Double Star Calculator - Orbit

Orbital Elements for MCA16AA,AB
WDS: MCA16AA,AB WDS ID/Discoverer
P: 57.896 Orbital period (years)
a: 0.284 Semi-major axis (arcseconds)
i: 130.7 Inclination (degrees)
Ω: 4.1 Longitude of ascending node (degrees)
T: 2037.956 Epoch of periastron passage (year)
e: 0.357 Eccentricity
ω: 142.2 Longitude of periastron (degrees)
Start-Year: 1996.052 Year
End-Year: 2053.948 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for MCA16AA,AB
Position: 044214.70+225725.1 Epoch-2000 right ascension and declination
WDS-ID: 04422+2257 WDS designation
Discoverer Code: MCA16AA,AB Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 29763 HD catalog number
Hipparcos number: 21881 Hipparcos catalog number
V1: 4.33 Magnitude of the primary
V2: 6.97 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2005 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: Cve2010e Reference

Double Star Orbit for MCA16AA,AB



WDS 6th Orbit including measures of MCA16AA,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 MCA16AA,AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.266   343.68
--------------------------
1996.05    0.218    83.56
1996.15    0.219    82.92
1996.25    0.220    82.29
1996.35    0.220    81.66
1996.45    0.221    81.03
1996.55    0.222    80.41
1996.65    0.223    79.79
1996.75    0.224    79.18
1996.85    0.225    78.57
1996.95    0.226    77.97
1997.05    0.227    77.37
1997.15    0.227    76.78
1997.25    0.228    76.19
1997.35    0.229    75.60
1997.45    0.230    75.03
1997.55    0.231    74.45
1997.65    0.232    73.88
1997.75    0.233    73.32
1997.85    0.234    72.76
1997.95    0.235    72.20
1998.05    0.236    71.65
1998.15    0.237    71.11
1998.25    0.238    70.56
1998.35    0.239    70.03
1998.45    0.240    69.49
1998.55    0.241    68.97
1998.65    0.242    68.44
1998.75    0.243    67.92
1998.85    0.244    67.41
1998.95    0.245    66.90
1999.05    0.246    66.39
1999.15    0.247    65.89
1999.25    0.248    65.39
1999.35    0.249    64.90
1999.45    0.250    64.41
1999.55    0.251    63.92
1999.65    0.252    63.44
1999.75    0.253    62.96
1999.85    0.255    62.49
1999.95    0.256    62.02
2000.05    0.257    61.55
2000.15    0.258    61.09
2000.25    0.259    60.63
2000.35    0.260    60.18
2000.45    0.261    59.73
2000.55    0.262    59.28
2000.65    0.263    58.84
2000.75    0.264    58.40
2000.85    0.265    57.96
2000.95    0.266    57.53
2001.05    0.267    57.10
2001.15    0.268    56.68
2001.25    0.270    56.25
2001.35    0.271    55.83
2001.45    0.272    55.42
2001.55    0.273    55.01
2001.65    0.274    54.60
2001.75    0.275    54.19
2001.85    0.276    53.79
2001.95    0.277    53.39
2002.05    0.278    52.99
2002.15    0.279    52.60
2002.25    0.280    52.21
2002.35    0.281    51.82
2002.45    0.282    51.44
2002.55    0.283    51.05
2002.65    0.284    50.67
2002.75    0.285    50.30
2002.85    0.287    49.93
2002.95    0.288    49.55
2003.05    0.289    49.19
2003.15    0.290    48.82
2003.25    0.291    48.46
2003.35    0.292    48.10
2003.45    0.293    47.74
2003.55    0.294    47.39
2003.65    0.295    47.03
2003.75    0.296    46.68
2003.85    0.297    46.33
2003.95    0.298    45.99
2004.05    0.299    45.65
2004.15    0.300    45.31
