Double Star Calculator - Orbit

Orbital Elements for HDS3376
WDS: HDS3376 WDS ID/Discoverer
P: 41.260 Orbital period (years)
a: 0.365 Semi-major axis (arcseconds)
i: 67.2 Inclination (degrees)
Ω: 68.9 Longitude of ascending node (degrees)
T: 1990.330 Epoch of periastron passage (year)
e: 0.75 Eccentricity
ω: 99.3 Longitude of periastron (degrees)
Start-Year: 2004.37 Year
End-Year: 2045.63 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for HDS3376
Position: 234537.33-484037.6 Epoch-2000 right ascension and declination
WDS-ID: 23456-4841 WDS designation
Discoverer Code: HDS3376 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 222969 HD catalog number
Hipparcos number: 117187 Hipparcos catalog number
V1: 9.90 Magnitude of the primary
V2: 11.25 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2022 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: Tok2023a Reference

Double Star Orbit for HDS3376



WDS 6th Orbit including measures of HDS3376

-- 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 HDS3376
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.292    52.34
--------------------------
2004.37    0.232   329.30
2004.47    0.233   329.85
2004.57    0.233   330.40
2004.67    0.233   330.95
2004.77    0.234   331.50
2004.87    0.234   332.04
2004.97    0.234   332.59
2005.07    0.234   333.13
2005.17    0.235   333.67
2005.27    0.235   334.21
2005.37    0.235   334.75
2005.47    0.236   335.29
2005.57    0.236   335.82
2005.67    0.236   336.36
2005.77    0.237   336.89
2005.87    0.237   337.42
2005.97    0.237   337.95
2006.07    0.238   338.48
2006.17    0.238   339.00
2006.27    0.239   339.53
2006.37    0.239   340.05
2006.47    0.239   340.57
2006.57    0.240   341.09
2006.67    0.240   341.61
2006.77    0.241   342.12
2006.87    0.241   342.63
2006.97    0.242   343.15
2007.07    0.242   343.65
2007.17    0.243   344.16
2007.27    0.243   344.67
2007.37    0.244   345.17
2007.47    0.244   345.67
2007.57    0.245   346.17
2007.67    0.245   346.67
2007.77    0.246   347.16
2007.87    0.246   347.66
2007.97    0.247   348.15
2008.07    0.247   348.64
2008.17    0.248   349.12
2008.27    0.248   349.61
2008.37    0.249   350.09
2008.47    0.249   350.57
2008.57    0.250   351.05
2008.67    0.251   351.52
2008.77    0.251   352.00
2008.87    0.252   352.47
2008.97    0.252   352.94
2009.07    0.253   353.40
2009.17    0.254   353.87
2009.27    0.254   354.33
2009.37    0.255   354.79
2009.47    0.255   355.25
2009.57    0.256   355.70
2009.67    0.257   356.16
2009.77    0.257   356.61
2009.87    0.258   357.06
2009.97    0.259   357.51
2010.07    0.259   357.95
2010.17    0.260   358.39
2010.27    0.261   358.83
2010.37    0.261   359.27
2010.47    0.262   359.71
2010.57    0.263     0.14
2010.67    0.263     0.57
2010.77    0.264     1.00
2010.87    0.265     1.43
2010.97    0.265     1.85
2011.07    0.266     2.27
2011.17    0.267     2.69
2011.27    0.267     3.11
2011.37    0.268     3.53
2011.47    0.269     3.94
2011.57    0.269     4.35
2011.67    0.270     4.76
2011.77    0.271     5.17
2011.87    0.272     5.57
2011.97    0.272     5.98
2012.07    0.273     6.38
2012.17    0.274     6.78
2012.27    0.274     7.17
2012.37    0.275     7.57
2012.47    0.276     7.96
2012.57    0.277     8.35
2012.67    0.277     8.74
2012.77    0.278     9.13
2012.87    0.279     9.51
2012.97    0.279     9.89
2013.07    0.280    10.27
2013.17    0.281    10.65
2013.27    0.282    11.03
2013.37    0.282    11.41
2013.47    0.283    11.78
2013.57    0.284    12.15
2013.67    0.284    12.52
2013.77    0.285    12.89
2013.87    0.286    13.25
2013.97    0.287    13.62
2014.07    0.287    13.98
2014.17    0.288    14.34
2014.27    0.289    14.70
2014.37    0.289    15.05
2014.47    0.290    15.41
2014.57    0.291    15.76
2014.67    0.291    16.11
2014.77    0.292    16.46
2014.87    0.293    16.81
2014.97    0.294    17.16
2015.07    0.294    17.50
2015.17    0.295    17.85
2015.27    0.296    18.19
