Double Star Calculator - Orbit

Orbital Elements for HDS2116AA,AB
WDS: HDS2116AA,AB WDS ID/Discoverer
P: 58.520 Orbital period (years)
a: 0.287 Semi-major axis (arcseconds)
i: 90.9 Inclination (degrees)
Ω: 156.1 Longitude of ascending node (degrees)
T: 2011.100 Epoch of periastron passage (year)
e: 0.304 Eccentricity
ω: 215.1 Longitude of periastron (degrees)
Start-Year: 1995.74 Year
End-Year: 2054.26 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for HDS2116AA,AB
Position: 145909.70-420614.9 Epoch-2000 right ascension and declination
WDS-ID: 14592-4206 WDS designation
Discoverer Code: HDS2116AA,AB Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 132200 HD catalog number
Hipparcos number: 73334 Hipparcos catalog number
V1: 3.34 Magnitude of the primary
V2: 4.71 Magnitude of the secondary
Equinox: Equinox
Date: 2019 Date of last observation
Orbit grade: 5 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags
Ephemerides: Ephemerides
Code: GmJ2022 Reference

Double Star Orbit for HDS2116AA,AB



WDS 6th Orbit including measures of HDS2116AA,AB

-- 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 HDS2116AA,AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.302   156.40
--------------------------
1995.74    0.009   123.07
1995.84    0.007   111.27
1995.94    0.005    91.34
1996.04    0.005    62.33
1996.14    0.006    34.88
1996.24    0.008    17.13
1996.34    0.010     6.64
1996.44    0.012     0.12
1996.54    0.015   355.78
1996.64    0.017   352.71
1996.74    0.020   350.44
1996.84    0.022   348.70
1996.94    0.025   347.32
1997.04    0.027   346.21
1997.14    0.030   345.28
1997.24    0.033   344.51
1997.34    0.035   343.85
1997.44    0.038   343.28
1997.54    0.040   342.79
1997.64    0.043   342.35
1997.74    0.046   341.97
1997.84    0.048   341.63
1997.94    0.051   341.32
1998.04    0.054   341.04
1998.14    0.056   340.79
1998.24    0.059   340.56
1998.34    0.061   340.35
1998.44    0.064   340.16
1998.54    0.067   339.98
1998.64    0.069   339.81
1998.74    0.072   339.66
1998.84    0.074   339.52
1998.94    0.077   339.38
1999.04    0.079   339.26
1999.14    0.082   339.14
1999.24    0.084   339.03
1999.34    0.087   338.93
1999.44    0.089   338.83
1999.54    0.092   338.74
1999.64    0.094   338.65
1999.74    0.097   338.57
1999.84    0.099   338.49
1999.94    0.102   338.42
2000.04    0.104   338.34
2000.14    0.107   338.28
2000.24    0.109   338.21
2000.34    0.111   338.15
2000.44    0.114   338.09
2000.54    0.116   338.03
2000.64    0.119   337.98
2000.74    0.121   337.92
2000.84    0.123   337.87
2000.94    0.126   337.82
2001.04    0.128   337.78
2001.14    0.130   337.73
2001.24    0.132   337.69
2001.34    0.135   337.64
2001.44    0.137   337.60
2001.54    0.139   337.56
2001.64    0.141   337.53
2001.74    0.143   337.49
2001.84    0.146   337.45
2001.94    0.148   337.42
2002.04    0.150   337.38
2002.14    0.152   337.35
2002.24    0.154   337.32
2002.34    0.156   337.28
2002.44    0.158   337.25
2002.54    0.160   337.22
2002.64    0.162   337.19
2002.74    0.164   337.17
2002.84    0.166   337.14
2002.94    0.167   337.11
2003.04    0.169   337.08
2003.14    0.171   337.06
2003.24    0.173   337.03
2003.34    0.175   337.01
2003.44    0.176   336.98
2003.54    0.178   336.96
2003.64    0.180   336.93
