Double Star Calculator - Orbit

Orbital Elements for HDS1207
WDS: HDS1207 WDS ID/Discoverer
P: 57.572 Orbital period (years)
a: 0.227 Semi-major axis (arcseconds)
i: 27.0 Inclination (degrees)
Ω: 30.9 Longitude of ascending node (degrees)
T: 2002.556 Epoch of periastron passage (year)
e: 0.416 Eccentricity
ω: 124.3 Longitude of periastron (degrees)
Start-Year: 1996.214 Year
End-Year: 2053.786 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for HDS1207
Position: 082753.71-260758.6 Epoch-2000 right ascension and declination
WDS-ID: 08279-2608 WDS designation
Discoverer Code: HDS1207 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 71688 HD catalog number
Hipparcos number: 41504 Hipparcos catalog number
V1: 6.69 Magnitude of the primary
V2: 10.06 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2018 Date of last observation
Orbit grade: 4 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags
Ephemerides: Ephemerides
Code: Tok2018e Reference

Double Star Orbit for HDS1207



WDS 6th Orbit including measures of HDS1207

-- 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 HDS1207
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.285   323.53
--------------------------
1996.21    0.172    67.64
1996.31    0.171    68.53
1996.41    0.170    69.42
1996.51    0.168    70.34
1996.61    0.167    71.27
1996.71    0.166    72.21
1996.81    0.164    73.17
1996.91    0.163    74.15
1997.01    0.161    75.14
1997.11    0.160    76.15
1997.21    0.159    77.18
1997.31    0.157    78.22
1997.41    0.156    79.28
1997.51    0.155    80.37
1997.61    0.153    81.47
1997.71    0.152    82.58
1997.81    0.151    83.72
1997.91    0.149    84.88
1998.01    0.148    86.06
1998.11    0.147    87.26
1998.21    0.146    88.48
1998.31    0.144    89.72
1998.41    0.143    90.98
1998.51    0.142    92.26
1998.61    0.141    93.57
1998.71    0.140    94.89
1998.81    0.139    96.24
1998.91    0.137    97.61
1999.01    0.136    99.01
1999.11    0.135   100.42
1999.21    0.134   101.86
1999.31    0.133   103.32
1999.41    0.132   104.80
1999.51    0.131   106.30
1999.61    0.130   107.83
1999.71    0.130   109.37
1999.81    0.129   110.94
1999.91    0.128   112.52
2000.01    0.127   114.13
2000.11    0.126   115.75
2000.21    0.126   117.39
2000.31    0.125   119.05
2000.41    0.125   120.73
2000.51    0.124   122.42
2000.61    0.123   124.12
2000.71    0.123   125.84
2000.81    0.123   127.57
2000.91    0.122   129.31
2001.01    0.122   131.07
2001.11    0.122   132.83
2001.21    0.121   134.59
2001.31    0.121   136.37
2001.41    0.121   138.15
2001.51    0.121   139.93
2001.61    0.121   141.71
2001.71    0.121   143.49
2001.81    0.121   145.28
2001.91    0.121   147.06
2002.01    0.121   148.83
2002.11    0.122   150.60
2002.21    0.122   152.37
2002.31    0.122   154.12
2002.41    0.122   155.87
2002.51    0.123   157.61
2002.61    0.123   159.34
2002.71    0.124   161.05
2002.81    0.124   162.76
2002.91    0.125   164.45
2003.01    0.125   166.12
2003.11    0.126   167.78
2003.21    0.126   169.43
2003.31    0.127   171.06
2003.41    0.128   172.67
2003.51    0.128   174.27
2003.61    0.129   175.84
2003.71    0.130   177.40
2003.81    0.130   178.95
2003.91    0.131   180.47
2004.01    0.132   181.98
