Double Star Calculator - Orbit

Orbital Elements for WSI122
WDS: WSI122 WDS ID/Discoverer
P: 65.000 Orbital period (years)
a: 0.769 Semi-major axis (arcseconds)
i: 131.7 Inclination (degrees)
Ω: 165.7 Longitude of ascending node (degrees)
T: 2009.030 Epoch of periastron passage (year)
e: 0.641 Eccentricity
ω: 153.3 Longitude of periastron (degrees)
Start-Year: 1992.5 Year
End-Year: 2057.5 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for WSI122
Position: 051009.67-723627.9 Epoch-2000 right ascension and declination
WDS-ID: 05102-7236 WDS designation
Discoverer Code: WSI122 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 271076 HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 11.5 Magnitude of the primary
V2: 12.5 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2019 Date of last observation
Orbit grade: 4 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: Flags
Ephemerides: Ephemerides
Code: Tok2020g Reference

Double Star Orbit for WSI122



WDS 6th Orbit including measures of WSI122

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Ephemeris of WSI122
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.850   207.47
--------------------------
1992.50    1.034   164.32
1992.60    1.031   164.16
1992.70    1.027   164.01
1992.80    1.024   163.85
1992.90    1.021   163.69
1993.00    1.018   163.53
1993.10    1.015   163.36
1993.20    1.011   163.20
1993.30    1.008   163.04
1993.40    1.005   162.87
1993.50    1.001   162.71
1993.60    0.998   162.54
1993.70    0.994   162.37
1993.80    0.991   162.20
1993.90    0.987   162.03
1994.00    0.984   161.86
1994.10    0.980   161.68
1994.20    0.977   161.51
1994.30    0.973   161.33
1994.40    0.969   161.16
1994.50    0.966   160.98
1994.60    0.962   160.80
1994.70    0.958   160.62
1994.80    0.954   160.43
1994.90    0.950   160.25
1995.00    0.946   160.06
1995.10    0.942   159.87
1995.20    0.938   159.69
1995.30    0.934   159.49
1995.40    0.930   159.30
1995.50    0.926   159.11
1995.60    0.922   158.91
1995.70    0.918   158.71
1995.80    0.914   158.52
1995.90    0.910   158.31
1996.00    0.905   158.11
1996.10    0.901   157.91
1996.20    0.897   157.70
1996.30    0.892   157.49
1996.40    0.888   157.28
1996.50    0.883   157.07
1996.60    0.879   156.85
1996.70    0.874   156.63
1996.80    0.870   156.41
1996.90    0.865   156.19
1997.00    0.860   155.97
1997.10    0.855   155.74
1997.20    0.851   155.51
1997.30    0.846   155.28
1997.40    0.841   155.04
1997.50    0.836   154.80
1997.60    0.831   154.56
1997.70    0.826   154.32
1997.80    0.821   154.07
1997.90    0.816   153.82
1998.00    0.811   153.57
1998.10    0.806   153.31
1998.20    0.801   153.06
1998.30    0.796   152.79
1998.40    0.790   152.53
1998.50    0.785   152.26
1998.60    0.780   151.98
1998.70    0.774   151.71
1998.80    0.769   151.43
1998.90    0.763   151.14
1999.00    0.758   150.85
1999.10    0.752   150.56
1999.20    0.746   150.26
1999.30    0.741   149.96
1999.40    0.735   149.65
1999.50    0.729   149.34
1999.60    0.723   149.02
1999.70    0.717   148.70
1999.80    0.712   148.37
1999.90    0.706   148.04
2000.00    0.700   147.70
2000.10    0.693   147.36
2000.20    0.687   147.00
2000.30    0.681   146.65
2000.40    0.675   146.28
2000.50    0.669   145.91
2000.60    0.662   145.54
2000.70    0.656   145.15
2000.80    0.650   144.76
2000.90    0.643   144.36
2001.00    0.637   143.95
2001.10    0.630   143.53
2001.20    0.623   143.11
2001.30    0.617   142.67
2001.40    0.610   142.23
2001.50    0.603   141.77
2001.60    0.597   141.31
2001.70    0.590   140.83
2001.80    0.583   140.35
