Double Star Calculator - Orbit

Orbital Elements for A847BC
WDS: A847BC WDS ID/Discoverer
P: 47.030 Orbital period (years)
a: 0.3366 Semi-major axis (arcseconds)
i: 87.6 Inclination (degrees)
Ω: 321.03 Longitude of ascending node (degrees)
T: 1959.880 Epoch of periastron passage (year)
e: 0.288 Eccentricity
ω: 277.7 Longitude of periastron (degrees)
Start-Year: 2001.485 Year
End-Year: 2048.515 Year
Epoch: 2026.5 Besselian Epoch
 
Further data from the WDS Sixth Catalog of Orbits for A847BC
Position: 052351.33-005159.8 Epoch-2000 right ascension and declination
WDS-ID: 05239-0052 WDS designation
Discoverer Code: A847BC Discover designation and components
ADS number: 3991 Aitken Double Star catalog
HD number: 35317 HD catalog number
Hipparcos number: 25240 Hipparcos catalog number
V1: 7.67 Magnitude of the primary
V2: 7.84 Magnitude of the secondary
Equinox: Equinox
Date: 2017 Date of last observation
Orbit grade: 2 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags
Ephemerides: Ephemerides
Code: Tok2018j Reference

Double Star Orbit for A847BC



WDS 6th Orbit including measures of A847BC

-- 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 A847BC
Click to expand/collapse ephemeris: 
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.075   334.57
--------------------------
2001.48    0.249   142.29
2001.58    0.245   142.34
2001.68    0.242   142.40
2001.78    0.238   142.46
2001.88    0.234   142.52
2001.98    0.231   142.59
2002.08    0.227   142.66
2002.18    0.223   142.72
2002.28    0.219   142.80
2002.38    0.214   142.87
2002.48    0.210   142.95
2002.58    0.206   143.03
2002.68    0.201   143.11
2002.78    0.197   143.20
2002.88    0.192   143.29
2002.98    0.188   143.39
2003.08    0.183   143.49
2003.18    0.179   143.59
2003.28    0.174   143.71
2003.38    0.169   143.83
2003.48    0.164   143.95
2003.58    0.159   144.08
2003.68    0.154   144.23
2003.78    0.149   144.38
2003.88    0.144   144.54
2003.98    0.138   144.72
2004.08    0.133   144.91
2004.18    0.128   145.11
2004.28    0.122   145.33
2004.38    0.117   145.58
2004.48    0.111   145.84
2004.58    0.106   146.14
2004.68    0.100   146.46
2004.78    0.095   146.83
2004.88    0.089   147.24
2004.98    0.083   147.71
2005.08    0.078   148.25
2005.18    0.072   148.88
2005.28    0.066   149.61
2005.38    0.060   150.49
2005.48    0.054   151.55
2005.58    0.049   152.86
2005.68    0.043   154.54
2005.78    0.037   156.73
2005.88    0.031   159.74
2005.98    0.026   164.08
2006.08    0.020   170.78
2006.18    0.015   182.04
2006.28    0.011   202.19
2006.38    0.010   233.86
2006.48    0.012   264.06
2006.58    0.016   282.43
2006.68    0.021   292.73
2006.78    0.027   298.95
2006.88    0.032   303.02
2006.98    0.038   305.87
2007.08    0.044   307.97
2007.18    0.050   309.57
2007.28    0.055   310.84
2007.38    0.061   311.87
2007.48    0.067   312.72
2007.58    0.073   313.44
2007.68    0.078   314.05
2007.78    0.084   314.57
2007.88    0.090   315.03
2007.98    0.095   315.44
2008.08    0.101   315.80
2008.18    0.107   316.12
2008.28    0.112   316.41
2008.38    0.118   316.68
2008.48    0.123   316.92
2008.58    0.128   317.14
2008.68    0.134   317.34
2008.78    0.139   317.53
2008.88    0.144   317.70
2008.98    0.149   317.86
2009.08    0.154   318.01
2009.18    0.159   318.16
2009.28    0.164   318.29
2009.38    0.169   318.41
2009.48    0.174   318.53
2009.58    0.178   318.65