2004.11    0.133   183.47
2004.21    0.134   184.94
2004.31    0.135   186.39
2004.41    0.135   187.82
2004.51    0.136   189.24
2004.61    0.137   190.63
2004.71    0.138   192.01
2004.81    0.139   193.38
2004.91    0.140   194.72
2005.01    0.141   196.05
2005.11    0.142   197.36
2005.21    0.143   198.65
2005.31    0.143   199.93
2005.41    0.144   201.19
2005.51    0.145   202.43
2005.61    0.146   203.66
2005.71    0.147   204.87
2005.81    0.148   206.07
2005.91    0.149   207.25
2006.01    0.150   208.42
2006.11    0.151   209.57
2006.21    0.152   210.71
2006.31    0.153   211.83
2006.41    0.154   212.94
2006.51    0.155   214.04
2006.61    0.156   215.12
2006.71    0.157   216.20
2006.81    0.157   217.25
2006.91    0.158   218.30
2007.01    0.159   219.33
2007.11    0.160   220.36
2007.21    0.161   221.37
2007.31    0.162   222.37
2007.41    0.163   223.36
2007.51    0.164   224.33
2007.61    0.165   225.30
2007.71    0.166   226.26
2007.81    0.167   227.20
2007.91    0.167   228.14
2008.01    0.168   229.06
2008.11    0.169   229.98
2008.21    0.170   230.89
2008.31    0.171   231.78
2008.41    0.172   232.67
2008.51    0.173   233.55
2008.61    0.174   234.42
2008.71    0.174   235.29
2008.81    0.175   236.14
2008.91    0.176   236.99
2009.01    0.177   237.82
2009.11    0.178   238.65
2009.21    0.179   239.47
2009.31    0.179   240.29
2009.41    0.180   241.09
2009.51    0.181   241.89
2009.61    0.182   242.69
2009.71    0.183   243.47
2009.81    0.184   244.25
2009.91    0.184   245.02
2010.01    0.185   245.78
2010.11    0.186   246.54
2010.21    0.187   247.29
2010.31    0.188   248.04
2010.41    0.188   248.77
2010.51    0.189   249.51
2010.61    0.190   250.23
2010.71    0.191   250.95
2010.81    0.192   251.67
2010.91    0.192   252.37
2011.01    0.193   253.08
2011.11    0.194   253.77
2011.21    0.195   254.46
2011.31    0.196   255.15
2011.41    0.196   255.83
2011.51    0.197   256.50
2011.61    0.198   257.17
2011.71    0.199   257.84
2011.81    0.199   258.50
2011.91    0.200   259.15
2012.01    0.201   259.80
2012.11    0.202   260.45
2012.21    0.202   261.09
2012.31    0.203   261.72
2012.41    0.204   262.35
2012.51    0.205   262.98
2012.61    0.205   263.60
2012.71    0.206   264.22
2012.81    0.207   264.83
2012.91    0.208   265.44
2013.01    0.208   266.04
2013.11    0.209   266.64
2013.21    0.210   267.24
2013.31    0.210   267.83
2013.41    0.211   268.42
2013.51    0.212   269.00
2013.61    0.213   269.58
2013.71    0.213   270.16
2013.81    0.214   270.73
2013.91    0.215   271.30
2014.01    0.215   271.86
2014.11    0.216   272.42
2014.21    0.217   272.98
2014.31    0.218   273.53
2014.41    0.218   274.08
2014.51    0.219   274.63
2014.61    0.220   275.17
2014.71    0.220   275.71
2014.81    0.221   276.25
2014.91    0.222   276.78
2015.01    0.222   277.31
2015.11    0.223   277.84
2015.21    0.224   278.36
2015.31    0.224   278.88
2015.41    0.225   279.39
2015.51    0.226   279.91
2015.61    0.226   280.42
2015.71    0.227   280.93
2015.81    0.228   281.43
2015.91    0.229   281.93
2016.01    0.229   282.43
2016.11    0.230   282.93
2016.21    0.231   283.42
2016.31    0.231   283.91
2016.41    0.232   284.40
2016.51    0.232   284.88