2003.74    0.181   336.91
2003.84    0.183   336.89
2003.94    0.184   336.87
2004.04    0.186   336.84
2004.14    0.187   336.82
2004.24    0.189   336.80
2004.34    0.190   336.78
2004.44    0.192   336.76
2004.54    0.193   336.74
2004.64    0.194   336.72
2004.74    0.195   336.70
2004.84    0.197   336.68
2004.94    0.198   336.66
2005.04    0.199   336.64
2005.14    0.200   336.62
2005.24    0.201   336.60
2005.34    0.202   336.58
2005.44    0.203   336.56
2005.54    0.204   336.55
2005.64    0.205   336.53
2005.74    0.205   336.51
2005.84    0.206   336.49
2005.94    0.207   336.47
2006.04    0.208   336.46
2006.14    0.208   336.44
2006.24    0.209   336.42
2006.34    0.209   336.40
2006.44    0.210   336.39
2006.54    0.210   336.37
2006.64    0.210   336.35
2006.74    0.211   336.33
2006.84    0.211   336.32
2006.94    0.211   336.30
2007.04    0.211   336.28
2007.14    0.211   336.27
2007.24    0.211   336.25
2007.34    0.211   336.23
2007.44    0.211   336.22
2007.54    0.211   336.20
2007.64    0.211   336.18
2007.74    0.210   336.16
2007.84    0.210   336.15
2007.94    0.209   336.13
2008.04    0.209   336.11
2008.14    0.208   336.10
2008.24    0.208   336.08
2008.34    0.207   336.06
2008.44    0.206   336.04
2008.54    0.206   336.02
2008.64    0.205   336.01
2008.74    0.204   335.99
2008.84    0.203   335.97
2008.94    0.202   335.95
2009.04    0.201   335.93
2009.14    0.199   335.91
2009.24    0.198   335.89
2009.34    0.197   335.88
2009.44    0.195   335.86
2009.54    0.194   335.84
2009.64    0.193   335.82
2009.74    0.191   335.79
2009.84    0.189   335.77
2009.94    0.188   335.75
2010.04    0.186   335.73
2010.14    0.184   335.71
2010.24    0.182   335.69
2010.34    0.180   335.66
2010.44    0.178   335.64
2010.54    0.176   335.61
2010.64    0.174   335.59
2010.74    0.172   335.56
2010.84    0.170   335.54
2010.94    0.167   335.51
2011.04    0.165   335.48
2011.14    0.162   335.46
2011.24    0.160   335.43
2011.34    0.157   335.40
2011.44    0.155   335.37
2011.54    0.152   335.33
2011.64    0.150   335.30
2011.74    0.147   335.27
2011.84    0.144   335.23
2011.94    0.141   335.19
2012.04    0.138   335.15
2012.14    0.135   335.11
2012.24    0.132   335.07
2012.34    0.129   335.03
2012.44    0.126   334.98
2012.54    0.123   334.93
2012.64    0.120   334.88
2012.74    0.117   334.83
2012.84    0.114   334.77
2012.94    0.110   334.71
2013.04    0.107   334.64
2013.14    0.104   334.58
2013.24    0.100   334.50
2013.34    0.097   334.43
2013.44    0.094   334.34
2013.54    0.090   334.25
2013.64    0.087   334.16
2013.74    0.083   334.05
2013.84    0.080   333.94
2013.94    0.076   333.81
2014.04    0.072   333.67
2014.14    0.069   333.52
2014.24    0.065   333.35
2014.34    0.062   333.16
2014.44    0.058   332.95
2014.54    0.054   332.71
2014.64    0.051   332.43
2014.74    0.047   332.11
2014.84    0.043   331.74
2014.94    0.039   331.29
2015.04    0.036   330.75
2015.14    0.032   330.08
2015.24    0.028   329.24
2015.34    0.024   328.14
2015.44    0.021   326.64
2015.54    0.017   324.48
2015.64    0.013   321.12
2015.74    0.010   315.21
2015.84    0.006   302.64
2015.94    0.004   268.62
2016.04    0.004   212.06
2016.14    0.007   185.73
2016.24    0.011   175.54
2016.34    0.014   170.47
2016.44    0.018   167.48