2004.25    0.301    44.97
2004.35    0.302    44.63
2004.45    0.303    44.30
2004.55    0.304    43.96
2004.65    0.305    43.63
2004.75    0.306    43.31
2004.85    0.307    42.98
2004.95    0.308    42.66
2005.05    0.309    42.34
2005.15    0.310    42.02
2005.25    0.311    41.70
2005.35    0.312    41.38
2005.45    0.312    41.07
2005.55    0.313    40.76
2005.65    0.314    40.45
2005.75    0.315    40.14
2005.85    0.316    39.83
2005.95    0.317    39.53
2006.05    0.318    39.22
2006.15    0.319    38.92
2006.25    0.320    38.62
2006.35    0.321    38.33
2006.45    0.322    38.03
2006.55    0.322    37.73
2006.65    0.323    37.44
2006.75    0.324    37.15
2006.85    0.325    36.86
2006.95    0.326    36.57
2007.05    0.327    36.28
2007.15    0.327    36.00
2007.25    0.328    35.71
2007.35    0.329    35.43
2007.45    0.330    35.15
2007.55    0.331    34.87
2007.65    0.331    34.59
2007.75    0.332    34.31
2007.85    0.333    34.04
2007.95    0.334    33.76
2008.05    0.334    33.49
2008.15    0.335    33.22
2008.25    0.336    32.95
2008.35    0.337    32.68
2008.45    0.337    32.41
2008.55    0.338    32.14
2008.65    0.339    31.87
2008.75    0.340    31.61
2008.85    0.340    31.34
2008.95    0.341    31.08
2009.05    0.342    30.82
2009.15    0.342    30.55
2009.25    0.343    30.29
2009.35    0.343    30.03
2009.45    0.344    29.78
2009.55    0.345    29.52
2009.65    0.345    29.26
2009.75    0.346    29.01
2009.85    0.347    28.75
2009.95    0.347    28.50
2010.05    0.348    28.24
2010.15    0.348    27.99
2010.25    0.349    27.74
2010.35    0.349    27.49
2010.45    0.350    27.24
2010.55    0.350    26.99
2010.65    0.351    26.74
2010.75    0.351    26.50
2010.85    0.352    26.25
2010.95    0.352    26.00
2011.05    0.353    25.76
2011.15    0.353    25.51
2011.25    0.354    25.27
2011.35    0.354    25.02
2011.45    0.355    24.78
2011.55    0.355    24.54
2011.65    0.356    24.30
2011.75    0.356    24.05
2011.85    0.356    23.81
2011.95    0.357    23.57
2012.05    0.357    23.33
2012.15    0.357    23.09
2012.25    0.358    22.86
2012.35    0.358    22.62
2012.45    0.358    22.38
2012.55    0.359    22.14
2012.65    0.359    21.90
2012.75    0.359    21.67
2012.85    0.360    21.43
2012.95    0.360    21.20
2013.05    0.360    20.96
2013.15    0.360    20.72
2013.25    0.361    20.49
2013.35    0.361    20.25
2013.45    0.361    20.02
2013.55    0.361    19.79
2013.65    0.361    19.55
2013.75    0.362    19.32
2013.85    0.362    19.08
2013.95    0.362    18.85
2014.05    0.362    18.62
2014.15    0.362    18.39
2014.25    0.362    18.15
2014.35    0.362    17.92
2014.45    0.362    17.69
2014.55    0.363    17.45
2014.65    0.363    17.22
2014.75    0.363    16.99
2014.85    0.363    16.76
2014.95    0.363    16.53
2015.05    0.363    16.29
2015.15    0.363    16.06
2015.25    0.363    15.83
2015.35    0.363    15.60
2015.45    0.363    15.36
2015.55    0.363    15.13
2015.65    0.363    14.90
2015.75    0.362    14.67
2015.85    0.362    14.44
2015.95    0.362    14.20
2016.05    0.362    13.97
2016.15    0.362    13.74
2016.25    0.362    13.50
2016.35    0.362    13.27
2016.45    0.362    13.04
2016.55    0.361    12.80
2016.65    0.361    12.57
