Double Star Calculator - Orbit

Orbital Elements for MCA26
WDS: MCA26 WDS ID/Discoverer
P: 42.841 Orbital period (years)
a: 0.087 Semi-major axis (arcseconds)
i: 82.5 Inclination (degrees)
Ω: 149.3 Longitude of ascending node (degrees)
T: 2020.594 Epoch of periastron passage (year)
e: 0.074 Eccentricity
ω: 236.8 Longitude of periastron (degrees)
Start-Year: 2003.5795 Year
End-Year: 2046.4205 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for MCA26
Position: 062532.94+231938.0 Epoch-2000 right ascension and declination
WDS-ID: 06255+2320 WDS designation
Discoverer Code: MCA26 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 44927 HD catalog number
Hipparcos number: 30570 Hipparcos catalog number
V1: 6.06 Magnitude of the primary
V2: 6.7 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2013 Date of last observation
Orbit grade: 3 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags
Ephemerides: Ephemerides
Code: Doc2018c Reference

Double Star Orbit for MCA26



WDS 6th Orbit including measures of MCA26

-- 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 MCA26
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.034   132.43
--------------------------
2003.58    0.012   232.25
2003.68    0.012   237.93
2003.78    0.012   243.63
2003.88    0.012   249.26
2003.98    0.012   254.71
2004.08    0.013   259.90
2004.18    0.013   264.77
2004.28    0.014   269.29
2004.38    0.014   273.45
2004.48    0.015   277.25
2004.58    0.016   280.70
2004.68    0.017   283.84
2004.78    0.017   286.68
2004.88    0.018   289.26
2004.98    0.019   291.61
2005.08    0.020   293.74
2005.18    0.021   295.68
2005.28    0.022   297.45
2005.38    0.023   299.07
2005.48    0.024   300.56
2005.58    0.025   301.93
2005.68    0.026   303.20
2005.78    0.027   304.37
2005.88    0.028   305.45
2005.98    0.029   306.46
2006.08    0.030   307.40
2006.18    0.031   308.28
2006.28    0.032   309.10
2006.38    0.033   309.87
2006.48    0.034   310.60
2006.58    0.035   311.28
2006.68    0.036   311.92
2006.78    0.037   312.53
2006.88    0.038   313.10
2006.98    0.039   313.65
2007.08    0.041   314.17
2007.18    0.042   314.66
2007.28    0.043   315.13
2007.38    0.044   315.57
2007.48    0.045   316.00
2007.58    0.046   316.41
2007.68    0.046   316.80
2007.78    0.047   317.18
2007.88    0.048   317.54
2007.98    0.049   317.88
2008.08    0.050   318.22
2008.18    0.051   318.54
2008.28    0.052   318.84
2008.38    0.053   319.14
2008.48    0.054   319.43
2008.58    0.055   319.71
2008.68    0.056   319.98
2008.78    0.057   320.24
2008.88    0.058   320.49
2008.98    0.059   320.74
2009.08    0.059   320.98
2009.18    0.060   321.21
2009.28    0.061   321.43
2009.38    0.062   321.65
2009.48    0.063   321.87
2009.58    0.063   322.08
2009.68    0.064   322.28
2009.78    0.065   322.48
2009.88    0.066   322.67
2009.98    0.067   322.86
2010.08    0.067   323.04
2010.18    0.068   323.23
2010.28    0.069   323.40
2010.38    0.069   323.58
2010.48    0.070   323.75
2010.58    0.071   323.91
2010.68    0.071   324.08
2010.78    0.072   324.24
2010.88    0.073   324.40
2010.98    0.073   324.55
2011.08    0.074   324.71
2011.18    0.074   324.86
2011.28    0.075   325.01
2011.38    0.075   325.15
2011.48    0.076   325.30
2011.58    0.076   325.44
2011.68    0.077   325.58
2011.78    0.077   325.72
2011.88    0.078   325.86
2011.98    0.078   325.99
2012.08    0.079   326.13
2012.18    0.079   326.26
2012.28    0.080   326.39
2012.38    0.080   326.52
2012.48    0.080   326.65
2012.58    0.081   326.78
2012.68    0.081   326.91
2012.78    0.081   327.03
2012.88    0.081   327.16
2012.98    0.082   327.28
2013.08    0.082   327.41
2013.18    0.082   327.53
2013.28    0.082   327.65
2013.38    0.083   327.77
2013.48    0.083   327.89
2013.58    0.083   328.02
2013.68    0.083   328.14
2013.78    0.083   328.26
2013.88    0.083   328.38
2013.98    0.083   328.50
2014.08    0.083   328.61
2014.18    0.083   328.73
2014.28    0.083   328.85
2014.38    0.083   328.97
2014.48    0.083   329.09
2014.58    0.083   329.21
2014.68    0.083   329.33
2014.78    0.083   329.45
2014.88    0.083   329.57