2016.61    0.233   285.36
2016.71    0.234   285.84
2016.81    0.234   286.32
2016.91    0.235   286.79
2017.01    0.236   287.26
2017.11    0.236   287.73
2017.21    0.237   288.20
2017.31    0.238   288.66
2017.41    0.238   289.12
2017.51    0.239   289.58
2017.61    0.240   290.04
2017.71    0.240   290.49
2017.81    0.241   290.94
2017.91    0.241   291.39
2018.01    0.242   291.84
2018.11    0.243   292.28
2018.21    0.243   292.72
2018.31    0.244   293.16
2018.41    0.245   293.60
2018.51    0.245   294.04
2018.61    0.246   294.47
2018.71    0.246   294.90
2018.81    0.247   295.33
2018.91    0.248   295.76
2019.01    0.248   296.18
2019.11    0.249   296.61
2019.21    0.249   297.03
2019.31    0.250   297.45
2019.41    0.251   297.86
2019.51    0.251   298.28
2019.61    0.252   298.69
2019.71    0.252   299.10
2019.81    0.253   299.51
2019.91    0.253   299.92
2020.01    0.254   300.32
2020.11    0.255   300.73
2020.21    0.255   301.13
2020.31    0.256   301.53
2020.41    0.256   301.93
2020.51    0.257   302.32
2020.61    0.257   302.72
2020.71    0.258   303.11
2020.81    0.259   303.50
2020.91    0.259   303.89
2021.01    0.260   304.28
2021.11    0.260   304.67
2021.21    0.261   305.05
2021.31    0.261   305.44
2021.41    0.262   305.82
2021.51    0.262   306.20
2021.61    0.263   306.58
2021.71    0.263   306.95
2021.81    0.264   307.33
2021.91    0.264   307.70
2022.01    0.265   308.08
2022.11    0.265   308.45
2022.21    0.266   308.82
2022.31    0.266   309.19
2022.41    0.267   309.55
2022.51    0.267   309.92
2022.61    0.268   310.28
2022.71    0.268   310.65
2022.81    0.269   311.01
2022.91    0.269   311.37
2023.01    0.270   311.73
2023.11    0.270   312.08
2023.21    0.271   312.44
2023.31    0.271   312.80
2023.41    0.272   313.15
2023.51    0.272   313.50
2023.61    0.273   313.85
2023.71    0.273   314.20
2023.81    0.274   314.55
2023.91    0.274   314.90
2024.01    0.275   315.25
2024.11    0.275   315.59
2024.21    0.276   315.94
2024.31    0.276   316.28
2024.41    0.276   316.62
2024.51    0.277   316.96
2024.61    0.277   317.30
2024.71    0.278   317.64
2024.81    0.278   317.98
2024.91    0.279   318.32
2025.01    0.279   318.65
2025.11    0.279   318.99
2025.21    0.280   319.32
2025.31    0.280   319.65
2025.41    0.281   319.99
2025.51    0.281   320.32
2025.61    0.282   320.65
2025.71    0.282   320.98
2025.81    0.282   321.30
2025.91    0.283   321.63
2026.01    0.283   321.96
2026.11    0.283   322.28
2026.21    0.284   322.61
2026.31    0.284   322.93
2026.41    0.285   323.25
2026.51    0.285   323.58
2026.61    0.285   323.90
2026.71    0.286   324.22
2026.81    0.286   324.54
2026.91    0.286   324.85
2027.01    0.287   325.17
2027.11    0.287   325.49
2027.21    0.287   325.81
2027.31    0.288   326.12
2027.41    0.288   326.44
2027.51    0.288   326.75
2027.61    0.289   327.06
2027.71    0.289   327.38
2027.81    0.289   327.69
2027.91    0.290   328.00
2028.01    0.290   328.31
2028.11    0.290   328.62
2028.21    0.291   328.93
2028.31    0.291   329.24
2028.41    0.291   329.55
2028.51    0.292   329.85
2028.61    0.292   330.16
2028.71    0.292   330.47
2028.81    0.292   330.77
2028.91    0.293   331.08
2029.01    0.293   331.38
