Double Star Calculator - Orbit

Orbital Elements for BRG15AA,AB
WDS: BRG15AA,AB WDS ID/Discoverer
P: 28.466 Orbital period (years)
a: 0.6303 Semi-major axis (arcseconds)
i: 117.13 Inclination (degrees)
Ω: 158.7 Longitude of ascending node (degrees)
T: 2009.714 Epoch of periastron passage (year)
e: 0.24 Eccentricity
ω: 305.03 Longitude of periastron (degrees)
Start-Year: 2010.767 Year
End-Year: 2039.233 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for BRG15AA,AB
Position: 024514.31-434410.2 Epoch-2000 right ascension and declination
WDS-ID: 02452-4344 WDS designation
Discoverer Code: BRG15AA,AB Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 10.1 Magnitude of the primary
V2: 10.9 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2021 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: TSN2022a Reference

Double Star Orbit for BRG15AA,AB



WDS 6th Orbit including measures of BRG15AA,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 BRG15AA,AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.663   355.99
--------------------------
2010.77    0.426   175.08
2010.87    0.434   173.88
2010.97    0.442   172.72
2011.07    0.450   171.60
2011.17    0.457   170.51
2011.27    0.464   169.46
2011.37    0.471   168.45
2011.47    0.477   167.46
2011.57    0.483   166.49
2011.67    0.489   165.55
2011.77    0.494   164.63
2011.87    0.499   163.73
2011.97    0.504   162.85
2012.07    0.508   161.98
2012.17    0.512   161.12
2012.27    0.516   160.28
2012.37    0.519   159.45
2012.47    0.522   158.63
2012.57    0.525   157.82
2012.67    0.527   157.02
2012.77    0.529   156.22
2012.87    0.531   155.43
2012.97    0.532   154.64
2013.07    0.533   153.86
2013.17    0.534   153.08
2013.27    0.534   152.30
2013.37    0.534   151.52
2013.47    0.534   150.74
2013.57    0.533   149.96
2013.67    0.533   149.17
2013.77    0.531   148.39
2013.87    0.530   147.60
2013.97    0.529   146.80
2014.07    0.527   146.00
2014.17    0.525   145.20
2014.27    0.522   144.39
2014.37    0.520   143.57
2014.47    0.517   142.74
2014.57    0.514   141.90
2014.67    0.511   141.06
2014.77    0.508   140.20
2014.87    0.504   139.33
2014.97    0.500   138.45
2015.07    0.497   137.55
2015.17    0.493   136.65
2015.27    0.489   135.72
2015.37    0.484   134.78
2015.47    0.480   133.83
2015.57    0.476   132.85
2015.67    0.471   131.86
2015.77    0.466   130.85
2015.87    0.462   129.81
2015.97    0.457   128.76
2016.07    0.452   127.68
2016.17    0.447   126.58
2016.27    0.442   125.45
2016.37    0.437   124.30
2016.47    0.432   123.13
2016.57    0.427   121.92
2016.67    0.422   120.69
2016.77    0.417   119.43
2016.87    0.412   118.14
2016.97    0.408   116.81
2017.07    0.403   115.46
2017.17    0.398   114.07
2017.27    0.393   112.65
2017.37    0.389   111.20
2017.47    0.384   109.71
2017.57    0.380   108.18
2017.67    0.376   106.63
2017.77    0.372   105.04
2017.87    0.368   103.41
2017.97    0.364   101.75
2018.07    0.361   100.05
2018.17    0.357    98.33
2018.27    0.354    96.57
2018.37    0.351    94.78
2018.47    0.348    92.96
2018.57    0.346    91.12
2018.67    0.344    89.25
2018.77    0.342    87.35
2018.87    0.340    85.44
2018.97    0.339    83.51
2019.07    0.338    81.56
2019.17    0.337    79.60
2019.27    0.336    77.64
2019.37    0.336    75.67
2019.47    0.336    73.69
2019.57    0.336    71.72
2019.67    0.337    69.76
2019.77    0.338    67.80
2019.87    0.339    65.85
2019.97    0.340    63.92
2020.07    0.342    62.01
2020.17    0.344    60.12
2020.27    0.346    58.25
2020.37    0.349    56.41
2020.47    0.352    54.60
2020.57    0.355    52.81
2020.67    0.358    51.06
2020.77    0.362    49.34
2020.87    0.365    47.66
2020.97    0.369    46.01
2021.07    0.373    44.40
2021.17    0.378    42.82
2021.27    0.382    41.28
2021.37    0.387    39.77
2021.47    0.392    38.30
2021.57    0.397    36.87
2021.67    0.402    35.48
2021.77    0.407    34.12
2021.87    0.412    32.79
2021.97    0.418    31.50
2022.07    0.423    30.24
2022.17    0.429    29.02
2022.27    0.435    27.82
2022.37    0.440    26.66
2022.47    0.446    25.53
2022.57    0.452    24.43
2022.67    0.458    23.35
2022.77    0.464    22.31
2022.87    0.470    21.29
2022.97    0.476    20.30
2023.07    0.482    19.33
