Double Star Calculator - Orbit

Orbital Elements for B228
WDS: B228 WDS ID/Discoverer
P: 44.483 Orbital period (years)
a: 0.173 Semi-major axis (arcseconds)
i: 63.6 Inclination (degrees)
Ω: 137.8 Longitude of ascending node (degrees)
T: 1952.295 Epoch of periastron passage (year)
e: 0.666 Eccentricity
ω: 164.9 Longitude of periastron (degrees)
Start-Year: 2002.7585 Year
End-Year: 2047.2415 Year
Epoch: 2026.5 Besselian Epoch
 
Further data from the WDS Sixth Catalog of Orbits for B228
Position: 122726.42-284258.4 Epoch-2000 right ascension and declination
WDS-ID: 12274-2843 WDS designation
Discoverer Code: B228 Discover designation and components
ADS number: 8555 Aitken Double Star catalog
HD number: 108410 HD catalog number
Hipparcos number: 60775 Hipparcos catalog number
V1: 8.18 Magnitude of the primary
V2: 8.39 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2006 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: FMR2010f Reference

Double Star Orbit for B228



WDS 6th Orbit including measures of B228

-- 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 B228
Click to expand/collapse ephemeris: 
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.264   138.74
--------------------------
2002.76    0.095    92.82
2002.86    0.097    93.68
2002.96    0.099    94.51
2003.06    0.101    95.31
2003.16    0.103    96.08
2003.26    0.105    96.82
2003.36    0.107    97.54
2003.46    0.109    98.22
2003.56    0.111    98.89
2003.66    0.113    99.53
2003.76    0.115   100.15
2003.86    0.117   100.75
2003.96    0.119   101.33
2004.06    0.121   101.89
2004.16    0.122   102.43
2004.26    0.124   102.96
2004.36    0.126   103.47
2004.46    0.128   103.97
2004.56    0.130   104.45
2004.66    0.132   104.92
2004.76    0.134   105.37
2004.86    0.136   105.82
2004.96    0.137   106.25
2005.06    0.139   106.67
2005.16    0.141   107.08
2005.26    0.143   107.48
2005.36    0.145   107.87
2005.46    0.146   108.25
2005.56    0.148   108.62
2005.66    0.150   108.98
2005.76    0.152   109.33
2005.86    0.153   109.68
2005.96    0.155   110.02
2006.06    0.157   110.35
2006.16    0.158   110.67
2006.26    0.160   110.99
2006.36    0.162   111.30
2006.46    0.163   111.60
2006.56    0.165   111.90
2006.66    0.167   112.19
2006.76    0.168   112.48
2006.86    0.170   112.76
2006.96    0.172   113.03
2007.06    0.173   113.31
2007.16    0.175   113.57
2007.26    0.176   113.83
2007.36    0.178   114.09
2007.46    0.179   114.34
2007.56    0.181   114.59
2007.66    0.182   114.83
2007.76    0.184   115.07
2007.86    0.185   115.31
2007.96    0.187   115.54
2008.06    0.188   115.77
2008.16    0.190   115.99
2008.26    0.191   116.21
2008.36    0.193   116.43
2008.46    0.194   116.64
2008.56    0.196   116.86
2008.66    0.197   117.06
2008.76    0.198   117.27
2008.86    0.200   117.47
2008.96    0.201   117.67
2009.06    0.202   117.87
2009.16    0.204   118.07
2009.26    0.205   118.26
2009.36    0.206   118.45
2009.46    0.208   118.63
2009.56    0.209   118.82
2009.66    0.210   119.00
2009.76    0.212   119.18
2009.86    0.213   119.36
2009.96    0.214   119.54
2010.06    0.215   119.71
2010.16    0.217   119.88
2010.26    0.218   120.05
2010.36    0.219   120.22