2009.68    0.183   318.75
2009.78    0.187   318.85
2009.88    0.192   318.95
2009.98    0.196   319.04
2010.08    0.201   319.13
2010.18    0.205   319.22
2010.28    0.209   319.30
2010.38    0.213   319.38
2010.48    0.217   319.45
2010.58    0.221   319.52
2010.68    0.225   319.59
2010.78    0.228   319.66
2010.88    0.232   319.73
2010.98    0.235   319.79
2011.08    0.239   319.85
2011.18    0.242   319.91
2011.28    0.245   319.97
2011.38    0.249   320.03
2011.48    0.252   320.08
2011.58    0.255   320.14
2011.68    0.258   320.19
2011.78    0.261   320.24
2011.88    0.263   320.29
2011.98    0.266   320.34
2012.08    0.269   320.39
2012.18    0.271   320.44
2012.28    0.274   320.49
2012.38    0.276   320.53
2012.48    0.278   320.58
2012.58    0.280   320.62
2012.68    0.282   320.67
2012.78    0.284   320.71
2012.88    0.286   320.75
2012.98    0.288   320.79
2013.08    0.290   320.84
2013.18    0.292   320.88
2013.28    0.293   320.92
2013.38    0.295   320.96
2013.48    0.296   321.00
2013.58    0.297   321.04
2013.68    0.299   321.08
2013.78    0.300   321.12
2013.88    0.301   321.15
2013.98    0.302   321.19
2014.08    0.303   321.23
2014.18    0.304   321.27
2014.28    0.305   321.31
2014.38    0.306   321.34
2014.48    0.306   321.38
2014.58    0.307   321.42
2014.68    0.308   321.45
2014.78    0.308   321.49
2014.88    0.308   321.53
2014.98    0.309   321.56
2015.08    0.309   321.60
2015.18    0.309   321.64
2015.28    0.310   321.67
2015.38    0.310   321.71
2015.48    0.310   321.75
2015.58    0.310   321.78
2015.68    0.310   321.82
2015.78    0.309   321.85
2015.88    0.309   321.89
2015.98    0.309   321.93
2016.08    0.309   321.96
2016.18    0.308   322.00
2016.28    0.308   322.04
2016.38    0.307   322.07
2016.48    0.307   322.11
2016.58    0.306   322.15
2016.68    0.305   322.18
2016.78    0.305   322.22
2016.88    0.304   322.26
2016.98    0.303   322.30
2017.08    0.302   322.34
2017.18    0.301   322.37
2017.28    0.300   322.41
2017.38    0.299   322.45
2017.48    0.298   322.49
2017.58    0.297   322.53
2017.68    0.296   322.57
2017.78    0.295   322.61
2017.88    0.293   322.65
2017.98    0.292   322.69
2018.08    0.291   322.73
2018.18    0.289   322.77
2018.28    0.288   322.81
2018.38    0.286   322.86
2018.48    0.285   322.90
2018.58    0.283   322.94
2018.68    0.282   322.98
2018.78    0.280   323.03
2018.88    0.278   323.07
2018.98    0.277   323.12
2019.08    0.275   323.16
2019.18    0.273   323.21
2019.28    0.271   323.26
2019.38    0.270   323.30
2019.48    0.268   323.35
2019.58    0.266   323.40
2019.68    0.264   323.45
2019.78    0.262   323.50
2019.88    0.260   323.55
2019.98    0.258   323.60
2020.08    0.256   323.66
2020.18    0.253   323.71
2020.28    0.251   323.77
2020.38    0.249   323.82
2020.48    0.247   323.88
2020.58    0.245   323.94
2020.68    0.242   323.99
2020.78    0.240   324.05
2020.88    0.238   324.12
2020.98    0.235   324.18
2021.08    0.233   324.24
2021.18    0.230   324.31
2021.28    0.228   324.37
2021.38    0.225   324.44
2021.48    0.223   324.51
2021.58    0.220   324.58
2021.68    0.218   324.65
2021.78    0.215   324.73
2021.88    0.213   324.80
2021.98    0.210   324.88
2022.08    0.207   324.96
2022.18    0.205   325.04
2022.28    0.202   325.13
2022.38    0.199   325.21
2022.48    0.197   325.30
2022.58    0.194   325.39
2022.68    0.191   325.49
2022.78    0.188   325.58
