Double Star Calculator - Orbit

Orbital Elements for BEU2
WDS: BEU2 WDS ID/Discoverer
P: 60.300 Orbital period (years)
a: 0.462 Semi-major axis (arcseconds)
i: 53.0 Inclination (degrees)
Ω: 119.0 Longitude of ascending node (degrees)
T: 2031.700 Epoch of periastron passage (year)
e: 0.041 Eccentricity
ω: 227.0 Longitude of periastron (degrees)
Start-Year: 1994.85 Year
End-Year: 2055.15 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for BEU2
Position: 011125.42+152621.9 Epoch-2000 right ascension and declination
WDS-ID: 01114+1526 WDS designation
Discoverer Code: BEU2 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 13.9 Magnitude of the primary
V2: 15.2 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2023 Date of last observation
Orbit grade: 4 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags
Ephemerides: Ephemerides
Code: Mit2024 Reference

Double Star Orbit for BEU2



WDS 6th Orbit including measures of BEU2

-- 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 BEU2
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.438   307.17
--------------------------
1994.85    0.472   125.00
1994.95    0.472   125.34
1995.05    0.471   125.69
1995.15    0.471   126.03
1995.25    0.470   126.38
1995.35    0.470   126.72
1995.45    0.469   127.07
1995.55    0.469   127.42
1995.65    0.468   127.77
1995.75    0.468   128.12
1995.85    0.467   128.47
1995.95    0.466   128.82
1996.05    0.466   129.17
1996.15    0.465   129.53
1996.25    0.464   129.88
1996.35    0.463   130.24
1996.45    0.462   130.60
1996.55    0.461   130.96
1996.65    0.461   131.32
1996.75    0.460   131.68
1996.85    0.459   132.04
1996.95    0.458   132.41
1997.05    0.457   132.77
1997.15    0.456   133.14
1997.25    0.455   133.51
1997.35    0.454   133.88
1997.45    0.453   134.26
1997.55    0.451   134.63
1997.65    0.450   135.01
1997.75    0.449   135.39
1997.85    0.448   135.77
1997.95    0.447   136.15
1998.05    0.445   136.54
1998.15    0.444   136.92
1998.25    0.443   137.31
1998.35    0.442   137.70
1998.45    0.440   138.10
1998.55    0.439   138.50
1998.65    0.438   138.89
1998.75    0.436   139.30
1998.85    0.435   139.70
1998.95    0.433   140.11
1999.05    0.432   140.52
1999.15    0.430   140.93
1999.25    0.429   141.34
1999.35    0.427   141.76
1999.45    0.426   142.18
1999.55    0.424   142.61
1999.65    0.423   143.03
1999.75    0.421   143.46
1999.85    0.420   143.90
1999.95    0.418   144.33
2000.05    0.416   144.77
2000.15    0.415   145.22
2000.25    0.413   145.66
2000.35    0.411   146.12
2000.45    0.410   146.57
2000.55    0.408   147.03
2000.65    0.406   147.49
2000.75    0.405   147.96
2000.85    0.403   148.43
2000.95    0.401   148.90
2001.05    0.399   149.38
2001.15    0.398   149.86
2001.25    0.396   150.35
2001.35    0.394   150.84
2001.45    0.392   151.34
2001.55    0.390   151.84
2001.65    0.389   152.34
2001.75    0.387   152.85
2001.85    0.385   153.37
2001.95    0.383   153.89
2002.05    0.381   154.41
2002.15    0.379   154.94
2002.25    0.378   155.48
2002.35    0.376   156.02
2002.45    0.374   156.56
2002.55    0.372   157.11
2002.65    0.370   157.67
2002.75    0.368   158.23
2002.85    0.366   158.80
2002.95    0.365   159.37
2003.05    0.363   159.95
2003.15    0.361   160.54
2003.25    0.359   161.13
2003.35    0.357   161.73
2003.45    0.355   162.33
2003.55    0.354   162.94
