Double Star Calculator - Orbit

Orbital Elements for FIN368AA,AB

WDS:	FIN368AA,AB	WDS ID/Discoverer
P:	20.390	Orbital period (years)
a:	0.147	Semi-major axis (arcseconds)
i:	100.2	Inclination (degrees)
Ω:	290.9	Longitude of ascending node (degrees)
T:	2015.707	Epoch of periastron passage (year)
e:	0.036	Eccentricity
ω:	87.7	Longitude of periastron (degrees)
Start-Year:	2014.805	Year
End-Year:	2035.195	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for FIN368AA,AB
Position:	123542.81-164934.1	Epoch-2000 right ascension and declination
WDS-ID:	12357-1650	WDS designation
Discoverer Code:	FIN368AA,AB	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	109557	HD catalog number
Hipparcos number:	61463	Hipparcos catalog number
V1:	6.83	Magnitude of the primary
V2:	9.93	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2018	Date of last observation
Orbit grade:	2	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:		Flags
Ephemerides:		Ephemerides
Code:	Tok2018e	Reference

Double Star Orbit for FIN368AA,AB

WDS 6th Orbit including measures of FIN368AA,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 FIN368AA,AB

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.033   344.14
--------------------------
2014.81    0.053   264.21
2014.90    0.049   261.60
2015.00    0.045   258.55
2015.10    0.042   254.96
2015.20    0.038   250.68
2015.30    0.035   245.58
2015.40    0.032   239.45
2015.50    0.029   232.16
2015.60    0.027   223.60
2015.70    0.026   213.88
2015.80    0.025   203.38
2015.90    0.025   192.71
2016.00    0.026   182.57
2016.10    0.028   173.45
2016.20    0.031   165.58
2016.30    0.033   158.93
2016.40    0.037   153.38
2016.50    0.040   148.75
2016.60    0.044   144.86
2016.70    0.047   141.57
2016.80    0.051   138.77
2016.90    0.055   136.36
2017.00    0.059   134.26
2017.10    0.063   132.43
2017.20    0.066   130.80
2017.30    0.070   129.36
2017.40    0.074   128.07
2017.50    0.078   126.90
2017.60    0.082   125.84
2017.70    0.085   124.87
2017.80    0.089   123.98
2017.90    0.092   123.16
2018.00    0.096   122.39
2018.10    0.099   121.69
2018.20    0.103   121.02
2018.30    0.106   120.40
2018.40    0.109   119.81
2018.50    0.112   119.26
2018.60    0.115   118.73
2018.70    0.117   118.23
2018.80    0.120   117.75
2018.90    0.123   117.29
2019.00    0.125   116.85
2019.10    0.127   116.43
2019.20    0.130   116.02
2019.30    0.132   115.62
2019.40    0.134   115.24
2019.50    0.135   114.87
2019.60    0.137   114.50
2019.70    0.139   114.15
2019.80    0.140   113.80
2019.90    0.141   113.46
2020.00    0.143   113.12
2020.10    0.144   112.80
2020.20    0.145   112.47
2020.30    0.145   112.15
2020.40    0.146   111.83
2020.50    0.146   111.51
2020.60    0.147   111.20
2020.70    0.147   110.89
2020.80    0.147   110.58
2020.90    0.147   110.26
2021.00    0.147   109.95
2021.10    0.147   109.64
2021.20    0.146   109.32
2021.30    0.146   109.01
2021.40    0.145   108.69
2021.50    0.144   108.36
2021.60    0.143   108.03
2021.70    0.142   107.70
2021.80    0.141   107.36
2021.90    0.139   107.02
2022.00    0.138   106.67
2022.10    0.136   106.31
2022.20    0.135   105.94
2022.30    0.133   105.56
2022.40    0.131   105.18
2022.50    0.129   104.78
2022.60    0.127   104.36