2015.37    0.296    18.53
2015.47    0.297    18.87
2015.57    0.298    19.20
2015.67    0.298    19.54
2015.77    0.299    19.87
2015.87    0.300    20.21
2015.97    0.300    20.54
2016.07    0.301    20.87
2016.17    0.302    21.20
2016.27    0.302    21.52
2016.37    0.303    21.85
2016.47    0.303    22.17
2016.57    0.304    22.50
2016.67    0.305    22.82
2016.77    0.305    23.14
2016.87    0.306    23.46
2016.97    0.306    23.77
2017.07    0.307    24.09
2017.17    0.308    24.41
2017.27    0.308    24.72
2017.37    0.309    25.03
2017.47    0.309    25.35
2017.57    0.310    25.66
2017.67    0.310    25.97
2017.77    0.311    26.28
2017.87    0.311    26.58
2017.97    0.312    26.89
2018.07    0.313    27.19
2018.17    0.313    27.50
2018.27    0.314    27.80
2018.37    0.314    28.11
2018.47    0.314    28.41
2018.57    0.315    28.71
2018.67    0.315    29.01
2018.77    0.316    29.31
2018.87    0.316    29.61
2018.97    0.317    29.90
2019.07    0.317    30.20
2019.17    0.318    30.50
2019.27    0.318    30.79
2019.37    0.318    31.08
2019.47    0.319    31.38
2019.57    0.319    31.67
2019.67    0.319    31.96
2019.77    0.320    32.26
2019.87    0.320    32.55
2019.97    0.320    32.84
2020.07    0.321    33.13
2020.17    0.321    33.42
2020.27    0.321    33.71
2020.37    0.321    33.99
2020.47    0.322    34.28
2020.57    0.322    34.57
2020.67    0.322    34.86
2020.77    0.322    35.14
2020.87    0.322    35.43
2020.97    0.323    35.72
2021.07    0.323    36.00
2021.17    0.323    36.29
2021.27    0.323    36.58
2021.37    0.323    36.86
2021.47    0.323    37.15
2021.57    0.323    37.43
2021.67    0.323    37.72
2021.77    0.323    38.00
2021.87    0.323    38.29
2021.97    0.323    38.57
2022.07    0.323    38.86
2022.17    0.323    39.14
2022.27    0.323    39.43
2022.37    0.323    39.71
2022.47    0.323    40.00
2022.57    0.323    40.28
2022.67    0.323    40.57
2022.77    0.322    40.86
2022.87    0.322    41.14
2022.97    0.322    41.43
2023.07    0.322    41.72
2023.17    0.321    42.01
2023.27    0.321    42.30
2023.37    0.321    42.59
2023.47    0.320    42.88
2023.57    0.320    43.17
2023.67    0.319    43.46
2023.77    0.319    43.75
2023.87    0.319    44.04
2023.97    0.318    44.34
2024.07    0.317    44.63
2024.17    0.317    44.93
2024.27    0.316    45.23
2024.37    0.316    45.52
2024.47    0.315    45.82
2024.57    0.314    46.13
2024.67    0.313    46.43
2024.77    0.313    46.73
2024.87    0.312    47.04
2024.97    0.311    47.35
2025.07    0.310    47.65
2025.17    0.309    47.97
2025.27    0.308    48.28
2025.37    0.307    48.59
2025.47    0.306    48.91
2025.57    0.305    49.23
2025.67    0.304    49.55
2025.77    0.302    49.88
2025.87    0.301    50.21
2025.97    0.300    50.54
2026.07    0.298    50.87
2026.17    0.297    51.21
2026.27    0.295    51.55
2026.37    0.294    51.89
2026.47    0.292    52.24
2026.57    0.290    52.59
2026.67    0.289    52.94
2026.77    0.287    53.30
2026.87    0.285    53.67
2026.97    0.283    54.04
2027.07    0.281    54.41
2027.17    0.279    54.79
2027.27    0.277    55.18
2027.37    0.274    55.57
2027.47    0.272    55.97
2027.57    0.269    56.38
2027.67    0.267    56.79
2027.77    0.264    57.22
2027.87    0.261    57.65
2027.97    0.259    58.09
2028.07    0.256    58.54
2028.17    0.252    59.00
2028.27    0.249    59.47
2028.37    0.246    59.96
2028.47    0.242    60.46
2028.57    0.239    60.98
2028.67    0.235    61.51
2028.77    0.231    62.06
2028.87    0.227    62.63
2028.97    0.223    63.22
2029.07    0.218    63.83
2029.17    0.213    64.47
2029.27    0.208    65.14
2029.37    0.203    65.84
2029.47    0.198    66.58
2029.57    0.192    67.36
2029.67    0.187    68.19
2029.77    0.180    69.08
2029.87    0.174    70.02
2029.97    0.167    71.05
2030.07    0.160    72.16
2030.17    0.153    73.38
2030.27    0.145    74.72
2030.37    0.137    76.22
2030.47    0.128    77.93
2030.57    0.119    79.88
2030.67    0.109    82.17