2010.46    0.220   120.39
2010.56    0.221   120.55
2010.66    0.222   120.72
2010.76    0.224   120.88
2010.86    0.225   121.04
2010.96    0.226   121.20
2011.06    0.227   121.35
2011.16    0.228   121.51
2011.26    0.229   121.66
2011.36    0.230   121.82
2011.46    0.231   121.97
2011.56    0.232   122.12
2011.66    0.234   122.26
2011.76    0.235   122.41
2011.86    0.236   122.56
2011.96    0.237   122.70
2012.06    0.238   122.84
2012.16    0.239   122.98
2012.26    0.240   123.12
2012.36    0.241   123.26
2012.46    0.242   123.40
2012.56    0.242   123.54
2012.66    0.243   123.68
2012.76    0.244   123.81
2012.86    0.245   123.94
2012.96    0.246   124.08
2013.06    0.247   124.21
2013.16    0.248   124.34
2013.26    0.249   124.47
2013.36    0.250   124.60
2013.46    0.250   124.73
2013.56    0.251   124.86
2013.66    0.252   124.98
2013.76    0.253   125.11
2013.86    0.254   125.23
2013.96    0.255   125.36
2014.06    0.255   125.48
2014.16    0.256   125.61
2014.26    0.257   125.73
2014.36    0.258   125.85
2014.46    0.258   125.97
2014.56    0.259   126.09
2014.66    0.260   126.21
2014.76    0.261   126.33
2014.86    0.261   126.45
2014.96    0.262   126.56
2015.06    0.263   126.68
2015.16    0.263   126.80
2015.26    0.264   126.91
2015.36    0.265   127.03
2015.46    0.265   127.14
2015.56    0.266   127.26
2015.66    0.266   127.37
2015.76    0.267   127.48
2015.86    0.268   127.59
2015.96    0.268   127.71
2016.06    0.269   127.82
2016.16    0.269   127.93
2016.26    0.270   128.04
2016.36    0.270   128.15
2016.46    0.271   128.26
2016.56    0.271   128.37
2016.66    0.272   128.48
2016.76    0.272   128.59
2016.86    0.273   128.69
2016.96    0.273   128.80
2017.06    0.274   128.91
2017.16    0.274   129.02
2017.26    0.275   129.12
2017.36    0.275   129.23
2017.46    0.275   129.34
2017.56    0.276   129.44
2017.66    0.276   129.55
2017.76    0.277   129.65
2017.86    0.277   129.76
2017.96    0.277   129.86
2018.06    0.278   129.97
2018.16    0.278   130.07
2018.26    0.278   130.18
2018.36    0.279   130.28
2018.46    0.279   130.38
2018.56    0.279   130.49
2018.66    0.279   130.59
2018.76    0.280   130.69
2018.86    0.280   130.79
2018.96    0.280   130.90
2019.06    0.280   131.00
2019.16    0.281   131.10
2019.26    0.281   131.20
2019.36    0.281   131.30
2019.46    0.281   131.41
2019.56    0.281   131.51
2019.66    0.281   131.61
2019.76    0.282   131.71
2019.86    0.282   131.81
2019.96    0.282   131.91
2020.06    0.282   132.01
2020.16    0.282   132.12
2020.26    0.282   132.22
2020.36    0.282   132.32
2020.46    0.282   132.42
2020.56    0.282   132.52
2020.66    0.282   132.62
2020.76    0.283   132.72
2020.86    0.283   132.82
2020.96    0.283   132.92
2021.06    0.283   133.02
2021.16    0.283   133.12
2021.26    0.283   133.22
2021.36    0.282   133.32
2021.46    0.282   133.42
2021.56    0.282   133.53
2021.66    0.282   133.63
2021.76    0.282   133.73
2021.86    0.282   133.83
2021.96    0.282   133.93
2022.06    0.282   134.03
2022.16    0.282   134.13
2022.26    0.282   134.23
2022.36    0.282   134.33
2022.46    0.281   134.43
2022.56    0.281   134.54
2022.66    0.281   134.64
2022.76    0.281   134.74