2022.88    0.186   325.68
2022.98    0.183   325.79
2023.08    0.180   325.89
2023.18    0.177   326.00
2023.28    0.174   326.11
2023.38    0.171   326.23
2023.48    0.168   326.35
2023.58    0.165   326.48
2023.68    0.162   326.61
2023.78    0.159   326.74
2023.88    0.156   326.88
2023.98    0.153   327.02
2024.08    0.150   327.17
2024.18    0.147   327.33
2024.28    0.144   327.49
2024.38    0.141   327.66
2024.48    0.138   327.84
2024.58    0.135   328.03
2024.68    0.132   328.22
2024.78    0.129   328.43
2024.88    0.126   328.64
2024.98    0.123   328.86
2025.08    0.120   329.10
2025.18    0.117   329.35
2025.28    0.114   329.61
2025.38    0.110   329.89
2025.48    0.107   330.18
2025.58    0.104   330.50
2025.68    0.101   330.83
2025.78    0.098   331.18
2025.88    0.095   331.56
2025.98    0.091   331.96
2026.08    0.088   332.39
2026.18    0.085   332.86
2026.28    0.082   333.36
2026.38    0.079   333.90
2026.48    0.075   334.48
2026.58    0.072   335.12
2026.68    0.069   335.82
2026.78    0.066   336.58
2026.88    0.063   337.42
2026.98    0.060   338.35
2027.08    0.056   339.39
2027.18    0.053   340.55
2027.28    0.050   341.85
2027.38    0.047   343.32
2027.48    0.044   345.00
2027.58    0.041   346.92
2027.68    0.038   349.15
2027.78    0.035   351.75
2027.88    0.032   354.81
2027.98    0.030   358.44
2028.08    0.027     2.79
2028.18    0.025     8.01
2028.28    0.023    14.28
2028.38    0.021    21.76
2028.48    0.019    30.50
2028.58    0.018    40.35
2028.68    0.018    50.86
2028.78    0.018    61.37
2028.88    0.019    71.22
2028.98    0.021    79.97
2029.08    0.023    87.46
2029.18    0.025    93.74
2029.28    0.027    98.97
2029.38    0.030   103.32
2029.48    0.032   106.96
2029.58    0.035   110.03
2029.68    0.038   112.63
2029.78    0.041   114.86
2029.88    0.044   116.79
2029.98    0.047   118.47
2030.08    0.050   119.94
2030.18    0.053   121.24
2030.28    0.056   122.40
2030.38    0.060   123.44
2030.48    0.063   124.37
2030.58    0.066   125.21
2030.68    0.069   125.97
2030.78    0.072   126.67
2030.88    0.075   127.31
2030.98    0.079   127.90
2031.08    0.082   128.44
2031.18    0.085   128.94
2031.28    0.088   129.40
2031.38    0.091   129.83
2031.48    0.095   130.24
2031.58    0.098   130.61
2031.68    0.101   130.96
2031.78    0.104   131.30
2031.88    0.107   131.61
2031.98    0.110   131.90
2032.08    0.114   132.18
2032.18    0.117   132.44
2032.28    0.120   132.69
2032.38    0.123   132.93
2032.48    0.126   133.15
2032.58    0.129   133.36
2032.68    0.132   133.57
2032.78    0.135   133.76
2032.88    0.138   133.95
2032.98    0.142   134.12
2033.08    0.145   134.29
2033.18    0.148   134.46
2033.28    0.151   134.61
2033.38    0.154   134.76
2033.48    0.157   134.91
2033.58    0.160   135.05
2033.68    0.163   135.18
2033.78    0.166   135.31
2033.88    0.169   135.43
2033.98    0.172   135.55
2034.08    0.175   135.67
2034.18    0.178   135.78
2034.28    0.180   135.89
2034.38    0.183   136.00
2034.48    0.186   136.10
2034.58    0.189   136.20
2034.68    0.192   136.29
2034.78    0.195   136.38
2034.88    0.198   136.48
2034.98    0.200   136.56
2035.08    0.203   136.65
2035.18    0.206   136.73
2035.28    0.209   136.81
2035.38    0.211   136.89
2035.48    0.214   136.97
2035.58    0.217   137.04
2035.68    0.219   137.12
2035.78    0.222   137.19
2035.88    0.225   137.26
2035.98    0.227   137.33
