Double Star Calculator - Orbit

Orbital Elements for FIN308AB
WDS: FIN308AB WDS ID/Discoverer
P: 32.570 Orbital period (years)
a: 0.1442 Semi-major axis (arcseconds)
i: 48.2 Inclination (degrees)
Ω: 157.8 Longitude of ascending node (degrees)
T: 2018.157 Epoch of periastron passage (year)
e: 0.7375 Eccentricity
ω: 269.3 Longitude of periastron (degrees)
Start-Year: 2008.715 Year
End-Year: 2041.285 Year
Epoch: 2026.5 Besselian Epoch
 
Further data from the WDS Sixth Catalog of Orbits for FIN308AB
Position: 102810.54-254826.4 Epoch-2000 right ascension and declination
WDS-ID: 10282-2548 WDS designation
Discoverer Code: FIN308AB Discover designation and components
ADS number: 7787 Aitken Double Star catalog
HD number: 90737 HD catalog number
Hipparcos number: 51255 Hipparcos catalog number
V1: 9.14 Magnitude of the primary
V2: 9.68 Magnitude of the secondary
Equinox: Equinox
Date: Date of last observation
Orbit grade: 2 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags
Ephemerides: Ephemerides
Code: Msn2023 Reference

Double Star Orbit for FIN308AB



WDS 6th Orbit including measures of FIN308AB

-- 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 FIN308AB
Click to expand/collapse ephemeris: 
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.151   215.34
--------------------------
2008.71    0.154   273.54
2008.81    0.154   273.98
2008.91    0.153   274.41
2009.01    0.153   274.86
2009.11    0.152   275.30
2009.21    0.152   275.75
2009.31    0.152   276.20
2009.41    0.151   276.65
2009.51    0.151   277.10
2009.61    0.150   277.56
2009.71    0.150   278.02
2009.81    0.149   278.48
2009.91    0.149   278.95
2010.01    0.148   279.42
2010.11    0.148   279.89
2010.21    0.147   280.36
2010.31    0.147   280.84
2010.41    0.146   281.32
2010.51    0.146   281.81
2010.61    0.145   282.30
2010.71    0.145   282.79
2010.81    0.144   283.29
2010.91    0.143   283.79
2011.01    0.143   284.30
2011.11    0.142   284.81
2011.21    0.142   285.32
2011.31    0.141   285.84
2011.41    0.140   286.36
2011.51    0.140   286.89
2011.61    0.139   287.43
2011.71    0.138   287.96
2011.81    0.138   288.51
2011.91    0.137   289.06
2012.01    0.136   289.61
2012.11    0.135   290.18
2012.21    0.135   290.74
2012.31    0.134   291.32
2012.41    0.133   291.90
2012.51    0.132   292.49
2012.61    0.131   293.08
2012.71    0.131   293.69
2012.81    0.130   294.30
2012.91    0.129   294.91
2013.01    0.128   295.54
2013.11    0.127   296.18
2013.21    0.126   296.82
2013.31    0.125   297.48
2013.41    0.124   298.14
2013.51    0.123   298.82
2013.61    0.122   299.51
2013.71    0.121   300.21
2013.81    0.120   300.92
2013.91    0.119   301.64
2014.01    0.118   302.38
2014.11    0.117   303.13
2014.21    0.116   303.90
2014.31    0.114   304.68
2014.41    0.113   305.48
2014.51    0.112   306.29
2014.61    0.111   307.13
2014.71    0.109   307.99
2014.81    0.108   308.86
2014.91    0.106   309.76
2015.01    0.105   310.69
2015.11    0.104   311.64
2015.21    0.102   312.62
2015.31    0.100   313.63
2015.41    0.099   314.67
2015.51    0.097   315.75
2015.61    0.095   316.87
2015.71    0.093   318.03
2015.81    0.092   319.24
2015.91    0.090   320.50
2016.01    0.088   321.82
2016.11    0.086   323.20
2016.21    0.083   324.65
2016.31    0.081   326.18