2001.90    0.576   139.85
2002.00    0.569   139.34
2002.10    0.562   138.81
2002.20    0.555   138.28
2002.30    0.548   137.73
2002.40    0.540   137.16
2002.50    0.533   136.58
2002.60    0.526   135.98
2002.70    0.518   135.37
2002.80    0.511   134.74
2002.90    0.504   134.09
2003.00    0.496   133.42
2003.10    0.489   132.73
2003.20    0.481   132.02
2003.30    0.474   131.29
2003.40    0.466   130.53
2003.50    0.458   129.75
2003.60    0.451   128.94
2003.70    0.443   128.10
2003.80    0.435   127.23
2003.90    0.428   126.34
2004.00    0.420   125.40
2004.10    0.412   124.44
2004.20    0.404   123.43
2004.30    0.397   122.39
2004.40    0.389   121.31
2004.50    0.381   120.18
2004.60    0.373   119.00
2004.70    0.366   117.78
2004.80    0.358   116.50
2004.90    0.350   115.17
2005.00    0.343   113.77
2005.10    0.335   112.32
2005.20    0.328   110.79
2005.30    0.320   109.20
2005.40    0.313   107.53
2005.50    0.306   105.78
2005.60    0.299   103.95
2005.70    0.292   102.03
2005.80    0.285   100.02
2005.90    0.279    97.92
2006.00    0.272    95.71
2006.10    0.266    93.40
2006.20    0.260    90.99
2006.30    0.255    88.46
2006.40    0.250    85.83
2006.50    0.245    83.09
2006.60    0.240    80.24
2006.70    0.236    77.29
2006.80    0.232    74.24
2006.90    0.229    71.10
2007.00    0.226    67.87
2007.10    0.224    64.57
2007.20    0.222    61.20
2007.30    0.221    57.79
2007.40    0.220    54.35
2007.50    0.220    50.89
2007.60    0.220    47.44
2007.70    0.221    43.99
2007.80    0.222    40.58
2007.90    0.224    37.21
2008.00    0.226    33.89
2008.10    0.228    30.64
2008.20    0.231    27.46
2008.30    0.234    24.35
2008.40    0.237    21.33
2008.50    0.240    18.39
2008.60    0.244    15.54
2008.70    0.248    12.77
2008.80    0.251    10.08
2008.90    0.255     7.48
2009.00    0.259     4.94
2009.10    0.263     2.49
2009.20    0.266     0.10
2009.30    0.270   357.77
2009.40    0.274   355.51
2009.50    0.277   353.30
2009.60    0.280   351.15
2009.70    0.283   349.04
2009.80    0.286   346.98
2009.90    0.289   344.96
2010.00    0.292   342.97
2010.10    0.294   341.03
2010.20    0.297   339.11
2010.30    0.299   337.22
2010.40    0.301   335.36
2010.50    0.303   333.53
2010.60    0.305   331.72
2010.70    0.306   329.92
2010.80    0.308   328.15
2010.90    0.309   326.40
2011.00    0.311   324.66
2011.10    0.312   322.94
2011.20    0.314   321.23
2011.30    0.315   319.53
2011.40    0.316   317.85
2011.50    0.317   316.19
2011.60    0.319   314.53
2011.70    0.320   312.89
2011.80    0.321   311.26
2011.90    0.322   309.64
2012.00    0.323   308.04
2012.10    0.325   306.44
2012.20    0.326   304.86
2012.30    0.327   303.29
2012.40    0.328   301.73
2012.50    0.330   300.19
2012.60    0.331   298.66
2012.70    0.333   297.14
2012.80    0.334   295.64
2012.90    0.336   294.15
2013.00    0.338   292.68
2013.10    0.339   291.22
2013.20    0.341   289.77
2013.30    0.343   288.35
2013.40    0.345   286.93
2013.50    0.347   285.54
2013.60    0.349   284.16
2013.70    0.351   282.80
2013.80    0.354   281.45
2013.90    0.356   280.12
2014.00    0.358   278.81
2014.10    0.361   277.52
2014.20    0.364   276.24
2014.30    0.366   274.99
2014.40    0.369   273.75
2014.50    0.372   272.53
2014.60    0.374   271.33
2014.70    0.377   270.14
2014.80    0.380   268.98
2014.90    0.383   267.83
2015.00    0.386   266.70
2015.10    0.390   265.59
2015.20    0.393   264.50
2015.30    0.396   263.43
2015.40    0.399   262.37
2015.50    0.403   261.33
2015.60    0.406   260.31
2015.70    0.410   259.30
2015.80    0.413   258.32