2003.65    0.352   163.56
2003.75    0.350   164.18
2003.85    0.348   164.81
2003.95    0.346   165.44
2004.05    0.344   166.09
2004.15    0.343   166.74
2004.25    0.341   167.39
2004.35    0.339   168.05
2004.45    0.337   168.72
2004.55    0.336   169.40
2004.65    0.334   170.08
2004.75    0.332   170.77
2004.85    0.331   171.47
2004.95    0.329   172.18
2005.05    0.327   172.89
2005.15    0.326   173.61
2005.25    0.324   174.33
2005.35    0.322   175.07
2005.45    0.321   175.81
2005.55    0.319   176.56
2005.65    0.318   177.31
2005.75    0.316   178.07
2005.85    0.315   178.84
2005.95    0.313   179.62
2006.05    0.312   180.40
2006.15    0.311   181.19
2006.25    0.309   181.99
2006.35    0.308   182.80
2006.45    0.307   183.61
2006.55    0.305   184.43
2006.65    0.304   185.25
2006.75    0.303   186.08
2006.85    0.302   186.92
2006.95    0.301   187.76
2007.05    0.300   188.62
2007.15    0.299   189.47
2007.25    0.298   190.33
2007.35    0.297   191.20
2007.45    0.296   192.08
2007.55    0.295   192.96
2007.65    0.294   193.84
2007.75    0.293   194.73
2007.85    0.292   195.63
2007.95    0.292   196.53
2008.05    0.291   197.43
2008.15    0.290   198.34
2008.25    0.290   199.25
2008.35    0.289   200.16
2008.45    0.289   201.08
2008.55    0.288   202.00
2008.65    0.288   202.93
2008.75    0.287   203.86
2008.85    0.287   204.79
2008.95    0.287   205.72
2009.05    0.287   206.65
2009.15    0.286   207.58
2009.25    0.286   208.52
2009.35    0.286   209.45
2009.45    0.286   210.39
2009.55    0.286   211.33
2009.65    0.286   212.26
2009.75    0.286   213.20
2009.85    0.286   214.13
2009.95    0.287   215.07
2010.05    0.287   216.00
2010.15    0.287   216.93
2010.25    0.288   217.86
2010.35    0.288   218.78
2010.45    0.288   219.70
2010.55    0.289   220.62
2010.65    0.289   221.54
2010.75    0.290   222.45
2010.85    0.291   223.36
2010.95    0.291   224.27
2011.05    0.292   225.17
2011.15    0.293   226.07
2011.25    0.293   226.96
2011.35    0.294   227.85
2011.45    0.295   228.73
2011.55    0.296   229.61
2011.65    0.297   230.48
2011.75    0.298   231.34
2011.85    0.299   232.20
2011.95    0.300   233.06
2012.05    0.301   233.91
2012.15    0.302   234.75
2012.25    0.303   235.58
2012.35    0.305   236.41
2012.45    0.306   237.23
2012.55    0.307   238.05
2012.65    0.308   238.86
2012.75    0.310   239.66
2012.85    0.311   240.45
2012.95    0.312   241.24
2013.05    0.314   242.02
2013.15    0.315   242.80
2013.25    0.317   243.57
2013.35    0.318   244.33
2013.45    0.320   245.08
2013.55    0.321   245.83
2013.65    0.323   246.56
2013.75    0.324   247.30
2013.85    0.326   248.02
2013.95    0.328   248.74
2014.05    0.329   249.45
2014.15    0.331   250.15
2014.25    0.332   250.85
2014.35    0.334   251.54
2014.45    0.336   252.22
2014.55    0.337   252.90
2014.65    0.339   253.57
2014.75    0.341   254.23
2014.85    0.342   254.89
2014.95    0.344   255.54
2015.05    0.346   256.18
2015.15    0.348   256.82
2015.25    0.349   257.45
2015.35    0.351   258.08
2015.45    0.353   258.69
2015.55    0.355   259.31
2015.65    0.356   259.91
2015.75    0.358   260.51
2015.85    0.360   261.11
2015.95    0.362   261.70
2016.05    0.363   262.28
2016.15    0.365   262.86
2016.25    0.367   263.43
2016.35    0.369   264.00
2016.45    0.370   264.56
2016.55    0.372   265.11