2014.98    0.083   329.69
2015.08    0.083   329.81
2015.18    0.082   329.93
2015.28    0.082   330.06
2015.38    0.082   330.18
2015.48    0.082   330.30
2015.58    0.082   330.43
2015.68    0.081   330.55
2015.78    0.081   330.68
2015.88    0.081   330.80
2015.98    0.080   330.93
2016.08    0.080   331.06
2016.18    0.080   331.19
2016.28    0.079   331.32
2016.38    0.079   331.45
2016.48    0.078   331.59
2016.58    0.078   331.72
2016.68    0.077   331.86
2016.78    0.077   332.00
2016.88    0.076   332.14
2016.98    0.076   332.28
2017.08    0.075   332.43
2017.18    0.075   332.58
2017.28    0.074   332.73
2017.38    0.074   332.88
2017.48    0.073   333.03
2017.58    0.072   333.19
2017.68    0.072   333.35
2017.78    0.071   333.51
2017.88    0.070   333.68
2017.98    0.069   333.85
2018.08    0.069   334.02
2018.18    0.068   334.20
2018.28    0.067   334.38
2018.38    0.066   334.57
2018.48    0.066   334.76
2018.58    0.065   334.95
2018.68    0.064   335.15
2018.78    0.063   335.36
2018.88    0.062   335.57
2018.98    0.061   335.78
2019.08    0.060   336.01
2019.18    0.059   336.24
2019.28    0.059   336.48
2019.38    0.058   336.72
2019.48    0.057   336.98
2019.58    0.056   337.24
2019.68    0.055   337.51
2019.78    0.054   337.79
2019.88    0.053   338.09
2019.98    0.052   338.39
2020.08    0.051   338.71
2020.18    0.049   339.04
2020.28    0.048   339.39
2020.38    0.047   339.75
2020.48    0.046   340.12
2020.58    0.045   340.52
2020.68    0.044   340.94
2020.78    0.043   341.38
2020.88    0.042   341.84
2020.98    0.041   342.33
2021.08    0.039   342.84
2021.18    0.038   343.39
2021.28    0.037   343.97
2021.38    0.036   344.59
2021.48    0.035   345.25
2021.58    0.034   345.95
2021.68    0.032   346.71
2021.78    0.031   347.52
2021.88    0.030   348.40
2021.98    0.029   349.35
2022.08    0.028   350.38
2022.18    0.027   351.51
2022.28    0.025   352.73
2022.38    0.024   354.08
2022.48    0.023   355.56
2022.58    0.022   357.20
2022.68    0.021   359.02
2022.78    0.020     1.06
2022.88    0.019     3.33
2022.98    0.017     5.88
2023.08    0.016     8.77
2023.18    0.015    12.03
2023.28    0.015    15.73
2023.38    0.014    19.92
2023.48    0.013    24.66
2023.58    0.012    29.98
2023.68    0.012    35.90
2023.78    0.011    42.38
2023.88    0.011    49.32
2023.98    0.011    56.55
2024.08    0.011    63.85
2024.18    0.011    71.01
2024.28    0.011    77.81
2024.38    0.012    84.12
2024.48    0.012    89.84
2024.58    0.013    94.97
2024.68    0.014    99.53
2024.78    0.015   103.55
2024.88    0.016   107.10
2024.98    0.017   110.23
2025.08    0.018   113.00
2025.18    0.019   115.46
2025.28    0.020   117.65
2025.38    0.021   119.61
2025.48    0.022   121.36
2025.58    0.023   122.95
2025.68    0.025   124.38
2025.78    0.026   125.69
2025.88    0.027   126.88
2025.98    0.028   127.97
2026.08    0.029   128.97
2026.18    0.031   129.90
2026.28    0.032   130.75
2026.38    0.033   131.54
2026.48    0.034   132.28
2026.58    0.035   132.97
2026.68    0.036   133.61
2026.78    0.038   134.22
2026.88    0.039   134.78
2026.98    0.040   135.32
2027.08    0.041   135.82
2027.18    0.042   136.30
2027.28    0.043   136.75
2027.38    0.045   137.18
2027.48    0.046   137.59
2027.58    0.047   137.97
2027.68    0.048   138.34
2027.78    0.049   138.70
2027.88    0.050   139.03
2027.98    0.051   139.36
2028.08    0.052   139.67
2028.18    0.053   139.96
2028.28    0.054   140.25
2028.38    0.055   140.52
2028.48    0.056   140.79
2028.58    0.057   141.05
2028.68    0.058   141.29
2028.78    0.059   141.53
2028.88    0.060   141.76
2028.98    0.061   141.99
2029.08    0.062   142.20
2029.18    0.063   142.41
2029.28    0.064   142.62
2029.38    0.065   142.82
2029.48    0.066   143.01
2029.58    0.067   143.20
2029.68    0.068   143.38
2029.78    0.069   143.56
2029.88    0.069   143.73
2029.98    0.070   143.90
2030.08    0.071   144.07
2030.18    0.072   144.23
2030.28    0.073   144.39
2030.38    0.073   144.55
2030.48    0.074   144.70
2030.58    0.075   144.85
2030.68    0.075   145.00
2030.78    0.076   145.14