2016.75    0.361    12.33
2016.85    0.361    12.10
2016.95    0.360    11.86
2017.05    0.360    11.63
2017.15    0.360    11.39
2017.25    0.360    11.16
2017.35    0.359    10.92
2017.45    0.359    10.68
2017.55    0.359    10.45
2017.65    0.358    10.21
2017.75    0.358     9.97
2017.85    0.358     9.73
2017.95    0.357     9.49
2018.05    0.357     9.25
2018.15    0.356     9.01
2018.25    0.356     8.77
2018.35    0.356     8.53
2018.45    0.355     8.29
2018.55    0.355     8.05
2018.65    0.354     7.81
2018.75    0.354     7.56
2018.85    0.353     7.32
2018.95    0.353     7.07
2019.05    0.352     6.83
2019.15    0.352     6.58
2019.25    0.351     6.33
2019.35    0.350     6.08
2019.45    0.350     5.83
2019.55    0.349     5.58
2019.65    0.348     5.33
2019.75    0.348     5.08
2019.85    0.347     4.83
2019.95    0.346     4.57
2020.05    0.346     4.32
2020.15    0.345     4.06
2020.25    0.344     3.80
2020.35    0.344     3.55
2020.45    0.343     3.29
2020.55    0.342     3.03
2020.65    0.341     2.77
2020.75    0.340     2.50
2020.85    0.340     2.24
2020.95    0.339     1.97
2021.05    0.338     1.71
2021.15    0.337     1.44
2021.25    0.336     1.17
2021.35    0.335     0.90
2021.45    0.334     0.62
2021.55    0.333     0.35
2021.65    0.332     0.07
2021.75    0.331   359.80
2021.85    0.330   359.52
2021.95    0.329   359.24
2022.05    0.328   358.95
2022.15    0.327   358.67
2022.25    0.326   358.38
2022.35    0.325   358.10
2022.45    0.324   357.81
2022.55    0.323   357.52
2022.65    0.322   357.22
2022.75    0.321   356.93
2022.85    0.320   356.63
2022.95    0.318   356.33
2023.05    0.317   356.03
2023.15    0.316   355.72
2023.25    0.315   355.41
2023.35    0.314   355.10
2023.45    0.312   354.79
2023.55    0.311   354.48
2023.65    0.310   354.16
2023.75    0.308   353.84
2023.85    0.307   353.52
2023.95    0.306   353.19
2024.05    0.304   352.86
2024.15    0.303   352.53
2024.25    0.302   352.20
2024.35    0.300   351.86
2024.45    0.299   351.52
2024.55    0.297   351.18
2024.65    0.296   350.83
2024.75    0.294   350.48
2024.85    0.293   350.13
2024.95    0.291   349.77
2025.05    0.290   349.41
2025.15    0.288   349.04
2025.25    0.287   348.67
2025.35    0.285   348.30
2025.45    0.284   347.92
2025.55    0.282   347.54
2025.65    0.280   347.15
2025.75    0.279   346.76
2025.85    0.277   346.37
2025.95    0.275   345.97
2026.05    0.274   345.56
2026.15    0.272   345.15
2026.25    0.270   344.73
2026.35    0.269   344.31
2026.45    0.267   343.89
2026.55    0.265   343.45
2026.65    0.263   343.02
2026.75    0.261   342.57
2026.85    0.260   342.12
2026.95    0.258   341.67
2027.05    0.256   341.20
2027.15    0.254   340.73
2027.25    0.252   340.26
2027.35    0.250   339.77
2027.45    0.248   339.28
2027.55    0.247   338.78
2027.65    0.245   338.28
2027.75    0.243   337.76
2027.85    0.241   337.24
2027.95    0.239   336.71
2028.05    0.237   336.17
2028.15    0.235   335.62
2028.25    0.233   335.06
2028.35    0.231   334.49
2028.45    0.229   333.91
2028.55    0.227   333.32
2028.65    0.225   332.72
2028.75    0.223   332.11
2028.85    0.221   331.49
2028.95    0.219   330.85
2029.05    0.216   330.21
2029.15    0.214   329.55
2029.25    0.212   328.88
