Double Star Calculator - Orbit

Orbital Elements for SEE389
WDS: SEE389 WDS ID/Discoverer
P: 46.200 Orbital period (years)
a: 0.221 Semi-major axis (arcseconds)
i: 93.5 Inclination (degrees)
Ω: 327.9 Longitude of ascending node (degrees)
T: 1976.630 Epoch of periastron passage (year)
e: 0.088 Eccentricity
ω: 0.4 Longitude of periastron (degrees)
Start-Year: 2001.9 Year
End-Year: 2048.1 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for SEE389
Position: 193949.46-232539.4 Epoch-2000 right ascension and declination
WDS-ID: 19398-2326 WDS designation
Discoverer Code: SEE389 Discover designation and components
ADS number: 12741 Aitken Double Star catalog
HD number: 185404 HD catalog number
Hipparcos number: 96729 Hipparcos catalog number
V1: 6.80 Magnitude of the primary
V2: 7.51 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2014 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: Tok2015c Reference

Double Star Orbit for SEE389



WDS 6th Orbit including measures of SEE389

-- 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 SEE389
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.169   325.51
--------------------------
2001.90    0.232   146.99
2002.00    0.231   146.94
2002.10    0.230   146.90
2002.20    0.230   146.85
2002.30    0.229   146.81
2002.40    0.228   146.77
2002.50    0.227   146.72
2002.60    0.226   146.68
2002.70    0.225   146.63
2002.80    0.224   146.58
2002.90    0.223   146.54
2003.00    0.222   146.49
2003.10    0.220   146.44
2003.20    0.219   146.40
2003.30    0.218   146.35
2003.40    0.217   146.30
2003.50    0.216   146.25
2003.60    0.214   146.20
2003.70    0.213   146.15
2003.80    0.212   146.10
2003.90    0.210   146.05
2004.00    0.209   145.99
2004.10    0.207   145.94
2004.20    0.206   145.88
2004.30    0.204   145.83
2004.40    0.203   145.77
2004.50    0.201   145.72
2004.60    0.200   145.66
2004.70    0.198   145.60
2004.80    0.196   145.54
2004.90    0.195   145.48
2005.00    0.193   145.42
2005.10    0.191   145.36
2005.20    0.189   145.29
2005.30    0.188   145.23
2005.40    0.186   145.16
2005.50    0.184   145.09
2005.60    0.182   145.02
2005.70    0.180   144.95
2005.80    0.178   144.88
2005.90    0.176   144.81
2006.00    0.174   144.73
2006.10    0.172   144.65
2006.20    0.170   144.58
2006.30    0.168   144.49
2006.40    0.166   144.41
2006.50    0.164   144.33
2006.60    0.162   144.24
2006.70    0.159   144.15
2006.80    0.157   144.06
2006.90    0.155   143.96
2007.00    0.153   143.86
2007.10    0.150   143.76
2007.20    0.148   143.66
2007.30    0.146   143.55
2007.40    0.143   143.44
2007.50    0.141   143.33
2007.60    0.139   143.21
2007.70    0.136   143.09
2007.80    0.134   142.96
2007.90    0.131   142.83
2008.00    0.129   142.69
2008.10    0.126   142.55
2008.20    0.124   142.40
2008.30    0.121   142.25
2008.40    0.119   142.09
2008.50    0.116   141.92
2008.60    0.114   141.74
2008.70    0.111   141.56
2008.80    0.108   141.37
2008.90    0.106   141.17
2009.00    0.103   140.95
2009.10    0.100   140.73
2009.20    0.098   140.50
2009.30    0.095   140.25
2009.40    0.092   139.98
2009.50    0.090   139.70
2009.60    0.087   139.40
2009.70    0.084   139.09
2009.80    0.081   138.75
2009.90    0.079   138.39
2010.00    0.076   138.00
2010.10    0.073   137.58
2010.20    0.070   137.12