2016.65    0.374   265.66
2016.75    0.376   266.21
2016.85    0.377   266.75
2016.95    0.379   267.29
2017.05    0.381   267.82
2017.15    0.382   268.34
2017.25    0.384   268.86
2017.35    0.386   269.38
2017.45    0.387   269.89
2017.55    0.389   270.40
2017.65    0.391   270.91
2017.75    0.392   271.41
2017.85    0.394   271.90
2017.95    0.396   272.39
2018.05    0.397   272.88
2018.15    0.399   273.37
2018.25    0.400   273.85
2018.35    0.402   274.32
2018.45    0.403   274.79
2018.55    0.405   275.26
2018.65    0.406   275.73
2018.75    0.408   276.19
2018.85    0.409   276.65
2018.95    0.411   277.11
2019.05    0.412   277.56
2019.15    0.413   278.01
2019.25    0.415   278.46
2019.35    0.416   278.90
2019.45    0.418   279.34
2019.55    0.419   279.78
2019.65    0.420   280.21
2019.75    0.421   280.65
2019.85    0.423   281.08
2019.95    0.424   281.51
2020.05    0.425   281.93
2020.15    0.426   282.35
2020.25    0.427   282.78
2020.35    0.428   283.19
2020.45    0.429   283.61
2020.55    0.431   284.02
2020.65    0.432   284.44
2020.75    0.433   284.85
2020.85    0.434   285.26
2020.95    0.434   285.66
2021.05    0.435   286.07
2021.15    0.436   286.47
2021.25    0.437   286.87
2021.35    0.438   287.27
2021.45    0.439   287.67
2021.55    0.440   288.07
2021.65    0.440   288.47
2021.75    0.441   288.86
2021.85    0.442   289.25
2021.95    0.442   289.64
2022.05    0.443   290.04
2022.15    0.444   290.43
2022.25    0.444   290.81
2022.35    0.445   291.20
2022.45    0.445   291.59
2022.55    0.446   291.98
2022.65    0.446   292.36
2022.75    0.447   292.74
2022.85    0.447   293.13
2022.95    0.447   293.51
2023.05    0.448   293.89
2023.15    0.448   294.28
2023.25    0.448   294.66
2023.35    0.448   295.04
2023.45    0.449   295.42
2023.55    0.449   295.80
2023.65    0.449   296.18
2023.75    0.449   296.56
2023.85    0.449   296.94
2023.95    0.449   297.32
2024.05    0.449   297.70
2024.15    0.449   298.08
2024.25    0.449   298.46
2024.35    0.449   298.84
2024.45    0.449   299.22
2024.55    0.448   299.61
2024.65    0.448   299.99
2024.75    0.448   300.37
2024.85    0.448   300.75
2024.95    0.447   301.13
2025.05    0.447   301.52
2025.15    0.447   301.90
2025.25    0.446   302.28
2025.35    0.446   302.67
2025.45    0.445   303.06
2025.55    0.445   303.44
2025.65    0.444   303.83
2025.75    0.444   304.22
2025.85    0.443   304.61
2025.95    0.442   305.00
2026.05    0.442   305.39
2026.15    0.441   305.79
2026.25    0.440   306.18
2026.35    0.439   306.58
2026.45    0.439   306.97
2026.55    0.438   307.37
2026.65    0.437   307.77
2026.75    0.436   308.18
2026.85    0.435   308.58
2026.95    0.434   308.98
2027.05    0.433   309.39
2027.15    0.432   309.80
2027.25    0.431   310.21
2027.35    0.430   310.63
2027.45    0.429   311.04
2027.55    0.428   311.46
2027.65    0.427   311.88
2027.75    0.425   312.30
2027.85    0.424   312.73
2027.95    0.423   313.15
2028.05    0.422   313.58
2028.15    0.420   314.02
2028.25    0.419   314.45
2028.35    0.418   314.89
2028.45    0.416   315.33
2028.55    0.415   315.77
2028.65    0.413   316.22
2028.75    0.412   316.67
2028.85    0.410   317.12
2028.95    0.409   317.58
2029.05    0.407   318.04
2029.15    0.406   318.50
2029.25    0.404   318.97
2029.35    0.403   319.44
2029.45    0.401   319.92
2029.55    0.399   320.40