2016.54    0.022   165.52
2016.64    0.025   164.14
2016.74    0.029   163.11
2016.84    0.033   162.32
2016.94    0.037   161.69
2017.04    0.040   161.18
2017.14    0.044   160.75
2017.24    0.048   160.39
2017.34    0.052   160.08
2017.44    0.055   159.82
2017.54    0.059   159.58
2017.64    0.063   159.38
2017.74    0.066   159.19
2017.84    0.070   159.03
2017.94    0.074   158.88
2018.04    0.077   158.75
2018.14    0.081   158.63
2018.24    0.084   158.52
2018.34    0.088   158.41
2018.44    0.092   158.32
2018.54    0.095   158.23
2018.64    0.099   158.15
2018.74    0.102   158.08
2018.84    0.106   158.01
2018.94    0.109   157.94
2019.04    0.113   157.88
2019.14    0.116   157.82
2019.24    0.119   157.77
2019.34    0.123   157.72
2019.44    0.126   157.67
2019.54    0.130   157.62
2019.64    0.133   157.58
2019.74    0.136   157.53
2019.84    0.140   157.49
2019.94    0.143   157.46
2020.04    0.146   157.42
2020.14    0.149   157.39
2020.24    0.153   157.35
2020.34    0.156   157.32
2020.44    0.159   157.29
2020.54    0.162   157.26
2020.64    0.165   157.23
2020.74    0.168   157.20
2020.84    0.171   157.18
2020.94    0.174   157.15
2021.04    0.177   157.13
2021.14    0.180   157.10
2021.24    0.183   157.08
2021.34    0.186   157.06
2021.44    0.189   157.04
2021.54    0.192   157.02
2021.64    0.195   157.00
2021.74    0.198   156.98
2021.84    0.200   156.96
2021.94    0.203   156.94
2022.04    0.206   156.92
2022.14    0.209   156.90
2022.24    0.211   156.89
2022.34    0.214   156.87
2022.44    0.217   156.85
2022.54    0.219   156.84
2022.64    0.222   156.82
2022.74    0.225   156.81
2022.84    0.227   156.79
2022.94    0.230   156.78
2023.04    0.232   156.76
2023.14    0.235   156.75
2023.24    0.237   156.74
2023.34    0.239   156.72
2023.44    0.242   156.71
2023.54    0.244   156.70
2023.64    0.247   156.68
2023.74    0.249   156.67
2023.84    0.251   156.66
2023.94    0.253   156.65
2024.04    0.256   156.64
2024.14    0.258   156.62
2024.24    0.260   156.61
2024.34    0.262   156.60
2024.44    0.264   156.59
2024.54    0.266   156.58
2024.64    0.269   156.57
2024.74    0.271   156.56
2024.84    0.273   156.55
2024.94    0.275   156.54
2025.04    0.277   156.53
2025.14    0.278   156.52
2025.24    0.280   156.51
2025.34    0.282   156.50
2025.44    0.284   156.49
2025.54    0.286   156.48
2025.64    0.288   156.47
2025.74    0.290   156.46
2025.84    0.291   156.45
2025.94    0.293   156.44
2026.04    0.295   156.44
2026.14    0.296   156.43
2026.24    0.298   156.42
2026.34    0.300   156.41
2026.44    0.301   156.40
2026.54    0.303   156.39
2026.64    0.304   156.38
2026.74    0.306   156.38
2026.84    0.308   156.37
2026.94    0.309   156.36
2027.04    0.310   156.35
2027.14    0.312   156.34
2027.24    0.313   156.34
2027.34    0.315   156.33
2027.44    0.316   156.32
2027.54    0.317   156.31
2027.64    0.319   156.31
2027.74    0.320   156.30
2027.84    0.321   156.29
2027.94    0.322   156.28
2028.04    0.324   156.28
2028.14    0.325   156.27
2028.24    0.326   156.26
2028.34    0.327   156.26
2028.44    0.328   156.25
2028.54    0.329   156.24
2028.64    0.330   156.23
2028.74    0.331   156.23
2028.84    0.332   156.22
2028.94    0.333   156.21
2029.04    0.334   156.21
2029.14    0.335   156.20