2010.30    0.067   136.63
2010.40    0.064   136.10
2010.50    0.062   135.52
2010.60    0.059   134.88
2010.70    0.056   134.18
2010.80    0.053   133.40
2010.90    0.050   132.53
2011.00    0.047   131.56
2011.10    0.045   130.47
2011.20    0.042   129.23
2011.30    0.039   127.82
2011.40    0.036   126.18
2011.50    0.034   124.28
2011.60    0.031   122.04
2011.70    0.028   119.37
2011.80    0.026   116.15
2011.90    0.023   112.21
2012.00    0.021   107.35
2012.10    0.018   101.29
2012.20    0.017    93.72
2012.30    0.015    84.37
2012.40    0.014    73.20
2012.50    0.013    60.69
2012.60    0.014    47.89
2012.70    0.014    35.98
2012.80    0.016    25.73
2012.90    0.018    17.33
2013.00    0.020    10.58
2013.10    0.022     5.18
2013.20    0.024     0.83
2013.30    0.027   357.29
2013.40    0.030   354.37
2013.50    0.032   351.93
2013.60    0.035   349.88
2013.70    0.038   348.12
2013.80    0.040   346.60
2013.90    0.043   345.28
2014.00    0.046   344.12
2014.10    0.049   343.09
2014.20    0.052   342.18
2014.30    0.055   341.36
2014.40    0.057   340.62
2014.50    0.060   339.95
2014.60    0.063   339.34
2014.70    0.066   338.79
2014.80    0.069   338.27
2014.90    0.071   337.80
2015.00    0.074   337.37
2015.10    0.077   336.96
2015.20    0.080   336.58
2015.30    0.083   336.23
2015.40    0.085   335.90
2015.50    0.088   335.59
2015.60    0.091   335.30
2015.70    0.093   335.03
2015.80    0.096   334.77
2015.90    0.099   334.53
2016.00    0.101   334.30
2016.10    0.104   334.08
2016.20    0.107   333.87
2016.30    0.109   333.67
2016.40    0.112   333.48
2016.50    0.114   333.30
2016.60    0.117   333.12
2016.70    0.119   332.96
2016.80    0.122   332.80
2016.90    0.124   332.64
2017.00    0.126   332.50
2017.10    0.129   332.35
2017.20    0.131   332.22
2017.30    0.133   332.08
2017.40    0.136   331.96
2017.50    0.138   331.83
2017.60    0.140   331.71
2017.70    0.142   331.60
2017.80    0.145   331.48
2017.90    0.147   331.38
2018.00    0.149   331.27
2018.10    0.151   331.17
2018.20    0.153   331.07
2018.30    0.155   330.97
2018.40    0.157   330.87
2018.50    0.159   330.78
2018.60    0.161   330.69
2018.70    0.162   330.60
2018.80    0.164   330.51
2018.90    0.166   330.43
2019.00    0.168   330.35
2019.10    0.169   330.26
2019.20    0.171   330.18
2019.30    0.173   330.11
2019.40    0.174   330.03
2019.50    0.176   329.95
2019.60    0.177   329.88
2019.70    0.179   329.81
2019.80    0.180   329.74
2019.90    0.182   329.66
2020.00    0.183   329.60
2020.10    0.184   329.53
2020.20    0.186   329.46
2020.30    0.187   329.39
2020.40    0.188   329.33
2020.50    0.189   329.26
2020.60    0.190   329.20
2020.70    0.191   329.13
2020.80    0.192   329.07
2020.90    0.193   329.01
2021.00    0.194   328.95
2021.10    0.195   328.88
2021.20    0.195   328.82
2021.30    0.196   328.76
2021.40    0.197   328.70
2021.50    0.198   328.64
2021.60    0.198   328.58
2021.70    0.199   328.53
2021.80    0.199   328.47
2021.90    0.200   328.41
2022.00    0.200   328.35
2022.10    0.200   328.29
2022.20    0.201   328.24
2022.30    0.201   328.18
2022.40    0.201   328.12
2022.50    0.201   328.06
2022.60    0.201   328.01
2022.70    0.202   327.95
2022.80    0.202   327.89
2022.90    0.202   327.84
2023.00    0.201   327.78