2029.11    0.293   331.69
2029.21    0.293   331.99
2029.31    0.294   332.29
2029.41    0.294   332.60
2029.51    0.294   332.90
2029.61    0.294   333.20
2029.71    0.295   333.50
2029.81    0.295   333.80
2029.91    0.295   334.10
2030.01    0.295   334.40
2030.11    0.296   334.70
2030.21    0.296   335.00
2030.31    0.296   335.30
2030.41    0.296   335.59
2030.51    0.296   335.89
2030.61    0.297   336.19
2030.71    0.297   336.48
2030.81    0.297   336.78
2030.91    0.297   337.08
2031.01    0.297   337.37
2031.11    0.298   337.67
2031.21    0.298   337.96
2031.31    0.298   338.26
2031.41    0.298   338.55
2031.51    0.298   338.84
2031.61    0.298   339.14
2031.71    0.299   339.43
2031.81    0.299   339.72
2031.91    0.299   340.01
2032.01    0.299   340.31
2032.11    0.299   340.60
2032.21    0.299   340.89
2032.31    0.299   341.18
2032.41    0.299   341.47
2032.51    0.300   341.76
2032.61    0.300   342.05
2032.71    0.300   342.35
2032.81    0.300   342.64
2032.91    0.300   342.93
2033.01    0.300   343.22
2033.11    0.300   343.51
2033.21    0.300   343.80
2033.31    0.300   344.09
2033.41    0.300   344.37
2033.51    0.300   344.66
2033.61    0.300   344.95
2033.71    0.301   345.24
2033.81    0.301   345.53
2033.91    0.301   345.82
2034.01    0.301   346.11
2034.11    0.301   346.40
2034.21    0.301   346.69
2034.31    0.301   346.98
2034.41    0.301   347.26
2034.51    0.301   347.55
2034.61    0.301   347.84
2034.71    0.301   348.13
2034.81    0.301   348.42
2034.91    0.301   348.71
2035.01    0.301   349.00
2035.11    0.301   349.29
2035.21    0.301   349.57
2035.31    0.301   349.86
2035.41    0.301   350.15
2035.51    0.301   350.44
2035.61    0.300   350.73
2035.71    0.300   351.02
2035.81    0.300   351.31
2035.91    0.300   351.60
2036.01    0.300   351.89
2036.11    0.300   352.18
2036.21    0.300   352.47
2036.31    0.300   352.76
2036.41    0.300   353.05
2036.51    0.300   353.34
2036.61    0.300   353.63
2036.71    0.300   353.92
2036.81    0.299   354.21
2036.91    0.299   354.50
2037.01    0.299   354.79
2037.11    0.299   355.08
2037.21    0.299   355.38
2037.31    0.299   355.67
2037.41    0.299   355.96
2037.51    0.298   356.25
2037.61    0.298   356.55
2037.71    0.298   356.84
2037.81    0.298   357.14
2037.91    0.298   357.43
2038.01    0.298   357.72
2038.11    0.297   358.02
2038.21    0.297   358.31
2038.31    0.297   358.61
2038.41    0.297   358.91
2038.51    0.297   359.20
2038.61    0.296   359.50
2038.71    0.296   359.80
2038.81    0.296     0.10
2038.91    0.296     0.40
2039.01    0.295     0.69
2039.11    0.295     0.99
2039.21    0.295     1.29
2039.31    0.294     1.60
2039.41    0.294     1.90
2039.51    0.294     2.20
2039.61    0.294     2.50
2039.71    0.293     2.80
2039.81    0.293     3.11
2039.91    0.293     3.41
2040.01    0.292     3.72
2040.11    0.292     4.02
2040.21    0.292     4.33
2040.31    0.291     4.64
2040.41    0.291     4.94
2040.51    0.291     5.25
2040.61    0.290     5.56
2040.71    0.290     5.87
2040.81    0.290     6.18
2040.91    0.289     6.49
2041.01    0.289     6.81
2041.11    0.288     7.12
2041.21    0.288     7.44
2041.31    0.288     7.75
2041.41    0.287     8.07
2041.51    0.287     8.38