2029.24    0.336   156.19
2029.34    0.337   156.19
2029.44    0.338   156.18
2029.54    0.339   156.17
2029.64    0.340   156.17
2029.74    0.340   156.16
2029.84    0.341   156.15
2029.94    0.342   156.15
2030.04    0.343   156.14
2030.14    0.343   156.13
2030.24    0.344   156.13
2030.34    0.345   156.12
2030.44    0.345   156.12
2030.54    0.346   156.11
2030.64    0.346   156.10
2030.74    0.347   156.10
2030.84    0.348   156.09
2030.94    0.348   156.08
2031.04    0.349   156.08
2031.14    0.349   156.07
2031.24    0.349   156.07
2031.34    0.350   156.06
2031.44    0.350   156.05
2031.54    0.351   156.05
2031.64    0.351   156.04
2031.74    0.351   156.03
2031.84    0.352   156.03
2031.94    0.352   156.02
2032.04    0.352   156.02
2032.14    0.353   156.01
2032.24    0.353   156.00
2032.34    0.353   156.00
2032.44    0.353   155.99
2032.54    0.353   155.99
2032.64    0.354   155.98
2032.74    0.354   155.97
2032.84    0.354   155.97
2032.94    0.354   155.96
2033.04    0.354   155.96
2033.14    0.354   155.95
2033.24    0.354   155.94
2033.34    0.354   155.94
2033.44    0.354   155.93
2033.54    0.354   155.93
2033.64    0.354   155.92
2033.74    0.354   155.91
2033.84    0.354   155.91
2033.94    0.354   155.90
2034.04    0.353   155.89
2034.14    0.353   155.89
2034.24    0.353   155.88
2034.34    0.353   155.88
2034.44    0.353   155.87
2034.54    0.352   155.86
2034.64    0.352   155.86
2034.74    0.352   155.85
2034.84    0.352   155.85
2034.94    0.351   155.84
2035.04    0.351   155.83
2035.14    0.350   155.83
2035.24    0.350   155.82
2035.34    0.350   155.82
2035.44    0.349   155.81
2035.54    0.349   155.80
2035.64    0.348   155.80
2035.74    0.348   155.79
2035.84    0.347   155.78
2035.94    0.347   155.78
2036.04    0.346   155.77
2036.14    0.346   155.77
2036.24    0.345   155.76
2036.34    0.345   155.75
2036.44    0.344   155.75
2036.54    0.343   155.74
2036.64    0.343   155.73
2036.74    0.342   155.73
2036.84    0.341   155.72
2036.94    0.341   155.71
2037.04    0.340   155.71
2037.14    0.339   155.70
2037.24    0.338   155.69
2037.34    0.338   155.69
2037.44    0.337   155.68
2037.54    0.336   155.67
2037.64    0.335   155.67
2037.74    0.334   155.66
2037.84    0.334   155.65
2037.94    0.333   155.65
2038.04    0.332   155.64
2038.14    0.331   155.63
2038.24    0.330   155.63
2038.34    0.329   155.62
2038.44    0.328   155.61
2038.54    0.327   155.60
2038.64    0.326   155.60
2038.74    0.325   155.59
2038.84    0.324   155.58
2038.94    0.323   155.58
2039.04    0.322   155.57
2039.14    0.321   155.56
2039.24    0.320   155.55
2039.34    0.319   155.55
2039.44    0.317   155.54
2039.54    0.316   155.53
2039.64    0.315   155.52
2039.74    0.314   155.52
2039.84    0.313   155.51
2039.94    0.312   155.50
2040.04    0.310   155.49
2040.14    0.309   155.49
2040.24    0.308   155.48
2040.34    0.306   155.47
2040.44    0.305   155.46
2040.54    0.304   155.45
2040.64    0.303   155.44
2040.74    0.301   155.44
2040.84    0.300   155.43
2040.94    0.298   155.42
2041.04    0.297   155.41
2041.14    0.296   155.40
2041.24    0.294   155.39
2041.34    0.293   155.38
2041.44    0.291   155.38
2041.54    0.290   155.37
2041.64    0.288   155.36
2041.74    0.287   155.35
2041.84    0.285   155.34
2041.94    0.284   155.33