2023.10    0.201   327.72
2023.20    0.201   327.66
2023.30    0.201   327.61
2023.40    0.201   327.55
2023.50    0.200   327.49
2023.60    0.200   327.43
2023.70    0.200   327.38
2023.80    0.199   327.32
2023.90    0.199   327.26
2024.00    0.198   327.20
2024.10    0.197   327.14
2024.20    0.197   327.08
2024.30    0.196   327.02
2024.40    0.195   326.96
2024.50    0.194   326.90
2024.60    0.194   326.84
2024.70    0.193   326.78
2024.80    0.192   326.71
2024.90    0.191   326.65
2025.00    0.190   326.59
2025.10    0.189   326.52
2025.20    0.187   326.46
2025.30    0.186   326.39
2025.40    0.185   326.32
2025.50    0.184   326.26
2025.60    0.183   326.19
2025.70    0.181   326.12
2025.80    0.180   326.05
2025.90    0.178   325.97
2026.00    0.177   325.90
2026.10    0.175   325.82
2026.20    0.174   325.75
2026.30    0.172   325.67
2026.40    0.171   325.59
2026.50    0.169   325.51
2026.60    0.167   325.43
2026.70    0.165   325.35
2026.80    0.164   325.26
2026.90    0.162   325.17
2027.00    0.160   325.08
2027.10    0.158   324.99
2027.20    0.156   324.90
2027.30    0.154   324.80
2027.40    0.152   324.70
2027.50    0.150   324.60
2027.60    0.148   324.50
2027.70    0.146   324.39
2027.80    0.144   324.28
2027.90    0.142   324.17
2028.00    0.139   324.05
2028.10    0.137   323.93
2028.20    0.135   323.80
2028.30    0.133   323.67
2028.40    0.130   323.54
2028.50    0.128   323.40
2028.60    0.126   323.26
2028.70    0.123   323.11
2028.80    0.121   322.95
2028.90    0.118   322.79
2029.00    0.116   322.62
2029.10    0.113   322.44
2029.20    0.111   322.26
2029.30    0.108   322.07
2029.40    0.106   321.86
2029.50    0.103   321.65
2029.60    0.100   321.43
2029.70    0.098   321.19
2029.80    0.095   320.94
2029.90    0.092   320.68
2030.00    0.090   320.40
2030.10    0.087   320.10
2030.20    0.084   319.78
2030.30    0.081   319.45
2030.40    0.079   319.09
2030.50    0.076   318.70
2030.60    0.073   318.28
2030.70    0.070   317.83
2030.80    0.068   317.35
2030.90    0.065   316.82
2031.00    0.062   316.24
2031.10    0.059   315.61
2031.20    0.056   314.91
2031.30    0.053   314.14
2031.40    0.051   313.29
2031.50    0.048   312.33
2031.60    0.045   311.26
2031.70    0.042   310.04
2031.80    0.039   308.64
2031.90    0.037   307.03
2032.00    0.034   305.16
2032.10    0.031   302.96
2032.20    0.028   300.34
2032.30    0.026   297.19
2032.40    0.023   293.35
2032.50    0.021   288.60
2032.60    0.019   282.68
2032.70    0.017   275.27
2032.80    0.015   266.10
2032.90    0.014   255.09
2033.00    0.013   242.66
2033.10    0.014   229.79
2033.20    0.014   217.72
2033.30    0.016   207.27
2033.40    0.017   198.67
2033.50    0.019   191.76
2033.60    0.022   186.23
2033.70    0.024   181.79
2033.80    0.027   178.18
2033.90    0.029   175.21
2034.00    0.032   172.73
2034.10    0.035   170.64
2034.20    0.037   168.86
2034.30    0.040   167.33
2034.40    0.043   165.99
2034.50    0.046   164.82
2034.60    0.049   163.78
2034.70    0.052   162.86
2034.80    0.054   162.03
2034.90    0.057   161.29
2035.00    0.060   160.62
2035.10    0.063   160.00
2035.20    0.066   159.44
2035.30    0.069   158.93
2035.40    0.071   158.46
2035.50    0.074   158.02
2035.60    0.077   157.61
2035.70    0.080   157.24
2035.80    0.083   156.89