2015.90    0.417   257.35
2016.00    0.421   256.39
2016.10    0.424   255.46
2016.20    0.428   254.53
2016.30    0.432   253.63
2016.40    0.436   252.74
2016.50    0.439   251.87
2016.60    0.443   251.01
2016.70    0.447   250.16
2016.80    0.451   249.33
2016.90    0.455   248.52
2017.00    0.459   247.72
2017.10    0.463   246.93
2017.20    0.467   246.16
2017.30    0.471   245.40
2017.40    0.475   244.65
2017.50    0.479   243.92
2017.60    0.484   243.20
2017.70    0.488   242.49
2017.80    0.492   241.79
2017.90    0.496   241.11
2018.00    0.500   240.43
2018.10    0.505   239.77
2018.20    0.509   239.12
2018.30    0.513   238.48
2018.40    0.517   237.85
2018.50    0.522   237.23
2018.60    0.526   236.62
2018.70    0.530   236.02
2018.80    0.535   235.43
2018.90    0.539   234.85
2019.00    0.543   234.28
2019.10    0.547   233.72
2019.20    0.552   233.16
2019.30    0.556   232.62
2019.40    0.560   232.08
2019.50    0.565   231.55
2019.60    0.569   231.03
2019.70    0.574   230.52
2019.80    0.578   230.02
2019.90    0.582   229.52
2020.00    0.587   229.03
2020.10    0.591   228.55
2020.20    0.595   228.07
2020.30    0.600   227.60
2020.40    0.604   227.14
2020.50    0.608   226.68
2020.60    0.613   226.24
2020.70    0.617   225.79
2020.80    0.621   225.36
2020.90    0.626   224.93
2021.00    0.630   224.50
2021.10    0.634   224.08
2021.20    0.638   223.67
2021.30    0.643   223.26
2021.40    0.647   222.86
2021.50    0.651   222.46
2021.60    0.656   222.07
2021.70    0.660   221.69
2021.80    0.664   221.30
2021.90    0.668   220.93
2022.00    0.673   220.55
2022.10    0.677   220.19
2022.20    0.681   219.82
2022.30    0.685   219.47
2022.40    0.689   219.11
2022.50    0.694   218.76
2022.60    0.698   218.42
2022.70    0.702   218.08
2022.80    0.706   217.74
2022.90    0.710   217.40
2023.00    0.714   217.07
2023.10    0.718   216.75
2023.20    0.722   216.43
2023.30    0.727   216.11
2023.40    0.731   215.79
2023.50    0.735   215.48
2023.60    0.739   215.17
2023.70    0.743   214.87
2023.80    0.747   214.57
2023.90    0.751   214.27
2024.00    0.755   213.97
2024.10    0.759   213.68
2024.20    0.763   213.39
2024.30    0.767   213.11
2024.40    0.771   212.82
2024.50    0.775   212.54
2024.60    0.778   212.27
2024.70    0.782   211.99
2024.80    0.786   211.72
2024.90    0.790   211.45
2025.00    0.794   211.18
2025.10    0.798   210.92
2025.20    0.802   210.66
2025.30    0.805   210.40
2025.40    0.809   210.14
2025.50    0.813   209.89
2025.60    0.817   209.64
2025.70    0.820   209.39
2025.80    0.824   209.14
2025.90    0.828   208.89
2026.00    0.832   208.65
2026.10    0.835   208.41
2026.20    0.839   208.17
2026.30    0.843   207.94
2026.40    0.846   207.70
2026.50    0.850   207.47
2026.60    0.853   207.24
2026.70    0.857   207.01
2026.80    0.861   206.78
2026.90    0.864   206.56
2027.00    0.868   206.33
2027.10    0.871   206.11
2027.20    0.875   205.89
2027.30    0.878   205.68
2027.40    0.882   205.46
2027.50    0.885   205.25
2027.60    0.889   205.03
2027.70    0.892   204.82
2027.80    0.895   204.61
2027.90    0.899   204.40
2028.00    0.902   204.20
2028.10    0.905   203.99
2028.20    0.909   203.79
2028.30    0.912   203.59
2028.40    0.915   203.39
2028.50    0.919   203.19
2028.60    0.922   202.99
2028.70    0.925   202.80
2028.80    0.928   202.60
2028.90    0.932   202.41
2029.00    0.935   202.22
2029.10    0.938   202.03
2029.20    0.941   201.84
2029.30    0.944   201.65
2029.40    0.947   201.46
2029.50    0.950   201.27
2029.60    0.954   201.09
2029.70    0.957   200.91
2029.80    0.960   200.72