2016.41    0.079   327.80
2016.51    0.076   329.52
2016.61    0.074   331.36
2016.71    0.071   333.34
2016.81    0.068   335.48
2016.91    0.065   337.80
2017.01    0.062   340.36
2017.11    0.059   343.20
2017.21    0.055   346.37
2017.31    0.052   349.98
2017.41    0.048   354.13
2017.51    0.044   358.99
2017.61    0.040     4.79
2017.71    0.036    11.85
2017.81    0.033    20.56
2017.91    0.029    31.38
2018.01    0.027    44.62
2018.11    0.025    59.96
2018.21    0.025    76.13
2018.31    0.027    91.36
2018.41    0.030   104.44
2018.51    0.033   115.11
2018.61    0.037   123.69
2018.71    0.041   130.64
2018.81    0.045   136.36
2018.91    0.048   141.16
2019.01    0.052   145.25
2019.11    0.056   148.80
2019.21    0.059   151.94
2019.31    0.063   154.73
2019.41    0.066   157.25
2019.51    0.069   159.54
2019.61    0.072   161.65
2019.71    0.074   163.60
2019.81    0.077   165.41
2019.91    0.079   167.10
2020.01    0.082   168.70
2020.11    0.084   170.20
2020.21    0.086   171.62
2020.31    0.088   172.98
2020.41    0.091   174.27
2020.51    0.092   175.51
2020.61    0.094   176.69
2020.71    0.096   177.83
2020.81    0.098   178.93
2020.91    0.100   179.99
2021.01    0.101   181.01
2021.11    0.103   182.00
2021.21    0.105   182.96
2021.31    0.106   183.89
2021.41    0.108   184.80
2021.51    0.109   185.68
2021.61    0.110   186.54
2021.71    0.112   187.38
2021.81    0.113   188.19
2021.91    0.114   188.99
2022.01    0.116   189.78
2022.11    0.117   190.54
2022.21    0.118   191.29
2022.31    0.119   192.03
2022.41    0.120   192.75
2022.51    0.121   193.46
2022.61    0.123   194.15
2022.71    0.124   194.83
2022.81    0.125   195.51
2022.91    0.126   196.17
2023.01    0.127   196.82
2023.11    0.128   197.46
2023.21    0.129   198.09
2023.31    0.129   198.71
2023.41    0.130   199.32
2023.51    0.131   199.93
2023.61    0.132   200.53
2023.71    0.133   201.12
2023.81    0.134   201.70
2023.91    0.135   202.27
2024.01    0.135   202.84
2024.11    0.136   203.40
2024.21    0.137   203.96
2024.31    0.138   204.51
2024.41    0.138   205.05
2024.51    0.139   205.59
2024.61    0.140   206.12
2024.71    0.140   206.65
2024.81    0.141   207.17
2024.91    0.142   207.69
2025.01    0.142   208.20
2025.11    0.143   208.71
2025.21    0.144   209.21
2025.31    0.144   209.71
2025.41    0.145   210.21
2025.51    0.145   210.70
2025.61    0.146   211.18
2025.71    0.147   211.67
2025.81    0.147   212.15
2025.91    0.148   212.62
2026.01    0.148   213.10
2026.11    0.149   213.57
2026.21    0.149   214.03
2026.31    0.150   214.50
2026.41    0.150   214.95
2026.51    0.151   215.41
2026.61    0.151   215.87
2026.71    0.152   216.32
2026.81    0.152   216.77
2026.91    0.153   217.21
2027.01    0.153   217.66
2027.11    0.153   218.10
2027.21    0.154   218.53
2027.31    0.154   218.97
2027.41    0.155   219.40
2027.51    0.155   219.84
2027.61    0.155   220.26
2027.71    0.156   220.69
2027.81    0.156   221.12
2027.91    0.157   221.54
2028.01    0.157   221.96
2028.11    0.157   222.38
2028.21    0.158   222.80
2028.31    0.158   223.21
2028.41    0.158   223.63
2028.51    0.159   224.04
2028.61    0.159   224.45
2028.71    0.159   224.86
2028.81    0.159   225.27
2028.91    0.160   225.67
2029.01    0.160   226.08
2029.11    0.160   226.48