2035.90    0.085   156.56
2036.00    0.088   156.25
2036.10    0.091   155.96
2036.20    0.094   155.69
2036.30    0.096   155.43
2036.40    0.099   155.19
2036.50    0.102   154.96
2036.60    0.104   154.74
2036.70    0.107   154.53
2036.80    0.110   154.33
2036.90    0.112   154.14
2037.00    0.115   153.97
2037.10    0.117   153.79
2037.20    0.120   153.63
2037.30    0.123   153.47
2037.40    0.125   153.32
2037.50    0.128   153.18
2037.60    0.130   153.04
2037.70    0.133   152.90
2037.80    0.135   152.77
2037.90    0.137   152.65
2038.00    0.140   152.53
2038.10    0.142   152.41
2038.20    0.145   152.30
2038.30    0.147   152.19
2038.40    0.149   152.08
2038.50    0.152   151.98
2038.60    0.154   151.88
2038.70    0.156   151.79
2038.80    0.158   151.69
2038.90    0.160   151.60
2039.00    0.163   151.51
2039.10    0.165   151.43
2039.20    0.167   151.34
2039.30    0.169   151.26
2039.40    0.171   151.18
2039.50    0.173   151.10
2039.60    0.175   151.03
2039.70    0.177   150.95
2039.80    0.179   150.88
2039.90    0.181   150.81
2040.00    0.183   150.74
2040.10    0.185   150.67
2040.20    0.187   150.60
2040.30    0.188   150.53
2040.40    0.190   150.47
2040.50    0.192   150.41
2040.60    0.194   150.34
2040.70    0.195   150.28
2040.80    0.197   150.22
2040.90    0.199   150.16
2041.00    0.200   150.11
2041.10    0.202   150.05
2041.20    0.204   149.99
2041.30    0.205   149.94
2041.40    0.207   149.88
2041.50    0.208   149.83
2041.60    0.210   149.78
2041.70    0.211   149.72
2041.80    0.212   149.67
2041.90    0.214   149.62
2042.00    0.215   149.57
2042.10    0.216   149.52
2042.20    0.217   149.47
2042.30    0.219   149.42
2042.40    0.220   149.37
2042.50    0.221   149.33
2042.60    0.222   149.28
2042.70    0.223   149.23
2042.80    0.224   149.19
2042.90    0.225   149.14
2043.00    0.226   149.10
2043.10    0.227   149.05
2043.20    0.228   149.01
2043.30    0.229   148.96
2043.40    0.230   148.92
2043.50    0.231   148.87
2043.60    0.232   148.83
2043.70    0.232   148.79
2043.80    0.233   148.75
2043.90    0.234   148.70
2044.00    0.234   148.66
2044.10    0.235   148.62
2044.20    0.236   148.58
2044.30    0.236   148.54
2044.40    0.237   148.49
2044.50    0.237   148.45
2044.60    0.238   148.41
2044.70    0.238   148.37
2044.80    0.238   148.33
2044.90    0.239   148.29
2045.00    0.239   148.25
2045.10    0.239   148.21
2045.20    0.240   148.17
2045.30    0.240   148.13
2045.40    0.240   148.09
2045.50    0.240   148.05
2045.60    0.240   148.01
2045.70    0.240   147.97
2045.80    0.240   147.93
2045.90    0.240   147.89
2046.00    0.240   147.85
2046.10    0.240   147.81
2046.20    0.240   147.77
2046.30    0.240   147.73
2046.40    0.240   147.69
2046.50    0.240   147.65
2046.60    0.240   147.61
2046.70    0.239   147.57
2046.80    0.239   147.53
2046.90    0.239   147.49
2047.00    0.238   147.44
2047.10    0.238   147.40
2047.20    0.237   147.36
2047.30    0.237   147.32
2047.40    0.236   147.28
2047.50    0.236   147.24
2047.60    0.235   147.20
2047.70    0.235   147.16
2047.80    0.234   147.11
2047.90    0.233   147.07
2048.00    0.233   147.03






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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 18:06:58



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