2022.70    0.124   103.93
2022.80    0.122   103.49
2022.90    0.120   103.03
2023.00    0.117   102.54
2023.10    0.114   102.04
2023.20    0.112   101.51
2023.30    0.109   100.95
2023.40    0.106   100.37
2023.50    0.103    99.75
2023.60    0.100    99.09
2023.70    0.097    98.39
2023.80    0.093    97.64
2023.90    0.090    96.84
2024.00    0.087    95.98
2024.10    0.083    95.04
2024.20    0.080    94.03
2024.30    0.076    92.92
2024.40    0.073    91.71
2024.50    0.069    90.37
2024.60    0.066    88.89
2024.70    0.062    87.24
2024.80    0.059    85.39
2024.90    0.055    83.29
2025.00    0.052    80.91
2025.10    0.048    78.18
2025.20    0.045    75.04
2025.30    0.041    71.39
2025.40    0.038    67.13
2025.50    0.035    62.15
2025.60    0.033    56.34
2025.70    0.031    49.60
2025.80    0.029    41.93
2025.90    0.028    33.41
2026.00    0.027    24.32
2026.10    0.027    15.06
2026.20    0.028     6.09
2026.30    0.029   357.77
2026.40    0.031   350.33
2026.50    0.033   343.84
2026.60    0.036   338.26
2026.70    0.039   333.48
2026.80    0.042   329.39
2026.90    0.046   325.87
2027.00    0.049   322.84
2027.10    0.052   320.21
2027.20    0.056   317.91
2027.30    0.060   315.88
2027.40    0.063   314.08
2027.50    0.067   312.48
2027.60    0.070   311.04
2027.70    0.074   309.73
2027.80    0.077   308.55
2027.90    0.081   307.47
2028.00    0.084   306.48
2028.10    0.088   305.56
2028.20    0.091   304.71
2028.30    0.094   303.93
2028.40    0.097   303.19
2028.50    0.101   302.50
2028.60    0.104   301.85
2028.70    0.107   301.24
2028.80    0.109   300.66
2028.90    0.112   300.11
2029.00    0.115   299.59
2029.10    0.118   299.09
2029.20    0.120   298.61
2029.30    0.123   298.16
2029.40    0.125   297.71
2029.50    0.127   297.29
2029.60    0.129   296.88
2029.70    0.131   296.48
2029.80    0.133   296.09
2029.90    0.135   295.72
2030.00    0.137   295.35
2030.10    0.138   294.99
2030.20    0.140   294.64
2030.30    0.141   294.30
2030.40    0.142   293.96
2030.50    0.143   293.63
2030.60    0.144   293.30
2030.70    0.145   292.98
2030.80    0.145   292.66
2030.90    0.146   292.34
2031.00    0.146   292.02
2031.10    0.147   291.71
2031.20    0.147   291.40
2031.30    0.147   291.08
2031.40    0.147   290.77
2031.50    0.146   290.45
2031.60    0.146   290.14
2031.70    0.145   289.82
2031.80    0.145   289.50
2031.90    0.144   289.17
2032.00    0.143   288.84
2032.10    0.142   288.51
2032.20    0.140   288.17
2032.30    0.139   287.82
2032.40    0.138   287.47
2032.50    0.136   287.11
2032.60    0.134   286.74
2032.70    0.132   286.36
2032.80    0.130   285.97
2032.90    0.128   285.56
2033.00    0.126   285.14
2033.10    0.123   284.71
2033.20    0.121   284.26
2033.30    0.118   283.78
2033.40    0.116   283.29
2033.50    0.113   282.77
2033.60    0.110   282.23
2033.70    0.107   281.65
2033.80    0.104   281.04
2033.90    0.100   280.39
2034.00    0.097   279.70
2034.10    0.094   278.96
2034.20    0.090   278.16
2034.30    0.087   277.29
2034.40    0.083   276.35
2034.50    0.079   275.33
2034.60    0.076   274.20
2034.70    0.072   272.95
2034.80    0.068   271.56
2034.90    0.064   270.01
2035.00    0.060   268.26
2035.10    0.056   266.26

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 16:48:13