2029.21    0.161   226.88
2029.31    0.161   227.28
2029.41    0.161   227.68
2029.51    0.161   228.08
2029.61    0.162   228.48
2029.71    0.162   228.87
2029.81    0.162   229.27
2029.91    0.162   229.66
2030.01    0.163   230.05
2030.11    0.163   230.44
2030.21    0.163   230.83
2030.31    0.163   231.22
2030.41    0.163   231.61
2030.51    0.164   232.00
2030.61    0.164   232.38
2030.71    0.164   232.77
2030.81    0.164   233.15
2030.91    0.164   233.54
2031.01    0.164   233.92
2031.11    0.165   234.30
2031.21    0.165   234.68
2031.31    0.165   235.06
2031.41    0.165   235.44
2031.51    0.165   235.82
2031.61    0.165   236.20
2031.71    0.165   236.58
2031.81    0.166   236.96
2031.91    0.166   237.33
2032.01    0.166   237.71
2032.11    0.166   238.09
2032.21    0.166   238.46
2032.31    0.166   238.84
2032.41    0.166   239.21
2032.51    0.166   239.59
2032.61    0.166   239.96
2032.71    0.166   240.33
2032.81    0.167   240.71
2032.91    0.167   241.08
2033.01    0.167   241.45
2033.11    0.167   241.82
2033.21    0.167   242.20
2033.31    0.167   242.57
2033.41    0.167   242.94
2033.51    0.167   243.31
2033.61    0.167   243.68
2033.71    0.167   244.05
2033.81    0.167   244.42
2033.91    0.167   244.80
2034.01    0.167   245.17
2034.11    0.167   245.54
2034.21    0.167   245.91
2034.31    0.167   246.28
2034.41    0.167   246.65
2034.51    0.167   247.02
2034.61    0.167   247.39
2034.71    0.167   247.76
2034.81    0.167   248.13
2034.91    0.167   248.51
2035.01    0.167   248.88
2035.11    0.167   249.25
2035.21    0.167   249.62
2035.31    0.167   249.99
2035.41    0.167   250.36
2035.51    0.167   250.74
2035.61    0.167   251.11
2035.71    0.166   251.48
2035.81    0.166   251.86
2035.91    0.166   252.23
2036.01    0.166   252.60
2036.11    0.166   252.98
2036.21    0.166   253.35
2036.31    0.166   253.73
2036.41    0.166   254.11
2036.51    0.166   254.48
2036.61    0.166   254.86
2036.71    0.166   255.24
2036.81    0.165   255.61
2036.91    0.165   255.99
2037.01    0.165   256.37
2037.11    0.165   256.75
2037.21    0.165   257.13
2037.31    0.165   257.51
2037.41    0.165   257.89
2037.51    0.164   258.28
2037.61    0.164   258.66
2037.71    0.164   259.04
2037.81    0.164   259.43
2037.91    0.164   259.82
2038.01    0.163   260.20
2038.11    0.163   260.59
2038.21    0.163   260.98
2038.31    0.163   261.37
2038.41    0.163   261.76
2038.51    0.162   262.15
2038.61    0.162   262.54
2038.71    0.162   262.94
2038.81    0.162   263.33
2038.91    0.162   263.73
2039.01    0.161   264.12
2039.11    0.161   264.52
2039.21    0.161   264.92
2039.31    0.161   265.32
2039.41    0.160   265.72
2039.51    0.160   266.13
2039.61    0.160   266.53
2039.71    0.159   266.94
2039.81    0.159   267.35
2039.91    0.159   267.76
2040.01    0.159   268.17
2040.11    0.158   268.58
2040.21    0.158   268.99
2040.31    0.158   269.41
2040.41    0.157   269.83
2040.51    0.157   270.25
2040.61    0.157   270.67
2040.71    0.156   271.09
2040.81    0.156   271.51
2040.91    0.156   271.94
2041.01    0.155   272.37
2041.11    0.155   272.80
2041.21    0.154   273.23



 

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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 16:28:11


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