2042.04    0.282   155.32
2042.14    0.281   155.31
2042.24    0.279   155.30
2042.34    0.278   155.29
2042.44    0.276   155.28
2042.54    0.274   155.27
2042.64    0.273   155.26
2042.74    0.271   155.25
2042.84    0.269   155.24
2042.94    0.268   155.23
2043.04    0.266   155.22
2043.14    0.264   155.21
2043.24    0.263   155.20
2043.34    0.261   155.19
2043.44    0.259   155.18
2043.54    0.257   155.16
2043.64    0.256   155.15
2043.74    0.254   155.14
2043.84    0.252   155.13
2043.94    0.250   155.12
2044.04    0.248   155.10
2044.14    0.247   155.09
2044.24    0.245   155.08
2044.34    0.243   155.07
2044.44    0.241   155.05
2044.54    0.239   155.04
2044.64    0.237   155.03
2044.74    0.235   155.01
2044.84    0.233   155.00
2044.94    0.231   154.99
2045.04    0.229   154.97
2045.14    0.227   154.96
2045.24    0.225   154.94
2045.34    0.223   154.93
2045.44    0.221   154.91
2045.54    0.219   154.90
2045.64    0.217   154.88
2045.74    0.215   154.86
2045.84    0.213   154.85
2045.94    0.211   154.83
2046.04    0.209   154.81
2046.14    0.207   154.80
2046.24    0.205   154.78
2046.34    0.203   154.76
2046.44    0.201   154.74
2046.54    0.199   154.72
2046.64    0.196   154.70
2046.74    0.194   154.68
2046.84    0.192   154.66
2046.94    0.190   154.64
2047.04    0.188   154.62
2047.14    0.186   154.60
2047.24    0.183   154.58
2047.34    0.181   154.55
2047.44    0.179   154.53
2047.54    0.177   154.51
2047.64    0.174   154.48
2047.74    0.172   154.46
2047.84    0.170   154.43
2047.94    0.168   154.40
2048.04    0.165   154.38
2048.14    0.163   154.35
2048.24    0.161   154.32
2048.34    0.158   154.29
2048.44    0.156   154.26
2048.54    0.154   154.23
2048.64    0.151   154.20
2048.74    0.149   154.16
2048.84    0.147   154.13
2048.94    0.144   154.09
2049.04    0.142   154.05
2049.14    0.139   154.02
2049.24    0.137   153.98
2049.34    0.135   153.93
2049.44    0.132   153.89
2049.54    0.130   153.85
2049.64    0.127   153.80
2049.74    0.125   153.75
2049.84    0.122   153.70
2049.94    0.120   153.65
2050.04    0.117   153.60
2050.14    0.115   153.54
2050.24    0.112   153.48
2050.34    0.110   153.42
2050.44    0.107   153.36
2050.54    0.105   153.29
2050.64    0.102   153.22
2050.74    0.100   153.15
2050.84    0.097   153.07
2050.94    0.095   152.99
2051.04    0.092   152.90
2051.14    0.090   152.81
2051.24    0.087   152.71
2051.34    0.085   152.61
2051.44    0.082   152.50
2051.54    0.080   152.38
2051.64    0.077   152.26
2051.74    0.074   152.13
2051.84    0.072   151.98
2051.94    0.069   151.83
2052.04    0.067   151.67
2052.14    0.064   151.49
2052.24    0.061   151.30
2052.34    0.059   151.09
2052.44    0.056   150.86
2052.54    0.054   150.60
2052.64    0.051   150.33
2052.74    0.048   150.02
2052.84    0.046   149.67
2052.94    0.043   149.29
2053.04    0.040   148.85
2053.14    0.038   148.36
2053.24    0.035   147.79
2053.34    0.033   147.13
2053.44    0.030   146.35
2053.54    0.027   145.42
2053.64    0.025   144.30
2053.74    0.022   142.91
2053.84    0.020   141.16
2053.94    0.017   138.87
2054.04    0.014   135.78
2054.14    0.012   131.39
2054.24    0.010   124.79






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 17:11:28



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