2029.90    0.963   200.54
2030.00    0.966   200.36
2030.10    0.969   200.19
2030.20    0.972   200.01
2030.30    0.975   199.83
2030.40    0.978   199.66
2030.50    0.980   199.48
2030.60    0.983   199.31
2030.70    0.986   199.14
2030.80    0.989   198.96
2030.90    0.992   198.79
2031.00    0.995   198.62
2031.10    0.998   198.46
2031.20    1.000   198.29
2031.30    1.003   198.12
2031.40    1.006   197.96
2031.50    1.009   197.79
2031.60    1.011   197.63
2031.70    1.014   197.46
2031.80    1.017   197.30
2031.90    1.020   197.14
2032.00    1.022   196.98
2032.10    1.025   196.82
2032.20    1.027   196.66
2032.30    1.030   196.50
2032.40    1.033   196.35
2032.50    1.035   196.19
2032.60    1.038   196.03
2032.70    1.040   195.88
2032.80    1.043   195.72
2032.90    1.045   195.57
2033.00    1.048   195.42
2033.10    1.050   195.27
2033.20    1.053   195.12
2033.30    1.055   194.96
2033.40    1.057   194.81
2033.50    1.060   194.67
2033.60    1.062   194.52
2033.70    1.064   194.37
2033.80    1.067   194.22
2033.90    1.069   194.08
2034.00    1.071   193.93
2034.10    1.074   193.78
2034.20    1.076   193.64
2034.30    1.078   193.49
2034.40    1.080   193.35
2034.50    1.083   193.21
2034.60    1.085   193.07
2034.70    1.087   192.92
2034.80    1.089   192.78
2034.90    1.091   192.64
2035.00    1.093   192.50
2035.10    1.095   192.36
2035.20    1.097   192.22
2035.30    1.099   192.08
2035.40    1.101   191.95
2035.50    1.103   191.81
2035.60    1.105   191.67
2035.70    1.107   191.53
2035.80    1.109   191.40
2035.90    1.111   191.26
2036.00    1.113   191.13
2036.10    1.115   190.99
2036.20    1.117   190.86
2036.30    1.119   190.73
2036.40    1.121   190.59
2036.50    1.122   190.46
2036.60    1.124   190.33
2036.70    1.126   190.19
2036.80    1.128   190.06
2036.90    1.129   189.93
2037.00    1.131   189.80
2037.10    1.133   189.67
2037.20    1.135   189.54
2037.30    1.136   189.41
2037.40    1.138   189.28
2037.50    1.139   189.15
2037.60    1.141   189.02
2037.70    1.143   188.89
2037.80    1.144   188.77
2037.90    1.146   188.64
2038.00    1.147   188.51
2038.10    1.149   188.39
2038.20    1.150   188.26
2038.30    1.152   188.13
2038.40    1.153   188.01
2038.50    1.155   187.88
2038.60    1.156   187.76
2038.70    1.157   187.63
2038.80    1.159   187.51
2038.90    1.160   187.38
2039.00    1.162   187.26
2039.10    1.163   187.13
2039.20    1.164   187.01
2039.30    1.165   186.89
2039.40    1.167   186.76
2039.50    1.168   186.64
2039.60    1.169   186.52
2039.70    1.170   186.40
2039.80    1.172   186.27
2039.90    1.173   186.15
2040.00    1.174   186.03
2040.10    1.175   185.91
2040.20    1.176   185.79
2040.30    1.177   185.67
2040.40    1.178   185.55
2040.50    1.179   185.43
2040.60    1.180   185.31
2040.70    1.181   185.19
2040.80    1.182   185.07
2040.90    1.183   184.95
2041.00    1.184   184.83
2041.10    1.185   184.71
2041.20    1.186   184.59
2041.30    1.187   184.47
2041.40    1.188   184.35
2041.50    1.189   184.23
2041.60    1.189   184.12
2041.70    1.190   184.00
2041.80    1.191   183.88
2041.90    1.192   183.76
2042.00    1.192   183.64
2042.10    1.193   183.53
2042.20    1.194   183.41
2042.30    1.195   183.29
2042.40    1.195   183.18
2042.50    1.196   183.06
2042.60    1.196   182.94
2042.70    1.197   182.82
2042.80    1.198   182.71
2042.90    1.198   182.59
2043.00    1.199   182.48
2043.10    1.199   182.36
2043.20    1.200   182.24
2043.30    1.200   182.13
2043.40    1.201   182.01
2043.50    1.201   181.89
2043.60    1.202   181.78
2043.70    1.202   181.66
2043.80    1.202   181.55
2043.90    1.203   181.43