2029.35    0.210   328.20
2029.45    0.208   327.50
2029.55    0.206   326.79
2029.65    0.204   326.06
2029.75    0.202   325.32
2029.85    0.200   324.56
2029.95    0.198   323.79
2030.05    0.196   323.00
2030.15    0.194   322.19
2030.25    0.191   321.37
2030.35    0.189   320.52
2030.45    0.187   319.66
2030.55    0.185   318.78
2030.65    0.183   317.88
2030.75    0.181   316.96
2030.85    0.179   316.02
2030.95    0.177   315.06
2031.05    0.175   314.07
2031.15    0.173   313.06
2031.25    0.171   312.03
2031.35    0.169   310.98
2031.45    0.167   309.90
2031.55    0.165   308.79
2031.65    0.163   307.66
2031.75    0.162   306.51
2031.85    0.160   305.32
2031.95    0.158   304.11
2032.05    0.156   302.87
2032.15    0.155   301.61
2032.25    0.153   300.32
2032.35    0.151   298.99
2032.45    0.150   297.64
2032.55    0.148   296.26
2032.65    0.147   294.86
2032.75    0.145   293.42
2032.85    0.144   291.95
2032.95    0.142   290.46
2033.05    0.141   288.94
2033.15    0.140   287.39
2033.25    0.139   285.82
2033.35    0.138   284.22
2033.45    0.137   282.59
2033.55    0.136   280.94
2033.65    0.135   279.27
2033.75    0.134   277.58
2033.85    0.133   275.87
2033.95    0.133   274.14
2034.05    0.132   272.39
2034.15    0.132   270.63
2034.25    0.131   268.86
2034.35    0.131   267.08
2034.45    0.131   265.29
2034.55    0.130   263.50
2034.65    0.130   261.70
2034.75    0.130   259.90
2034.85    0.130   258.10
2034.95    0.131   256.31
2035.05    0.131   254.52
2035.15    0.131   252.74
2035.25    0.132   250.97
2035.35    0.132   249.21
2035.45    0.133   247.47
2035.55    0.133   245.74
2035.65    0.134   244.03
2035.75    0.135   242.33
2035.85    0.136   240.66
2035.95    0.136   239.01
2036.05    0.137   237.38
2036.15    0.138   235.77
2036.25    0.139   234.18
2036.35    0.140   232.62
2036.45    0.142   231.09
2036.55    0.143   229.57
2036.65    0.144   228.09
2036.75    0.145   226.63
2036.85    0.146   225.19
2036.95    0.148   223.78
2037.05    0.149   222.39
2037.15    0.150   221.03
2037.25    0.152   219.69
2037.35    0.153   218.38
2037.45    0.155   217.09
2037.55    0.156   215.82
2037.65    0.157   214.58
2037.75    0.159   213.36
2037.85    0.160   212.16
2037.95    0.162   210.98
2038.05    0.163   209.82
2038.15    0.164   208.68
2038.25    0.166   207.56
2038.35    0.167   206.46
2038.45    0.169   205.37
2038.55    0.170   204.31
2038.65    0.171   203.26
2038.75    0.173   202.22
2038.85    0.174   201.21
2038.95    0.175   200.20
2039.05    0.176   199.21
2039.15    0.178   198.24
2039.25    0.179   197.28
2039.35    0.180   196.33
2039.45    0.181   195.39
2039.55    0.182   194.47
2039.65    0.183   193.55
2039.75    0.184   192.65
2039.85    0.185   191.76
2039.95    0.186   190.87
2040.05    0.187   190.00
2040.15    0.188   189.13
2040.25    0.189   188.28
2040.35    0.190   187.43
2040.45    0.191   186.59
2040.55    0.192   185.75
2040.65    0.193   184.92
2040.75    0.193   184.10
2040.85    0.194   183.29
2040.95    0.195   182.48
2041.05    0.195   181.68
2041.15    0.196   180.88
2041.25    0.196   180.08
2041.35    0.197   179.30
2041.45    0.198   178.51
2041.55    0.198   177.73
2041.65    0.198   176.95
2041.75    0.199   176.18