2022.86    0.281   134.84
2022.96    0.280   134.94
2023.06    0.280   135.05
2023.16    0.280   135.15
2023.26    0.280   135.25
2023.36    0.279   135.35
2023.46    0.279   135.46
2023.56    0.279   135.56
2023.66    0.278   135.66
2023.76    0.278   135.77
2023.86    0.278   135.87
2023.96    0.277   135.98
2024.06    0.277   136.08
2024.16    0.277   136.19
2024.26    0.276   136.29
2024.36    0.276   136.40
2024.46    0.276   136.50
2024.56    0.275   136.61
2024.66    0.275   136.71
2024.76    0.274   136.82
2024.86    0.274   136.93
2024.96    0.273   137.03
2025.06    0.273   137.14
2025.16    0.272   137.25
2025.26    0.272   137.36
2025.36    0.271   137.47
2025.46    0.271   137.58
2025.56    0.270   137.69
2025.66    0.270   137.80
2025.76    0.269   137.91
2025.86    0.269   138.02
2025.96    0.268   138.13
2026.06    0.267   138.24
2026.16    0.267   138.36
2026.26    0.266   138.47
2026.36    0.265   138.58
2026.46    0.265   138.70
2026.56    0.264   138.81
2026.66    0.263   138.93
2026.76    0.263   139.04
2026.86    0.262   139.16
2026.96    0.261   139.28
2027.06    0.260   139.40
2027.16    0.260   139.51
2027.26    0.259   139.63
2027.36    0.258   139.75
2027.46    0.257   139.88
2027.56    0.256   140.00
2027.66    0.256   140.12
2027.76    0.255   140.24
2027.86    0.254   140.37
2027.96    0.253   140.49
2028.06    0.252   140.62
2028.16    0.251   140.75
2028.26    0.250   140.87
2028.36    0.249   141.00
2028.46    0.248   141.13
2028.56    0.247   141.26
2028.66    0.246   141.39
2028.76    0.245   141.53
2028.86    0.244   141.66
2028.96    0.243   141.80
2029.06    0.242   141.93
2029.16    0.241   142.07
2029.26    0.240   142.21
2029.36    0.239   142.35
2029.46    0.238   142.49
2029.56    0.237   142.63
2029.66    0.236   142.78
2029.76    0.235   142.92
2029.86    0.233   143.07
2029.96    0.232   143.22
2030.06    0.231   143.37
2030.16    0.230   143.52
2030.26    0.229   143.67
2030.36    0.227   143.83
2030.46    0.226   143.98
2030.56    0.225   144.14
2030.66    0.223   144.30
2030.76    0.222   144.46
2030.86    0.221   144.63
2030.96    0.219   144.79
2031.06    0.218   144.96
2031.16    0.217   145.13
2031.26    0.215   145.30
2031.36    0.214   145.48
2031.46    0.212   145.65
2031.56    0.211   145.83
2031.66    0.209   146.02
2031.76    0.208   146.20
2031.86    0.206   146.39
2031.96    0.205   146.58
2032.06    0.203   146.77
2032.16    0.202   146.97
2032.26    0.200   147.17
2032.36    0.198   147.37
2032.46    0.197   147.58
2032.56    0.195   147.79
2032.66    0.193   148.00
2032.76    0.192   148.22
2032.86    0.190   148.44
2032.96    0.188   148.66
2033.06    0.186   148.89
2033.16    0.185   149.12
2033.26    0.183   149.36
2033.36    0.181   149.61
2033.46    0.179   149.85
2033.56    0.177   150.11
2033.66    0.175   150.36
2033.76    0.173   150.63
2033.86    0.171   150.90
2033.96    0.169   151.18
2034.06    0.168   151.46
2034.16    0.165   151.75
2034.26    0.163   152.05
2034.36    0.161   152.35
2034.46    0.159   152.66
2034.56    0.157   152.98
2034.66    0.155   153.31
2034.76    0.153   153.65
2034.86    0.151   154.00
2034.96    0.149   154.36
2035.06    0.146   154.73
2035.16    0.144   155.11