2041.61    0.286     8.70
2041.71    0.286     9.02
2041.81    0.285     9.34
2041.91    0.285     9.66
2042.01    0.285     9.98
2042.11    0.284    10.31
2042.21    0.284    10.63
2042.31    0.283    10.96
2042.41    0.283    11.28
2042.51    0.282    11.61
2042.61    0.282    11.94
2042.71    0.281    12.27
2042.81    0.281    12.60
2042.91    0.280    12.93
2043.01    0.280    13.26
2043.11    0.279    13.60
2043.21    0.278    13.94
2043.31    0.278    14.27
2043.41    0.277    14.61
2043.51    0.277    14.95
2043.61    0.276    15.29
2043.71    0.276    15.64
2043.81    0.275    15.98
2043.91    0.274    16.33
2044.01    0.274    16.67
2044.11    0.273    17.02
2044.21    0.272    17.38
2044.31    0.272    17.73
2044.41    0.271    18.08
2044.51    0.271    18.44
2044.61    0.270    18.80
2044.71    0.269    19.15
2044.81    0.269    19.52
2044.91    0.268    19.88
2045.01    0.267    20.24
2045.11    0.266    20.61
2045.21    0.266    20.98
2045.31    0.265    21.35
2045.41    0.264    21.72
2045.51    0.264    22.10
2045.61    0.263    22.47
2045.71    0.262    22.85
2045.81    0.261    23.24
2045.91    0.260    23.62
2046.01    0.260    24.01
2046.11    0.259    24.39
2046.21    0.258    24.78
2046.31    0.257    25.18
2046.41    0.256    25.57
2046.51    0.256    25.97
2046.61    0.255    26.37
2046.71    0.254    26.78
2046.81    0.253    27.18
2046.91    0.252    27.59
2047.01    0.251    28.00
2047.11    0.251    28.42
2047.21    0.250    28.83
2047.31    0.249    29.25
2047.41    0.248    29.68
2047.51    0.247    30.10
2047.61    0.246    30.53
2047.71    0.245    30.97
2047.81    0.244    31.40
2047.91    0.243    31.84
2048.01    0.242    32.29
2048.11    0.241    32.73
2048.21    0.240    33.18
2048.31    0.239    33.64
2048.41    0.238    34.10
2048.51    0.237    34.56
2048.61    0.236    35.02
2048.71    0.235    35.49
2048.81    0.234    35.97
2048.91    0.233    36.45
2049.01    0.232    36.93
2049.11    0.231    37.42
2049.21    0.230    37.91
2049.31    0.229    38.40
2049.41    0.228    38.90
2049.51    0.227    39.41
2049.61    0.226    39.92
2049.71    0.224    40.44
2049.81    0.223    40.96
2049.91    0.222    41.48
2050.01    0.221    42.01
2050.11    0.220    42.55
2050.21    0.219    43.09
2050.31    0.218    43.64
2050.41    0.216    44.20
2050.51    0.215    44.76
2050.61    0.214    45.32
2050.71    0.213    45.90
2050.81    0.212    46.48
2050.91    0.210    47.06
2051.01    0.209    47.66
2051.11    0.208    48.26
2051.21    0.207    48.86
2051.31    0.205    49.48
2051.41    0.204    50.10
2051.51    0.203    50.73
2051.61    0.202    51.37
2051.71    0.200    52.02
2051.81    0.199    52.67
2051.91    0.198    53.33
2052.01    0.196    54.00
2052.11    0.195    54.69
2052.21    0.194    55.38
2052.31    0.193    56.08
2052.41    0.191    56.79
2052.51    0.190    57.50
2052.61    0.188    58.23
2052.71    0.187    58.97
2052.81    0.186    59.73
2052.91    0.184    60.49
2053.01    0.183    61.26
2053.11    0.182    62.04
2053.21    0.180    62.84
2053.31    0.179    63.65
2053.41    0.178    64.47
2053.51    0.176    65.31
2053.61    0.175    66.15
2053.71    0.173    67.01






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 16:07:51



www.stella-vega.de