2029.65    0.398   320.88
2029.75    0.396   321.37
2029.85    0.394   321.86
2029.95    0.392   322.35
2030.05    0.391   322.85
2030.15    0.389   323.36
2030.25    0.387   323.86
2030.35    0.385   324.38
2030.45    0.383   324.90
2030.55    0.382   325.42
2030.65    0.380   325.95
2030.75    0.378   326.48
2030.85    0.376   327.02
2030.95    0.374   327.57
2031.05    0.372   328.12
2031.15    0.370   328.67
2031.25    0.368   329.23
2031.35    0.366   329.80
2031.45    0.365   330.38
2031.55    0.363   330.96
2031.65    0.361   331.54
2031.75    0.359   332.13
2031.85    0.357   332.73
2031.95    0.355   333.34
2032.05    0.353   333.95
2032.15    0.351   334.57
2032.25    0.349   335.20
2032.35    0.347   335.83
2032.45    0.345   336.47
2032.55    0.343   337.12
2032.65    0.341   337.78
2032.75    0.339   338.44
2032.85    0.337   339.11
2032.95    0.335   339.79
2033.05    0.333   340.48
2033.15    0.331   341.17
2033.25    0.329   341.88
2033.35    0.327   342.59
2033.45    0.325   343.31
2033.55    0.323   344.04
2033.65    0.321   344.77
2033.75    0.319   345.52
2033.85    0.318   346.28
2033.95    0.316   347.04
2034.05    0.314   347.81
2034.15    0.312   348.59
2034.25    0.310   349.39
2034.35    0.309   350.19
2034.45    0.307   351.00
2034.55    0.305   351.81
2034.65    0.303   352.64
2034.75    0.302   353.48
2034.85    0.300   354.33
2034.95    0.298   355.18
2035.05    0.297   356.05
2035.15    0.295   356.92
2035.25    0.294   357.80
2035.35    0.292   358.70
2035.45    0.291   359.60
2035.55    0.289     0.51
2035.65    0.288     1.43
2035.75    0.287     2.35
2035.85    0.285     3.29
2035.95    0.284     4.23
2036.05    0.283     5.19
2036.15    0.282     6.15
2036.25    0.281     7.12
2036.35    0.280     8.09
2036.45    0.279     9.08
2036.55    0.278    10.07
2036.65    0.277    11.06
2036.75    0.276    12.07
2036.85    0.275    13.08
2036.95    0.274    14.09
2037.05    0.274    15.11
2037.15    0.273    16.14
2037.25    0.272    17.17
2037.35    0.272    18.21
2037.45    0.271    19.25
2037.55    0.271    20.29
2037.65    0.270    21.34
2037.75    0.270    22.38
2037.85    0.270    23.43
2037.95    0.270    24.49
2038.05    0.270    25.54
2038.15    0.269    26.60
2038.25    0.269    27.65
2038.35    0.269    28.71
2038.45    0.270    29.76
2038.55    0.270    30.82
2038.65    0.270    31.87
2038.75    0.270    32.92
2038.85    0.271    33.97
2038.95    0.271    35.01
2039.05    0.271    36.06
2039.15    0.272    37.09
2039.25    0.272    38.13
2039.35    0.273    39.16
2039.45    0.274    40.18
2039.55    0.274    41.20
2039.65    0.275    42.22
2039.75    0.276    43.23
2039.85    0.277    44.23
2039.95    0.278    45.23
2040.05    0.279    46.21
2040.15    0.280    47.20
2040.25    0.281    48.17
2040.35    0.282    49.14
2040.45    0.283    50.10
2040.55    0.285    51.05
2040.65    0.286    51.99
2040.75    0.287    52.92
2040.85    0.288    53.85
2040.95    0.290    54.76
2041.05    0.291    55.67
2041.15    0.293    56.57
2041.25    0.294    57.46
2041.35    0.296    58.34
2041.45    0.297    59.21
2041.55    0.299    60.07
2041.65    0.301    60.92
2041.75    0.302    61.76
2041.85    0.304    62.60
2041.95    0.306    63.42
2042.05    0.308    64.24
2042.15    0.309    65.04
2042.25    0.311    65.84
2042.35    0.313    66.62
2042.45    0.315    67.40
2042.55    0.317    68.17
2042.65    0.319    68.93