2035.26    0.142   155.50
2035.36    0.140   155.91
2035.46    0.137   156.33
2035.56    0.135   156.76
2035.66    0.132   157.21
2035.76    0.130   157.68
2035.86    0.128   158.16
2035.96    0.125   158.66
2036.06    0.123   159.19
2036.16    0.120   159.73
2036.26    0.118   160.30
2036.36    0.115   160.89
2036.46    0.113   161.51
2036.56    0.110   162.16
2036.66    0.107   162.84
2036.76    0.105   163.56
2036.86    0.102   164.31
2036.96    0.099   165.10
2037.06    0.097   165.94
2037.16    0.094   166.82
2037.26    0.091   167.76
2037.36    0.088   168.76
2037.46    0.086   169.82
2037.56    0.083   170.96
2037.66    0.080   172.17
2037.76    0.077   173.47
2037.86    0.074   174.87
2037.96    0.071   176.39
2038.06    0.069   178.02
2038.16    0.066   179.80
2038.26    0.063   181.73
2038.36    0.060   183.84
2038.46    0.058   186.16
2038.56    0.055   188.70
2038.66    0.052   191.50
2038.76    0.050   194.58
2038.86    0.047   197.99
2038.96    0.045   201.76
2039.06    0.043   205.91
2039.16    0.041   210.48
2039.26    0.039   215.48
2039.36    0.038   220.90
2039.46    0.037   226.70
2039.56    0.036   232.83
2039.66    0.035   239.19
2039.76    0.035   245.65
2039.86    0.036   252.07
2039.96    0.036   258.35
2040.06    0.037   264.36
2040.16    0.038   270.04
2040.26    0.040   275.34
2040.36    0.041   280.24
2040.46    0.043   284.76
2040.56    0.045   288.93
2040.66    0.047   292.76
2040.76    0.049   296.31
2040.86    0.050   299.60
2040.96    0.052   302.67
2041.06    0.054   305.56
2041.16    0.055   308.29
2041.26    0.056   310.90
2041.36    0.057   313.39
2041.46    0.058   315.81
2041.56    0.059   318.17
2041.66    0.059   320.49
2041.76    0.059   322.77
2041.86    0.059   325.05
2041.96    0.059   327.33
2042.06    0.059   329.63
2042.16    0.059   331.95
2042.26    0.058   334.31
2042.36    0.057   336.72
2042.46    0.057   339.18
2042.56    0.056   341.71
2042.66    0.055   344.32
2042.76    0.054   347.00
2042.86    0.053   349.77
2042.96    0.053   352.63
2043.06    0.052   355.57
2043.16    0.051   358.61
2043.26    0.050     1.73
2043.36    0.050     4.94
2043.46    0.049     8.22
2043.56    0.049    11.57
2043.66    0.048    14.97
2043.76    0.048    18.41
2043.86    0.048    21.87
2043.96    0.048    25.33
2044.06    0.048    28.78
2044.16    0.049    32.20
2044.26    0.049    35.58
2044.36    0.050    38.88
2044.46    0.050    42.11
2044.56    0.051    45.24
2044.66    0.052    48.27
2044.76    0.053    51.19
2044.86    0.054    54.00
2044.96    0.055    56.69
2045.06    0.057    59.27
2045.16    0.058    61.72
2045.26    0.059    64.06
2045.36    0.061    66.29
2045.46    0.062    68.40
2045.56    0.064    70.42
2045.66    0.066    72.33
2045.76    0.067    74.14
2045.86    0.069    75.87
2045.96    0.071    77.51
2046.06    0.073    79.07
2046.16    0.075    80.55
2046.26    0.076    81.96
2046.36    0.078    83.30
2046.46    0.080    84.58
2046.56    0.082    85.80
2046.66    0.084    86.97
2046.76    0.086    88.08
2046.86    0.088    89.14
2046.96    0.090    90.16
2047.06    0.092    91.14
2047.16    0.094    92.07



 

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 16:46:25


www.stella-vega.de