2030.77    0.099    84.91
2030.87    0.089    88.27
2030.97    0.078    92.53
2031.07    0.068    98.15
2031.17    0.057   105.88
2031.27    0.047   116.95
2031.37    0.040   132.99
2031.47    0.036   154.46
2031.57    0.037   177.55
2031.67    0.043   196.59
2031.77    0.052   210.09
2031.87    0.062   219.43
2031.97    0.072   226.11
2032.07    0.083   231.11
2032.17    0.092   235.01
2032.27    0.102   238.17
2032.37    0.111   240.82
2032.47    0.119   243.08
2032.57    0.127   245.06
2032.67    0.134   246.82
2032.77    0.140   248.40
2032.87    0.146   249.85
2032.97    0.152   251.19
2033.07    0.157   252.43
2033.17    0.162   253.60
2033.27    0.167   254.69
2033.37    0.171   255.73
2033.47    0.175   256.73
2033.57    0.179   257.68
2033.67    0.182   258.59
2033.77    0.186   259.47
2033.87    0.189   260.32
2033.97    0.192   261.14
2034.07    0.194   261.94
2034.17    0.197   262.72
2034.27    0.199   263.48
2034.37    0.201   264.23
2034.47    0.203   264.95
2034.57    0.205   265.67
2034.67    0.207   266.37
2034.77    0.209   267.06
2034.87    0.210   267.73
2034.97    0.212   268.40
2035.07    0.213   269.06
2035.17    0.215   269.71
2035.27    0.216   270.36
2035.37    0.217   270.99
2035.47    0.218   271.62
2035.57    0.219   272.24
2035.67    0.220   272.86
2035.77    0.221   273.47
2035.87    0.222   274.08
2035.97    0.223   274.69
2036.07    0.223   275.29
2036.17    0.224   275.88
2036.27    0.225   276.47
2036.37    0.225   277.06
2036.47    0.226   277.65
2036.57    0.226   278.23
2036.67    0.227   278.81
2036.77    0.227   279.39
2036.87    0.228   279.97
2036.97    0.228   280.54
2037.07    0.228   281.11
2037.17    0.229   281.68
2037.27    0.229   282.25
2037.37    0.229   282.82
2037.47    0.229   283.39
2037.57    0.230   283.95
2037.67    0.230   284.52
2037.77    0.230   285.08
2037.87    0.230   285.64
2037.97    0.230   286.20
2038.07    0.230   286.77
2038.17    0.230   287.33
2038.27    0.231   287.89
2038.37    0.231   288.45
2038.47    0.231   289.01
2038.57    0.231   289.57
2038.67    0.231   290.13
2038.77    0.231   290.69
2038.87    0.231   291.25
2038.97    0.231   291.81
2039.07    0.231   292.37
2039.17    0.231   292.92
2039.27    0.231   293.48
2039.37    0.231   294.04
2039.47    0.231   294.60
2039.57    0.231   295.16
2039.67    0.231   295.72
2039.77    0.231   296.28
2039.87    0.230   296.84
2039.97    0.230   297.41
2040.07    0.230   297.97
2040.17    0.230   298.53
2040.27    0.230   299.09
2040.37    0.230   299.65
2040.47    0.230   300.21
2040.57    0.230   300.78
2040.67    0.230   301.34
2040.77    0.230   301.90
2040.87    0.230   302.47
2040.97    0.230   303.03
2041.07    0.230   303.60
2041.17    0.230   304.16
2041.27    0.230   304.73
2041.37    0.230   305.29
2041.47    0.229   305.86
2041.57    0.229   306.42
2041.67    0.229   306.99
2041.77    0.229   307.56
2041.87    0.229   308.12
2041.97    0.229   308.69
2042.07    0.229   309.26
2042.17    0.229   309.82
2042.27    0.229   310.39
2042.37    0.229   310.96
2042.47    0.229   311.53
2042.57    0.229   312.09
2042.67    0.229   312.66
2042.77    0.229   313.23
2042.87    0.229   313.80
2042.97    0.229   314.36
2043.07    0.229   314.93
2043.17    0.229   315.50
2043.27    0.229   316.06
2043.37    0.229   316.63
2043.47    0.229   317.20
2043.57    0.229   317.76
2043.67    0.229   318.33
2043.77    0.230   318.89
2043.87    0.230   319.46
2043.97    0.230   320.02
2044.07    0.230   320.59
2044.17    0.230   321.15
2044.27    0.230   321.72
2044.37    0.230   322.28
2044.47    0.230   322.84
2044.57    0.230   323.40
2044.67    0.231   323.96
2044.77    0.231   324.52
2044.87    0.231   325.08
2044.97    0.231   325.64
2045.07    0.231   326.20
2045.17    0.231   326.75
2045.27    0.232   327.31
2045.37    0.232   327.86
2045.47    0.232   328.42
2045.57    0.232   328.97






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 18:54:26



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