2023.17    0.488    18.38
2023.27    0.494    17.46
2023.37    0.500    16.56
2023.47    0.506    15.68
2023.57    0.512    14.83
2023.67    0.518    13.99
2023.77    0.524    13.17
2023.87    0.530    12.37
2023.97    0.536    11.59
2024.07    0.542    10.83
2024.17    0.548    10.08
2024.27    0.554     9.34
2024.37    0.560     8.63
2024.47    0.565     7.92
2024.57    0.571     7.24
2024.67    0.577     6.56
2024.77    0.582     5.90
2024.87    0.587     5.25
2024.97    0.593     4.61
2025.07    0.598     3.98
2025.17    0.603     3.36
2025.27    0.608     2.76
2025.37    0.613     2.16
2025.47    0.618     1.58
2025.57    0.623     1.00
2025.67    0.628     0.43
2025.77    0.632   359.87
2025.87    0.637   359.32
2025.97    0.641   358.77
2026.07    0.646   358.24
2026.17    0.650   357.70
2026.27    0.654   357.18
2026.37    0.658   356.66
2026.47    0.661   356.15
2026.57    0.665   355.65
2026.67    0.669   355.15
2026.77    0.672   354.65
2026.87    0.675   354.16
2026.97    0.678   353.68
2027.07    0.681   353.20
2027.17    0.684   352.72
2027.27    0.687   352.25
2027.37    0.690   351.78
2027.47    0.692   351.31
2027.57    0.694   350.85
2027.67    0.696   350.39
2027.77    0.698   349.93
2027.87    0.700   349.47
2027.97    0.702   349.02
2028.07    0.703   348.57
2028.17    0.704   348.12
2028.27    0.705   347.67
2028.37    0.706   347.23
2028.47    0.707   346.78
2028.57    0.708   346.34
2028.67    0.708   345.89
2028.77    0.708   345.45
2028.87    0.708   345.01
2028.97    0.708   344.56
2029.07    0.708   344.12
2029.17    0.707   343.68
2029.27    0.707   343.23
2029.37    0.706   342.79
2029.47    0.705   342.34
2029.57    0.703   341.89
2029.67    0.702   341.44
2029.77    0.700   340.99
2029.87    0.698   340.53
2029.97    0.696   340.08
2030.07    0.694   339.62
2030.17    0.692   339.15
2030.27    0.689   338.68
2030.37    0.686   338.21
2030.47    0.683   337.74
2030.57    0.679   337.26
2030.67    0.676   336.78
2030.77    0.672   336.29
2030.87    0.668   335.79
2030.97    0.664   335.29
2031.07    0.659   334.78
2031.17    0.655   334.27
2031.27    0.650   333.74
2031.37    0.645   333.21
2031.47    0.639   332.67
2031.57    0.634   332.12
2031.67    0.628   331.56
2031.77    0.622   331.00
2031.87    0.616   330.41
2031.97    0.609   329.82
2032.07    0.603   329.22
2032.17    0.596   328.60
2032.27    0.589   327.96
2032.37    0.581   327.31
2032.47    0.574   326.65
2032.57    0.566   325.96
2032.67    0.558   325.26
2032.77    0.550   324.53
2032.87    0.542   323.79
2032.97    0.533   323.02
2033.07    0.524   322.22
2033.17    0.515   321.40
2033.27    0.506   320.54
2033.37    0.497   319.66
2033.47    0.487   318.74
2033.57    0.477   317.78
2033.67    0.468   316.79
2033.77    0.458   315.75
2033.87    0.448   314.66
2033.97    0.437   313.53
2034.07    0.427   312.34
2034.17    0.416   311.08
2034.27    0.406   309.77
2034.37    0.395   308.38
2034.47    0.385   306.92
2034.57    0.374   305.38
2034.67    0.363   303.74
2034.77    0.353   302.01
2034.87    0.342   300.16
2034.97    0.332   298.21
2035.07    0.322   296.12
2035.17    0.312   293.91
2035.27    0.302   291.54
2035.37    0.292   289.02
2035.47    0.283   286.33
2035.57    0.274   283.47
2035.67    0.266   280.42
2035.77    0.258   277.18
2035.87    0.251   273.76
2035.97    0.245   270.14
2036.07    0.239   266.35
2036.17    0.235   262.39
2036.27    0.231   258.29
2036.37    0.228   254.07
2036.47    0.227   249.77
2036.57    0.226   245.42
2036.67    0.226   241.07
2036.77    0.228   236.76
2036.87    0.231   232.53
2036.97    0.234   228.40
2037.07    0.239   224.42
2037.17    0.244   220.59
2037.27    0.250   216.94
2037.37    0.257   213.47
2037.47    0.264   210.19
2037.57    0.272   207.10
2037.67    0.281   204.18
2037.77    0.289   201.44
2037.87    0.298   198.86
2037.97    0.308   196.44
2038.07    0.317   194.16
2038.17    0.327   192.01
2038.27    0.336   189.99
2038.37    0.346   188.08
2038.47    0.356   186.28
2038.57    0.365   184.57
2038.67    0.375   182.94
2038.77    0.384   181.40
2038.87    0.394   179.93
2038.97    0.403   178.53
2039.07    0.412   177.19
2039.17    0.420   175.90






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 15:04:14



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