Double Star Calculator - Orbit

Orbital Elements for HDS3212

WDS:	HDS3212	WDS ID/Discoverer
P:	31.220	Orbital period (years)
a:	0.11	Semi-major axis (arcseconds)
i:	31.1	Inclination (degrees)
Ω:	133.6	Longitude of ascending node (degrees)
T:	2027.600	Epoch of periastron passage (year)
e:	0.357	Eccentricity
ω:	145.7	Longitude of periastron (degrees)
Start-Year:	2009.39	Year
End-Year:	2040.61	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HDS3212
Position:	223733.37+240004.9	Epoch-2000 right ascension and declination
WDS-ID:	22376+2400	WDS designation
Discoverer Code:	HDS3212	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	214398	HD catalog number
Hipparcos number:	111694	Hipparcos catalog number
V1:	7.50	Magnitude of the primary
V2:	8.32	Magnitude of the secondary
Equinox:		Equinox
Date:	2018	Date of last observation
Orbit grade:	3	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:		Flags
Ephemerides:		Ephemerides
Code:	Tok2019c	Reference

Double Star Orbit for HDS3212

WDS 6th Orbit including measures of HDS3212

-- 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 HDS3212

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.065   255.05
--------------------------
2009.39    0.135    88.31
2009.49    0.135    88.93
2009.59    0.135    89.54
2009.69    0.136    90.15
2009.79    0.136    90.75
2009.89    0.137    91.35
2009.99    0.137    91.95
2010.09    0.137    92.54
2010.19    0.138    93.13
2010.29    0.138    93.72
2010.39    0.138    94.30
2010.49    0.139    94.88
2010.59    0.139    95.46
2010.69    0.139    96.04
2010.79    0.140    96.61
2010.89    0.140    97.18
2010.99    0.140    97.75
2011.09    0.141    98.31
2011.19    0.141    98.88
2011.29    0.141    99.44
2011.39    0.141   100.00
2011.49    0.142   100.55
2011.59    0.142   101.11
2011.69    0.142   101.66
2011.79    0.142   102.21
2011.89    0.143   102.76
2011.99    0.143   103.31
2012.09    0.143   103.86
2012.19    0.143   104.40
2012.29    0.143   104.95
2012.39    0.144   105.49
2012.49    0.144   106.03
2012.59    0.144   106.57
2012.69    0.144   107.11
2012.79    0.144   107.65
2012.89    0.144   108.18
2012.99    0.144   108.72
2013.09    0.144   109.26
2013.19    0.144   109.79
2013.29    0.144   110.33
2013.39    0.145   110.86
2013.49    0.145   111.40
2013.59    0.145   111.93
2013.69    0.145   112.46
2013.79    0.145   113.00
2013.89    0.145   113.53
2013.99    0.145   114.06
2014.09    0.145   114.60
2014.19    0.145   115.13
2014.29    0.145   115.66
2014.39    0.144   116.20
2014.49    0.144   116.73
2014.59    0.144   117.27
2014.69    0.144   117.81
2014.79    0.144   118.34
2014.89    0.144   118.88
2014.99    0.144   119.42
2015.09    0.144   119.96
2015.19    0.144   120.50
2015.29    0.143   121.04
2015.39    0.143   121.59
2015.49    0.143   122.13
2015.59    0.143   122.68
2015.69    0.143   123.23
2015.79    0.142   123.78
2015.89    0.142   124.33
2015.99    0.142   124.89
2016.09    0.141   125.44
2016.19    0.141   126.00
2016.29    0.141   126.56
2016.39    0.141   127.13
2016.49    0.140   127.69
2016.59    0.140   128.26
2016.69    0.140   128.83
2016.79    0.139   129.41
2016.89    0.139   129.98
2016.99    0.138   130.57
2017.09    0.138   131.15
2017.19    0.138   131.74
2017.29    0.137   132.33
2017.39    0.137   132.93
2017.49    0.136   133.52
2017.59    0.136   134.13
2017.69    0.135   134.74
2017.79    0.135   135.35
2017.89    0.134   135.97
2017.99    0.134   136.59
2018.09    0.133   137.22
2018.19    0.133   137.85
2018.29    0.132   138.49
2018.39    0.131   139.13
2018.49    0.131   139.78
2018.59    0.130   140.44
2018.69    0.129   141.10
2018.79    0.129   141.77
2018.89    0.128   142.45
2018.99    0.127   143.13
2019.09    0.127   143.82
2019.19    0.126   144.52
2019.29    0.125   145.23
2019.39    0.125   145.94
2019.49    0.124   146.66
2019.59    0.123   147.40
2019.69    0.122   148.14
2019.79    0.121   148.89
2019.89    0.121   149.65
2019.99    0.120   150.42
2020.09    0.119   151.20
2020.19    0.118   152.00
2020.29    0.117   152.80
2020.39    0.116   153.62
2020.49    0.116   154.45
2020.59    0.115   155.29
2020.69    0.114   156.15
2020.79    0.113   157.02
2020.89    0.112   157.90
2020.99    0.111   158.80
2021.09    0.110   159.72
2021.19    0.109   160.65
2021.29    0.108   161.60
2021.39    0.107   162.57
2021.49    0.106   163.55
2021.59    0.105   164.56
2021.69    0.104   165.58
2021.79    0.103   166.63
2021.89    0.102   167.69
2021.99    0.101   168.78
2022.09    0.100   169.89
2022.19    0.099   171.03
2022.29    0.097   172.19
2022.39    0.096   173.38
2022.49    0.095   174.59
2022.59    0.094   175.83
2022.69    0.093   177.11
2022.79    0.092   178.41