2041.85    0.199   175.41
2041.95    0.200   174.64
2042.05    0.200   173.87
2042.15    0.200   173.11
2042.25    0.201   172.35
2042.35    0.201   171.59
2042.45    0.201   170.84
2042.55    0.201   170.08
2042.65    0.201   169.33
2042.75    0.202   168.58
2042.85    0.202   167.82
2042.95    0.202   167.07
2043.05    0.202   166.32
2043.15    0.202   165.58
2043.25    0.202   164.83
2043.35    0.202   164.08
2043.45    0.202   163.33
2043.55    0.202   162.58
2043.65    0.202   161.83
2043.75    0.202   161.08
2043.85    0.202   160.34
2043.95    0.202   159.59
2044.05    0.202   158.84
2044.15    0.202   158.09
2044.25    0.202   157.33
2044.35    0.201   156.58
2044.45    0.201   155.83
2044.55    0.201   155.07
2044.65    0.201   154.32
2044.75    0.201   153.56
2044.85    0.201   152.80
2044.95    0.200   152.04
2045.05    0.200   151.28
2045.15    0.200   150.52
2045.25    0.200   149.76
2045.35    0.200   148.99
2045.45    0.200   148.22
2045.55    0.199   147.46
2045.65    0.199   146.69
2045.75    0.199   145.92
2045.85    0.199   145.14
2045.95    0.199   144.37
2046.05    0.198   143.59
2046.15    0.198   142.81
2046.25    0.198   142.04
2046.35    0.198   141.25
2046.45    0.198   140.47
2046.55    0.197   139.69
2046.65    0.197   138.90
2046.75    0.197   138.12
2046.85    0.197   137.33
2046.95    0.197   136.54
2047.05    0.196   135.75
2047.15    0.196   134.96
2047.25    0.196   134.16
2047.35    0.196   133.37
2047.45    0.196   132.57
2047.55    0.196   131.78
2047.65    0.196   130.98
2047.75    0.196   130.18
2047.85    0.195   129.38
2047.95    0.195   128.58
2048.05    0.195   127.78
2048.15    0.195   126.98
2048.25    0.195   126.18
2048.35    0.195   125.38
2048.45    0.195   124.57
2048.55    0.195   123.77
2048.65    0.195   122.97
2048.75    0.195   122.17
2048.85    0.195   121.37
2048.95    0.195   120.57
2049.05    0.195   119.77
2049.15    0.195   118.97
2049.25    0.196   118.17
2049.35    0.196   117.37
2049.45    0.196   116.57
2049.55    0.196   115.78
2049.65    0.196   114.98
2049.75    0.196   114.19
2049.85    0.196   113.40
2049.95    0.197   112.61
2050.05    0.197   111.82
2050.15    0.197   111.03
2050.25    0.197   110.25
2050.35    0.198   109.46
2050.45    0.198   108.68
2050.55    0.198   107.90
2050.65    0.199   107.13
2050.75    0.199   106.36
2050.85    0.199   105.59
2050.95    0.200   104.82
2051.05    0.200   104.05
2051.15    0.200   103.29
2051.25    0.201   102.53
2051.35    0.201   101.78
2051.45    0.202   101.03
2051.55    0.202   100.28
2051.65    0.203    99.53
2051.75    0.203    98.79
2051.85    0.204    98.05
2051.95    0.204    97.32
2052.05    0.205    96.59
2052.15    0.205    95.86
2052.25    0.206    95.14
2052.35    0.207    94.42
2052.45    0.207    93.71
2052.55    0.208    93.00
2052.65    0.208    92.29
2052.75    0.209    91.59
2052.85    0.210    90.90
2052.95    0.210    90.21
2053.05    0.211    89.52
2053.15    0.212    88.83
2053.25    0.213    88.16
2053.35    0.213    87.48
2053.45    0.214    86.81
2053.55    0.215    86.15
2053.65    0.216    85.49
2053.75    0.216    84.83
2053.85    0.217    84.18






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 15:29:09



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