Double Star Calculator - Orbit

Orbital Elements for HDS1007

WDS:	HDS1007	WDS ID/Discoverer
P:	28.220	Orbital period (years)
a:	0.228	Semi-major axis (arcseconds)
i:	81.9	Inclination (degrees)
Ω:	345.4	Longitude of ascending node (degrees)
T:	2014.510	Epoch of periastron passage (year)
e:	0.319	Eccentricity
ω:	126.5	Longitude of periastron (degrees)
Start-Year:	2010.89	Year
End-Year:	2039.11	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HDS1007
Position:	071644.54+160849.4	Epoch-2000 right ascension and declination
WDS-ID:	07167+1609	WDS designation
Discoverer Code:	HDS1007	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	56200	HD catalog number
Hipparcos number:	35219	Hipparcos catalog number
V1:	7.10	Magnitude of the primary
V2:	8.56	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 HDS1007

WDS 6th Orbit including measures of HDS1007

-- 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 HDS1007

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.116   325.82
--------------------------
2010.89    0.136   353.78
2010.99    0.131   354.28
2011.09    0.125   354.82
2011.19    0.120   355.41
2011.29    0.114   356.06
2011.39    0.109   356.77
2011.49    0.103   357.56
2011.59    0.098   358.43
2011.69    0.092   359.42
2011.79    0.086     0.55
2011.89    0.080     1.83
2011.99    0.074     3.33
2012.09    0.068     5.08
2012.19    0.062     7.16
2012.29    0.056     9.69
2012.39    0.051    12.80
2012.49    0.045    16.71
2012.59    0.039    21.74
2012.69    0.034    28.34
2012.79    0.030    37.12
2012.89    0.026    48.73
2012.99    0.024    63.37
2013.09    0.023    79.92
2013.19    0.024    95.97
2013.29    0.027   109.47
2013.39    0.031   119.91
2013.49    0.036   127.76
2013.59    0.041   133.68
2013.69    0.047   138.24
2013.79    0.053   141.82
2013.89    0.059   144.69
2013.99    0.064   147.04
2014.09    0.070   149.00
2014.19    0.076   150.66
2014.29    0.082   152.09
2014.39    0.087   153.33
2014.49    0.093   154.42
2014.59    0.098   155.39
2014.69    0.104   156.25
2014.79    0.109   157.04
2014.89    0.114   157.75
2014.99    0.119   158.41
2015.09    0.123   159.01
2015.19    0.128   159.57
2015.29    0.132   160.10
2015.39    0.136   160.59
2015.49    0.140   161.05
2015.59    0.144   161.49
2015.69    0.148   161.91
2015.79    0.151   162.31
2015.89    0.154   162.69
2015.99    0.157   163.05
2016.09    0.160   163.41
2016.19    0.162   163.75
2016.29    0.165   164.08
2016.39    0.167   164.40
2016.49    0.169   164.72
2016.59    0.170   165.03
2016.69    0.172   165.33
2016.79    0.173   165.63
2016.89    0.174   165.92
2016.99    0.175   166.21
2017.09    0.176   166.50
2017.19    0.177   166.78
2017.29    0.177   167.07
2017.39    0.177   167.35
2017.49    0.177   167.63
2017.59    0.177   167.91
2017.69    0.177   168.19
2017.79    0.176   168.48
2017.89    0.176   168.76
2017.99    0.175   169.05
2018.09    0.174   169.34
2018.19    0.173   169.63
2018.29    0.172   169.93
2018.39    0.171   170.23
2018.49    0.170   170.54
2018.59    0.168   170.85
2018.69    0.167   171.16
2018.79    0.165   171.49
2018.89    0.163   171.82
2018.99    0.161   172.15
2019.09    0.159   172.50
2019.19    0.157   172.85
2019.29    0.155   173.22
2019.39    0.152   173.59
2019.49    0.150   173.98
2019.59    0.148   174.38
2019.69    0.145   174.79
2019.79    0.142   175.22
2019.89    0.140   175.67
2019.99    0.137   176.13
2020.09    0.134   176.61
2020.19    0.131   177.11
2020.29    0.129   177.64
2020.39    0.126   178.19
2020.49    0.123   178.76
2020.59    0.120   179.37
2020.69    0.116   180.00
2020.79    0.113   180.67
2020.89    0.110   181.38
2020.99    0.107   182.13
2021.09    0.104   182.93
2021.19    0.101   183.78
2021.29    0.097   184.69
2021.39    0.094   185.65
2021.49    0.091   186.69
2021.59    0.088   187.81
2021.69    0.084   189.01
2021.79    0.081   190.31
2021.89    0.078   191.71
2021.99    0.075   193.24
2022.09    0.071   194.91
2022.19    0.068   196.73
2022.29    0.065   198.72
2022.39    0.062   200.92
2022.49    0.059   203.33
2022.59    0.056   205.99
2022.69    0.054   208.94
2022.79    0.051   212.19
2022.89    0.048   215.77
2022.99    0.046   219.72
2023.09    0.044   224.05