2042.75    0.321    69.68
2042.85    0.323    70.42
2042.95    0.325    71.15
2043.05    0.327    71.87
2043.15    0.329    72.59
2043.25    0.331    73.29
2043.35    0.333    73.99
2043.45    0.335    74.68
2043.55    0.337    75.36
2043.65    0.339    76.03
2043.75    0.341    76.69
2043.85    0.343    77.35
2043.95    0.345    78.00
2044.05    0.347    78.64
2044.15    0.349    79.27
2044.25    0.351    79.90
2044.35    0.353    80.52
2044.45    0.355    81.13
2044.55    0.357    81.73
2044.65    0.359    82.33
2044.75    0.361    82.92
2044.85    0.364    83.50
2044.95    0.366    84.08
2045.05    0.368    84.65
2045.15    0.370    85.21
2045.25    0.372    85.77
2045.35    0.374    86.32
2045.45    0.376    86.86
2045.55    0.378    87.40
2045.65    0.380    87.94
2045.75    0.382    88.46
2045.85    0.384    88.99
2045.95    0.386    89.50
2046.05    0.388    90.01
2046.15    0.390    90.52
2046.25    0.392    91.02
2046.35    0.394    91.52
2046.45    0.396    92.01
2046.55    0.398    92.50
2046.65    0.400    92.98
2046.75    0.402    93.45
2046.85    0.403    93.93
2046.95    0.405    94.40
2047.05    0.407    94.86
2047.15    0.409    95.32
2047.25    0.411    95.78
2047.35    0.413    96.23
2047.45    0.414    96.68
2047.55    0.416    97.12
2047.65    0.418    97.56
2047.75    0.420    98.00
2047.85    0.421    98.43
2047.95    0.423    98.86
2048.05    0.425    99.29
2048.15    0.426    99.71
2048.25    0.428   100.13
2048.35    0.429   100.55
2048.45    0.431   100.96
2048.55    0.433   101.37
2048.65    0.434   101.78
2048.75    0.436   102.19
2048.85    0.437   102.59
2048.95    0.439   102.99
2049.05    0.440   103.39
2049.15    0.441   103.78
2049.25    0.443   104.17
2049.35    0.444   104.56
2049.45    0.445   104.95
2049.55    0.447   105.33
2049.65    0.448   105.72
2049.75    0.449   106.10
2049.85    0.450   106.48
2049.95    0.452   106.85
2050.05    0.453   107.23
2050.15    0.454   107.60
2050.25    0.455   107.97
2050.35    0.456   108.34
2050.45    0.457   108.71
2050.55    0.458   109.08
2050.65    0.459   109.44
2050.75    0.460   109.80
2050.85    0.461   110.16
2050.95    0.462   110.52
2051.05    0.463   110.88
2051.15    0.464   111.24
2051.25    0.464   111.60
2051.35    0.465   111.95
2051.45    0.466   112.30
2051.55    0.467   112.66
2051.65    0.467   113.01
2051.75    0.468   113.36
2051.85    0.469   113.71
2051.95    0.469   114.06
2052.05    0.470   114.40
2052.15    0.470   114.75
2052.25    0.471   115.10
2052.35    0.471   115.44
2052.45    0.472   115.79
2052.55    0.472   116.13
2052.65    0.473   116.47
2052.75    0.473   116.82
2052.85    0.473   117.16
2052.95    0.474   117.50
2053.05    0.474   117.84
2053.15    0.474   118.18
2053.25    0.474   118.52
2053.35    0.474   118.86
2053.45    0.475   119.21
2053.55    0.475   119.55
2053.65    0.475   119.89
2053.75    0.475   120.23
2053.85    0.475   120.56
2053.95    0.475   120.90
2054.05    0.475   121.24
2054.15    0.475   121.58
2054.25    0.475   121.92
2054.35    0.474   122.27
2054.45    0.474   122.61
2054.55    0.474   122.95
2054.65    0.474   123.29
2054.75    0.474   123.63
2054.85    0.473   123.97
2054.95    0.473   124.31
2055.05    0.473   124.66
2055.15    0.472   125.00






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 14:48:24



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