0.394   260.70
2023.22    0.396   260.66
2023.32    0.399   260.62
2023.42    0.401   260.58
2023.52    0.403   260.54
2023.62    0.405   260.50
2023.72    0.407   260.46
2023.82    0.410   260.42
2023.92    0.412   260.39
2024.02    0.414   260.35
2024.12    0.416   260.31
2024.22    0.417   260.28
2024.32    0.419   260.24
2024.42    0.421   260.21
2024.52    0.423   260.17
2024.62    0.425   260.14
2024.72    0.426   260.10
2024.82    0.428   260.07
2024.92    0.429   260.03
2025.02    0.431   260.00
2025.12    0.432   259.96
2025.22    0.434   259.93
2025.32    0.435   259.90
2025.42    0.437   259.87
2025.52    0.438   259.83
2025.62    0.439   259.80
2025.72    0.440   259.77
2025.82    0.442   259.73
2025.92    0.443   259.70
2026.02    0.444   259.67
2026.12    0.445   259.64
2026.22    0.446   259.61
2026.32    0.447   259.58
2026.42    0.447   259.54
2026.52    0.448   259.51
2026.62    0.449   259.48
2026.72    0.450   259.45
2026.82    0.450   259.42
2026.92    0.451   259.39
2027.02    0.452   259.36
2027.12    0.452   259.33
2027.22    0.452   259.30
2027.32    0.453   259.27
2027.42    0.453   259.23
2027.52    0.453   259.20
2027.62    0.454   259.17
2027.72    0.454   259.14
2027.82    0.454   259.11
2027.92    0.454   259.08
2028.02    0.454   259.05
2028.12    0.454   259.02
2028.22    0.454   258.99
2028.32    0.454   258.96
2028.42    0.453   258.93
2028.52    0.453   258.90
2028.62    0.453   258.87
2028.72    0.452   258.84
2028.82    0.452   258.81
2028.92    0.451   258.78
2029.02    0.451   258.75
2029.12    0.450   258.71
2029.22    0.449   258.68
2029.32    0.449   258.65
2029.42    0.448   258.62
2029.52    0.447   258.59
2029.62    0.446   258.56
2029.72    0.445   258.53
2029.82    0.444   258.49
2029.92    0.443   258.46
2030.02    0.441   258.43
2030.12    0.440   258.40
2030.22    0.439   258.37
2030.32    0.437   258.33
2030.42    0.436   258.30
2030.52    0.434   258.27
2030.62    0.433   258.23
2030.72    0.431   258.20
2030.82    0.429   258.17
2030.92    0.428   258.13
2031.02    0.426   258.10
2031.12    0.424   258.06
2031.22    0.422   258.03
2031.32    0.420   257.99
2031.42    0.418   257.96
2031.52    0.415   257.92
2031.62    0.413   257.88
2031.72    0.411   257.85
2031.82    0.408   257.81
2031.92    0.406   257.77
2032.02    0.403   257.73
2032.12    0.401   257.69
2032.22    0.398   257.65
2032.32    0.395   257.61
2032.42    0.392   257.57
2032.52    0.389   257.53
2032.62    0.386   257.49
2032.72    0.383   257.45
2032.82    0.380   257.40
2032.92    0.377   257.36
2033.02    0.374   257.32
2033.12    0.370   257.27
2033.22    0.367   257.22
2033.32    0.363   257.18
2033.42    0.360   257.13
2033.52    0.356   257.08
2033.62    0.352   257.03
2033.72    0.349   256.98
2033.82    0.345   256.93
2033.92    0.341   256.87
2034.02    0.337   256.82
2034.12    0.332   256.76
2034.22    0.328   256.70
2034.32    0.324   256.65
2034.42    0.320   256.58
2034.52    0.315   256.52
2034.62    0.311   256.46
2034.72    0.306   256.39
2034.82    0.301   256.32
2034.92    0.297   256.25
2035.02    0.292   256.18
2035.12    0.287   256.11
2035.22    0.282   256.03
2035.32    0.277   255.95
2035.42    0.272   255.86
2035.52    0.266   255.78
2035.62    0.261   255.69
2035.72    0.256   255.59
2035.82    0.250   255.49
2035.92    0.245   255.39
2036.02    0.239   255.28
2036.12    0.233   255.17
2036.22    0.228   255.05
2036.32    0.222   254.93
2036.42    0.216   254.80
2036.52    0.210   254.66
2036.62    0.204   254.51
2036.72    0.198   254.36
2036.82    0.192   254.19
2036.92    0.185   254.01
2037.02    0.179   253.83
2037.12    0.173   253.62
2037.22    0.166   253.40
2037.32    0.160   253.17
2037.42    0.153   252.91
2037.52    0.147   252.63
2037.62    0.140   252.32
2037.72    0.133   251.98
2037.82    0.126   251.61
2037.92    0.119   251.19
2038.02    0.113   250.73
2038.12    0.106   250.20
2038.22    0.099   249.60
2038.32    0.092   248.90
2038.42    0.085   248.09
2038.52    0.078   247.13
2038.62    0.071   245.99
2038.72    0.063   244.58
2038.82    0.056   242.83
2038.92    0.049   240.57
2039.02    0.042   237.57
2039.12    0.036   233.42
2039.22    0.029   227.36
2039.32    0.023   217.97
2039.42    0.018   202.70
2039.52    0.015   178.95
2039.62    0.015   150.93
2039.72    0.019   129.01
2039.82    0.024   115.25
2039.92    0.030   106.74
2040.02    0.037   101.17
2040.12    0.044    97.31
2040.22    0.051    94.50
2040.32    0.058    92.36
2040.42    0.065    90.69
2040.52    0.072    89.34
2040.62    0.079    88.24
2040.72    0.086    87.31
2040.82    0.093    86.52
2040.92    0.100    85.85
2041.02    0.107    85.25
2041.12    0.113    84.73
2041.22    0.120    84.27
2041.32    0.127    83.86
2041.42    0.133    83.49
2041.52    0.140    83.15
2041.62    0.146    82.84
2041.72    0.152    82.56
2041.82    0.158    82.30
2041.92    0.164    82.06
2042.02    0.170    81.83
2042.12    0.176    81.62
2042.22    0.182    81.43
2042.32    0.187    81.24
2042.42    0.193    81.07
2042.52    0.198    80.90
2042.62    0.203    80.75
2042.72    0.208    80.60
2042.82    0.213    80.46
2042.92    0.217    80.32
2043.02    0.222    80.19
2043.12    0.226    80.07
2043.22    0.230    79.95
2043.32    0.234    79.83
2043.42    0.238    79.72
2043.52    0.242    79.61
2043.62    0.245    79.50
2043.72    0.248    79.40
2043.82    0.252    79.30
2043.92    0.254    79.20
2044.02    0.257    79.10
2044.12    0.260    79.01
2044.22    0.262    78.92
2044.32    0.264    78.83
2044.42    0.267    78.74
2044.52    0.268    78.65
2044.62    0.270    78.56
2044.72    0.272    78.48
2044.82    0.273    78.39
2044.92    0.274    78.31
2045.02    0.275    78.22
2045.12    0.276    78.14
2045.22    0.277    78.06
2045.32    0.278    77.98






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 15:24:43



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