2023.19    0.043   228.76
2023.29    0.041   233.85
2023.39    0.040   239.25
2023.49    0.039   244.92
2023.59    0.039   250.75
2023.69    0.039   256.63
2023.79    0.039   262.45
2023.89    0.040   268.09
2023.99    0.041   273.45
2024.09    0.043   278.48
2024.19    0.045   283.14
2024.29    0.047   287.41
2024.39    0.049   291.31
2024.49    0.051   294.85
2024.59    0.054   298.05
2024.69    0.057   300.94
2024.79    0.060   303.56
2024.89    0.063   305.94
2024.99    0.066   308.10
2025.09    0.069   310.06
2025.19    0.072   311.85
2025.29    0.075   313.49
2025.39    0.078   314.99
2025.49    0.082   316.37
2025.59    0.085   317.64
2025.69    0.088   318.82
2025.79    0.092   319.91
2025.89    0.095   320.92
2025.99    0.099   321.86
2026.09    0.102   322.75
2026.19    0.105   323.57
2026.29    0.109   324.34
2026.39    0.112   325.07
2026.49    0.115   325.76
2026.59    0.119   326.40
2026.69    0.122   327.01
2026.79    0.125   327.59
2026.89    0.129   328.14
2026.99    0.132   328.66
2027.09    0.135   329.16
2027.19    0.139   329.63
2027.29    0.142   330.08
2027.39    0.145   330.51
2027.49    0.148   330.92
2027.59    0.151   331.32
2027.69    0.154   331.70
2027.79    0.158   332.06
2027.89    0.161   332.41
2027.99    0.164   332.75
2028.09    0.167   333.07
2028.19    0.170   333.39
2028.29    0.173   333.69
2028.39    0.176   333.98
2028.49    0.178   334.26
2028.59    0.181   334.54
2028.69    0.184   334.80
2028.79    0.187   335.06
2028.89    0.190   335.31
2028.99    0.192   335.55
2029.09    0.195   335.79
2029.19    0.198   336.02
2029.29    0.200   336.24
2029.39    0.203   336.46
2029.49    0.205   336.68
2029.59    0.208   336.88
2029.69    0.210   337.09
2029.79    0.213   337.28
2029.89    0.215   337.48
2029.99    0.217   337.67
2030.09    0.219   337.85
2030.19    0.222   338.04
2030.29    0.224   338.21
2030.39    0.226   338.39
2030.49    0.228   338.56
2030.59    0.230   338.73
2030.69    0.232   338.90
2030.79    0.234   339.06
2030.89    0.236   339.22
2030.99    0.237   339.38
2031.09    0.239   339.54
2031.19    0.241   339.69
2031.29    0.243   339.84
2031.39    0.244   339.99
2031.49    0.246   340.14
2031.59    0.247   340.28
2031.69    0.249   340.43
2031.79    0.250   340.57
2031.89    0.251   340.71
2031.99    0.252   340.85
2032.09    0.254   340.99
2032.19    0.255   341.13
2032.29    0.256   341.26
2032.39    0.257   341.40
2032.49    0.258   341.53
2032.59    0.259   341.66
2032.69    0.259   341.80
2032.79    0.260   341.93
2032.89    0.261   342.06
2032.99    0.261   342.19
2033.09    0.262   342.32
2033.19    0.262   342.45
2033.29    0.263   342.57
2033.39    0.263   342.70
2033.49    0.263   342.83
2033.59    0.264   342.96
2033.69    0.264   343.08
2033.79    0.264   343.21
2033.89    0.264   343.34
2033.99    0.264   343.47
2034.09    0.264   343.59
2034.19    0.263   343.72
2034.29    0.263   343.85
2034.39    0.262   343.98
2034.49    0.262   344.11
2034.59    0.261   344.24
2034.69    0.261   344.37
2034.79    0.260   344.50
2034.89    0.259   344.63
2034.99    0.258   344.76
2035.09    0.257   344.89
2035.19    0.256   345.03
2035.29    0.255   345.16
2035.39    0.254   345.30
2035.49    0.252   345.44
2035.59    0.251   345.58
2035.69    0.249   345.72
2035.79    0.248   345.86
2035.89    0.246   346.01
2035.99    0.244   346.16
2036.09    0.242   346.31
2036.19    0.240   346.46
2036.29    0.238   346.61
2036.39    0.236   346.77
2036.49    0.234   346.93
2036.59    0.231   347.09
2036.69    0.229   347.26
2036.79    0.226   347.43
2036.89    0.223   347.61
2036.99    0.221   347.79
2037.09    0.218   347.97
2037.19    0.215   348.16
2037.29    0.212   348.36
2037.39    0.208   348.56
2037.49    0.205   348.76
2037.59    0.202   348.98
2037.69    0.198   349.20
2037.79    0.194   349.43
2037.89    0.191   349.67
2037.99    0.187   349.92
2038.09    0.183   350.18
2038.19    0.179   350.45
2038.29    0.174   350.74
2038.39    0.170   351.03
2038.49    0.166   351.35
2038.59    0.161   351.68
2038.69    0.156   352.03
2038.79    0.152   352.41
2038.89    0.147   352.80
2038.99    0.142   353.23
2039.09    0.137   353.69

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 15:56:09