2030.88    0.077   145.28
2030.98    0.078   145.42
2031.08    0.078   145.56
2031.18    0.079   145.69
2031.28    0.079   145.82
2031.38    0.080   145.95
2031.48    0.081   146.08
2031.58    0.081   146.21
2031.68    0.082   146.33
2031.78    0.082   146.46
2031.88    0.083   146.58
2031.98    0.083   146.70
2032.08    0.084   146.82
2032.18    0.084   146.93
2032.28    0.085   147.05
2032.38    0.085   147.17
2032.48    0.086   147.28
2032.58    0.086   147.39
2032.68    0.086   147.50
2032.78    0.087   147.61
2032.88    0.087   147.72
2032.98    0.087   147.83
2033.08    0.088   147.94
2033.18    0.088   148.05
2033.28    0.088   148.15
2033.38    0.089   148.26
2033.48    0.089   148.37
2033.58    0.089   148.47
2033.68    0.089   148.58
2033.78    0.089   148.68
2033.88    0.090   148.78
2033.98    0.090   148.89
2034.08    0.090   148.99
2034.18    0.090   149.09
2034.28    0.090   149.19
2034.38    0.090   149.29
2034.48    0.090   149.40
2034.58    0.090   149.50
2034.68    0.090   149.60
2034.78    0.090   149.70
2034.88    0.090   149.80
2034.98    0.090   149.90
2035.08    0.090   150.00
2035.18    0.090   150.11
2035.28    0.090   150.21
2035.38    0.090   150.31
2035.48    0.090   150.41
2035.58    0.090   150.51
2035.68    0.090   150.62
2035.78    0.090   150.72
2035.88    0.089   150.82
2035.98    0.089   150.93
2036.08    0.089   151.03
2036.18    0.089   151.14
2036.28    0.089   151.24
2036.38    0.088   151.35
2036.48    0.088   151.45
2036.58    0.088   151.56
2036.68    0.088   151.67
2036.78    0.087   151.77
2036.88    0.087   151.88
2036.98    0.087   151.99
2037.08    0.086   152.10
2037.18    0.086   152.22
2037.28    0.085   152.33
2037.38    0.085   152.44
2037.48    0.085   152.56
2037.58    0.084   152.67
2037.68    0.084   152.79
2037.78    0.083   152.91
2037.88    0.083   153.03
2037.98    0.082   153.15
2038.08    0.082   153.27
2038.18    0.081   153.40
2038.28    0.081   153.52
2038.38    0.080   153.65
2038.48    0.080   153.78
2038.58    0.079   153.91
2038.68    0.079   154.05
2038.78    0.078   154.18
2038.88    0.077   154.32
2038.98    0.077   154.46
2039.08    0.076   154.60
2039.18    0.075   154.74
2039.28    0.075   154.89
2039.38    0.074   155.04
2039.48    0.073   155.19
2039.58    0.073   155.35
2039.68    0.072   155.51
2039.78    0.071   155.67
2039.88    0.070   155.83
2039.98    0.070   156.00
2040.08    0.069   156.17
2040.18    0.068   156.35
2040.28    0.067   156.53
2040.38    0.067   156.71
2040.48    0.066   156.90
2040.58    0.065   157.10
2040.68    0.064   157.29
2040.78    0.063   157.50
2040.88    0.062   157.71
2040.98    0.062   157.92
2041.08    0.061   158.14
2041.18    0.060   158.37
2041.28    0.059   158.61
2041.38    0.058   158.85
2041.48    0.057   159.10
2041.58    0.056   159.35
2041.68    0.055   159.62
2041.78    0.054   159.89
2041.88    0.053   160.18
2041.98    0.053   160.47
2042.08    0.052   160.78
2042.18    0.051   161.10
2042.28    0.050   161.43
2042.38    0.049   161.77
2042.48    0.048   162.13
2042.58    0.047   162.50
2042.68    0.046   162.89
2042.78    0.045   163.30
2042.88    0.044   163.72
2042.98    0.043   164.16
2043.08    0.042   164.63
2043.18    0.041   165.12
2043.28    0.040   165.64
2043.38    0.039   166.18
2043.48    0.038   166.75
2043.58    0.036   167.36
2043.68    0.035   168.00
2043.78    0.034   168.68
2043.88    0.033   169.40
2043.98    0.032   170.17
2044.08    0.031   170.99
2044.18    0.030   171.86
2044.28    0.029   172.80
2044.38    0.028   173.81
2044.48    0.027   174.89
2044.58    0.026   176.06
2044.68    0.025   177.32
2044.78    0.024   178.69
2044.88    0.023   180.18
2044.98    0.022   181.80
2045.08    0.021   183.57
2045.18    0.020   185.51
2045.28    0.019   187.64
2045.38    0.018   189.98
2045.48    0.017   192.56
2045.58    0.017   195.40
2045.68    0.016   198.53
2045.78    0.015   201.99
2045.88    0.014   205.78
2045.98    0.014   209.94
2046.08    0.013   214.45
2046.18    0.013   219.32
2046.28    0.012   224.51
2046.38    0.012   229.96






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 15:46:50



www.stella-vega.de