2036.08    0.230   137.39
2036.18    0.232   137.46
2036.28    0.235   137.52
2036.38    0.237   137.58
2036.48    0.240   137.64
2036.58    0.242   137.70
2036.68    0.245   137.76
2036.78    0.247   137.82
2036.88    0.250   137.88
2036.98    0.252   137.93
2037.08    0.254   137.99
2037.18    0.257   138.04
2037.28    0.259   138.09
2037.38    0.261   138.14
2037.48    0.264   138.19
2037.58    0.266   138.24
2037.68    0.268   138.29
2037.78    0.270   138.34
2037.88    0.272   138.39
2037.98    0.274   138.43
2038.08    0.276   138.48
2038.18    0.279   138.53
2038.28    0.281   138.57
2038.38    0.283   138.61
2038.48    0.285   138.66
2038.58    0.286   138.70
2038.68    0.288   138.74
2038.78    0.290   138.78
2038.88    0.292   138.82
2038.98    0.294   138.86
2039.08    0.296   138.91
2039.18    0.297   138.94
2039.28    0.299   138.98
2039.38    0.301   139.02
2039.48    0.303   139.06
2039.58    0.304   139.10
2039.68    0.306   139.14
2039.78    0.307   139.17
2039.88    0.309   139.21
2039.98    0.310   139.25
2040.08    0.312   139.28
2040.18    0.313   139.32
2040.28    0.314   139.35
2040.38    0.316   139.39
2040.48    0.317   139.42
2040.58    0.318   139.46
2040.68    0.320   139.49
2040.78    0.321   139.52
2040.88    0.322   139.56
2040.98    0.323   139.59
2041.08    0.324   139.63
2041.18    0.325   139.66
2041.28    0.326   139.69
2041.38    0.327   139.72
2041.48    0.328   139.76
2041.58    0.329   139.79
2041.68    0.329   139.82
2041.78    0.330   139.85
2041.88    0.331   139.88
2041.98    0.331   139.92
2042.08    0.332   139.95
2042.18    0.333   139.98
2042.28    0.333   140.01
2042.38    0.334   140.04
2042.48    0.334   140.07
2042.58    0.334   140.10
2042.68    0.335   140.14
2042.78    0.335   140.17
2042.88    0.335   140.20
2042.98    0.335   140.23
2043.08    0.336   140.26
2043.18    0.336   140.29
2043.28    0.336   140.32
2043.38    0.336   140.35
2043.48    0.335   140.38
2043.58    0.335   140.41
2043.68    0.335   140.44
2043.78    0.335   140.48
2043.88    0.335   140.51
2043.98    0.334   140.54
2044.08    0.334   140.57
2044.18    0.333   140.60
2044.28    0.333   140.63
2044.38    0.332   140.66
2044.48    0.331   140.69
2044.58    0.331   140.73
2044.68    0.330   140.76
2044.78    0.329   140.79
2044.88    0.328   140.82
2044.98    0.327   140.85
2045.08    0.326   140.89
2045.18    0.325   140.92
2045.28    0.324   140.95
2045.38    0.323   140.99
2045.48    0.321   141.02
2045.58    0.320   141.05
2045.68    0.319   141.09
2045.78    0.317   141.12
2045.88    0.316   141.16
2045.98    0.314   141.19
2046.08    0.312   141.23
2046.18    0.311   141.26
2046.28    0.309   141.30
2046.38    0.307   141.34
2046.48    0.305   141.37
2046.58    0.303   141.41
2046.68    0.301   141.45
2046.78    0.299   141.49
2046.88    0.296   141.53
2046.98    0.294   141.57
2047.08    0.292   141.61
2047.18    0.289   141.65
2047.28    0.287   141.69
2047.38    0.284   141.73
2047.48    0.281   141.78
2047.58    0.278   141.82
2047.68    0.276   141.87
2047.78    0.273   141.91
2047.88    0.270   141.96
2047.98    0.267   142.01
2048.08    0.263   142.06
2048.18    0.260   142.11
2048.28    0.257   142.16
2048.38    0.254   142.21
2048.48    0.250   142.27



 

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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 15:36:40


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