2044.00    1.203   181.32
2044.10    1.203   181.20
2044.20    1.204   181.08
2044.30    1.204   180.97
2044.40    1.204   180.85
2044.50    1.204   180.74
2044.60    1.205   180.62
2044.70    1.205   180.51
2044.80    1.205   180.39
2044.90    1.205   180.28
2045.00    1.205   180.16
2045.10    1.205   180.05
2045.20    1.205   179.93
2045.30    1.205   179.82
2045.40    1.205   179.70
2045.50    1.205   179.59
2045.60    1.205   179.47
2045.70    1.205   179.36
2045.80    1.205   179.24
2045.90    1.205   179.13
2046.00    1.205   179.01
2046.10    1.205   178.90
2046.20    1.205   178.78
2046.30    1.205   178.67
2046.40    1.205   178.55
2046.50    1.204   178.44
2046.60    1.204   178.32
2046.70    1.204   178.20
2046.80    1.204   178.09
2046.90    1.203   177.97
2047.00    1.203   177.86
2047.10    1.203   177.74
2047.20    1.202   177.63
2047.30    1.202   177.51
2047.40    1.202   177.40
2047.50    1.201   177.28
2047.60    1.201   177.16
2047.70    1.200   177.05
2047.80    1.200   176.93
2047.90    1.199   176.82
2048.00    1.199   176.70
2048.10    1.198   176.58
2048.20    1.198   176.47
2048.30    1.197   176.35
2048.40    1.196   176.23
2048.50    1.196   176.12
2048.60    1.195   176.00
2048.70    1.194   175.88
2048.80    1.194   175.76
2048.90    1.193   175.65
2049.00    1.192   175.53
2049.10    1.191   175.41
2049.20    1.190   175.29
2049.30    1.190   175.18
2049.40    1.189   175.06
2049.50    1.188   174.94
2049.60    1.187   174.82
2049.70    1.186   174.70
2049.80    1.185   174.58
2049.90    1.184   174.46
2050.00    1.183   174.34
2050.10    1.182   174.22
2050.20    1.181   174.10
2050.30    1.180   173.98
2050.40    1.179   173.86
2050.50    1.178   173.74
2050.60    1.177   173.62
2050.70    1.175   173.50
2050.80    1.174   173.38
2050.90    1.173   173.26
2051.00    1.172   173.14
2051.10    1.171   173.02
2051.20    1.169   172.89
2051.30    1.168   172.77
2051.40    1.167   172.65
2051.50    1.165   172.53
2051.60    1.164   172.40
2051.70    1.162   172.28
2051.80    1.161   172.15
2051.90    1.159   172.03
2052.00    1.158   171.91
2052.10    1.156   171.78
2052.20    1.155   171.66
2052.30    1.153   171.53
2052.40    1.152   171.40
2052.50    1.150   171.28
2052.60    1.148   171.15
2052.70    1.147   171.02
2052.80    1.145   170.90
2052.90    1.143   170.77
2053.00    1.142   170.64
2053.10    1.140   170.51
2053.20    1.138   170.38
2053.30    1.136   170.25
2053.40    1.134   170.13
2053.50    1.132   169.99
2053.60    1.130   169.86
2053.70    1.129   169.73
2053.80    1.127   169.60
2053.90    1.125   169.47
2054.00    1.123   169.34
2054.10    1.121   169.20
2054.20    1.118   169.07
2054.30    1.116   168.94
2054.40    1.114   168.80
2054.50    1.112   168.67
2054.60    1.110   168.53
2054.70    1.108   168.40
2054.80    1.105   168.26
2054.90    1.103   168.12
2055.00    1.101   167.98
2055.10    1.098   167.85
2055.20    1.096   167.71
2055.30    1.094   167.57
2055.40    1.091   167.43
2055.50    1.089   167.29
2055.60    1.086   167.15
2055.70    1.084   167.00
2055.80    1.081   166.86
2055.90    1.079   166.72
2056.00    1.076   166.57
2056.10    1.074   166.43
2056.20    1.071   166.28
2056.30    1.068   166.14
2056.40    1.066   165.99
2056.50    1.063   165.84
2056.60    1.060   165.69
2056.70    1.057   165.54
2056.80    1.054   165.39
2056.90    1.051   165.24
2057.00    1.049   165.09
2057.10    1.046   164.94
2057.20    1.043   164.79
2057.30    1.040   164.63
2057.40    1.037   164.48






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 15:34:44



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