2022.89    0.091   179.74
2022.99    0.090   181.11
2023.09    0.089   182.51
2023.19    0.088   183.94
2023.29    0.087   185.42
2023.39    0.085   186.92
2023.49    0.084   188.47
2023.59    0.083   190.06
2023.69    0.082   191.69
2023.79    0.081   193.36
2023.89    0.080   195.08
2023.99    0.079   196.83
2024.09    0.078   198.64
2024.19    0.077   200.49
2024.29    0.076   202.39
2024.39    0.075   204.33
2024.49    0.074   206.33
2024.59    0.073   208.37
2024.69    0.073   210.46
2024.79    0.072   212.60
2024.89    0.071   214.79
2024.99    0.070   217.03
2025.09    0.070   219.31
2025.19    0.069   221.63
2025.29    0.068   224.00
2025.39    0.068   226.42
2025.49    0.067   228.87
2025.59    0.067   231.35
2025.69    0.066   233.87
2025.79    0.066   236.42
2025.89    0.066   239.00
2025.99    0.065   241.60
2026.09    0.065   244.21
2026.19    0.065   246.85
2026.29    0.065   249.49
2026.39    0.065   252.14
2026.49    0.065   254.79
2026.59    0.065   257.44
2026.69    0.065   260.08
2026.79    0.065   262.71
2026.89    0.065   265.33
2026.99    0.066   267.93
2027.09    0.066   270.52
2027.19    0.066   273.08
2027.29    0.066   275.62
2027.39    0.067   278.13
2027.49    0.067   280.61
2027.59    0.068   283.07
2027.69    0.068   285.49
2027.79    0.068   287.89
2027.89    0.069   290.25
2027.99    0.069   292.58
2028.09    0.070   294.88
2028.19    0.070   297.15
2028.29    0.071   299.39
2028.39    0.071   301.60
2028.49    0.072   303.77
2028.59    0.072   305.92
2028.69    0.073   308.04
2028.79    0.073   310.13
2028.89    0.074   312.19
2028.99    0.074   314.23
2029.09    0.075   316.24
2029.19    0.075   318.22
2029.29    0.076   320.19
2029.39    0.076   322.12
2029.49    0.077   324.04
2029.59    0.077   325.93
2029.69    0.077   327.80
2029.79    0.078   329.65
2029.89    0.078   331.48
2029.99    0.079   333.29
2030.09    0.079   335.08
2030.19    0.080   336.85
2030.29    0.080   338.60
2030.39    0.080   340.34
2030.49    0.081   342.06
2030.59    0.081   343.76
2030.69    0.082   345.44
2030.79    0.082   347.11
2030.89    0.082   348.76
2030.99    0.083   350.39
2031.09    0.083   352.01
2031.19    0.084   353.62
2031.29    0.084   355.20
2031.39    0.084   356.77
2031.49    0.085   358.33
2031.59    0.085   359.87
2031.69    0.086     1.40
2031.79    0.086     2.91
2031.89    0.087     4.40
2031.99    0.087     5.88
2032.09    0.087     7.35
2032.19    0.088     8.80
2032.29    0.088    10.23
2032.39    0.089    11.65
2032.49    0.089    13.06
2032.59    0.090    14.45
2032.69    0.090    15.83
2032.79    0.091    17.19
2032.89    0.091    18.54
2032.99    0.092    19.87
2033.09    0.092    21.19
2033.19    0.093    22.49
2033.29    0.093    23.78
2033.39    0.094    25.05
2033.49    0.094    26.32
2033.59    0.095    27.56
2033.69    0.095    28.79
2033.79    0.096    30.01
2033.89    0.097    31.22
2033.99    0.097    32.41
2034.09    0.098    33.59
2034.19    0.098    34.75
2034.29    0.099    35.90
2034.39    0.099    37.04
2034.49    0.100    38.16
2034.59    0.101    39.27
2034.69    0.101    40.37
2034.79    0.102    41.46
2034.89    0.102    42.53
2034.99    0.103    43.59
2035.09    0.103    44.64
2035.19    0.104    45.68
2035.29    0.105    46.70
2035.39    0.105    47.71
2035.49    0.106    48.71
2035.59    0.107    49.70
2035.69    0.107    50.68
2035.79    0.108    51.65
2035.89    0.108    52.60
2035.99    0.109    53.55
2036.09    0.110    54.48
2036.19    0.110    55.41
2036.29    0.111    56.32
2036.39    0.111    57.23
2036.49    0.112    58.12
2036.59    0.113    59.00
2036.69    0.113    59.88
2036.79    0.114    60.74
2036.89    0.114    61.60
2036.99    0.115    62.45
2037.09    0.116    63.28
2037.19    0.116    64.11
2037.29    0.117    64.93
2037.39    0.118    65.75
2037.49    0.118    66.55
2037.59    0.119    67.35
2037.69    0.119    68.13
2037.79    0.120    68.91
2037.89    0.120    69.69
2037.99    0.121    70.45
2038.09    0.122    71.21
2038.19    0.122    71.96
2038.29    0.123    72.70
2038.39    0.123    73.44
2038.49    0.124    74.17
2038.59    0.124    74.89
2038.69    0.125    75.61
2038.79    0.126    76.32
2038.89    0.126    77.03
2038.99    0.127    77.73
2039.09    0.127    78.42
2039.19    0.128    79.10
2039.29    0.128    79.79
2039.39    0.129    80.46
2039.49    0.129    81.13
2039.59    0.130    81.80
2039.69    0.130    82.46
2039.79    0.131    83.11
2039.89    0.131    83.76
2039.99    0.132    84.41
2040.09    0.132    85.05
2040.19    0.133    85.69
2040.29    0.133    86.32
2040.39    0.134    86.95
2040.49    0.134    87.57
2040.59    0.134    88.19

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 18:42:18