Double Star Calculator - Orbit

Orbital Elements for TOK185

WDS:	TOK185	WDS ID/Discoverer
P:	10.572	Orbital period (years)
a:	0.0907	Semi-major axis (arcseconds)
i:	47.1	Inclination (degrees)
Ω:	266.6	Longitude of ascending node (degrees)
T:	2012.510	Epoch of periastron passage (year)
e:	0.023	Eccentricity
ω:	338.9	Longitude of periastron (degrees)
Start-Year:	2019.714	Year
End-Year:	2030.286	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for TOK185
Position:	021636.08-502542.8	Epoch-2000 right ascension and declination
WDS-ID:	02166-5026	WDS designation
Discoverer Code:	TOK185	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	14239	HD catalog number
Hipparcos number:	10611	Hipparcos catalog number
V1:	9.9	Magnitude of the primary
V2:	9.9	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:		Flags
Ephemerides:		Ephemerides
Code:	Tok2024c	Reference

Double Star Orbit for TOK185

WDS 6th Orbit including measures of TOK185

-- 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 TOK185

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.063     7.72
--------------------------
2019.71    0.080   117.97
2019.81    0.078   121.02
2019.91    0.076   124.21
2020.01    0.075   127.56
2020.11    0.073   131.07
2020.21    0.071   134.76
2020.31    0.069   138.63
2020.41    0.068   142.70
2020.51    0.066   146.95
2020.61    0.065   151.39
2020.71    0.064   156.01
2020.81    0.063   160.78
2020.91    0.062   165.69
2021.01    0.061   170.70
2021.11    0.061   175.77
2021.21    0.061   180.86
2021.31    0.061   185.92
2021.41    0.062   190.92
2021.51    0.063   195.83
2021.61    0.064   200.59
2021.71    0.065   205.20
2021.81    0.066   209.64
2021.91    0.068   213.89
2022.01    0.069   217.96
2022.11    0.071   221.84
2022.21    0.073   225.54
2022.31    0.074   229.08
2022.41    0.076   232.45
2022.51    0.078   235.68
2022.61    0.079   238.78
2022.71    0.081   241.76
2022.81    0.082   244.63
2022.91    0.084   247.40
2023.01    0.085   250.09
2023.11    0.086   252.71
2023.21    0.087   255.28
2023.31    0.087   257.79
2023.41    0.088   260.26
2023.51    0.088   262.71
2023.61    0.089   265.14
2023.71    0.089   267.56
2023.81    0.089   269.99
2023.91    0.088   272.42
2024.01    0.088   274.87
2024.11    0.087   277.36
2024.21    0.086   279.88
2024.31    0.086   282.46
2024.41    0.084   285.10
2024.51    0.083   287.81
2024.61    0.082   290.60
2024.71    0.081   293.49
2024.81    0.079   296.48
2024.91    0.077   299.60
2025.01    0.076   302.84
2025.11    0.074   306.23
2025.21    0.073   309.77
2025.31    0.071   313.47
2025.41    0.069   317.34
2025.51    0.068   321.39
2025.61    0.067   325.60
2025.71    0.065   329.98
2025.81    0.064   334.51
2025.91    0.063   339.18
2026.01    0.063   343.97
2026.11    0.062   348.83
2026.21    0.062   353.74
2026.31    0.062   358.67
2026.41    0.063     3.56
2026.51    0.063     8.39
2026.61    0.064    13.12
2026.71    0.065    17.73
2026.81    0.066    22.18
2026.91    0.067    26.47
2027.01    0.069    30.59
2027.11    0.070    34.53
2027.21    0.072    38.30
2027.31    0.074    41.89
2027.41    0.075    45.33
2027.51    0.077    48.60
2027.61    0.079    51.74
2027.71    0.081    54.74
2027.81    0.082    57.62
2027.91    0.084    60.39
2028.01    0.085    63.06
2028.11    0.087    65.64
2028.21    0.088    68.15
2028.31    0.089    70.59
2028.41    0.090    72.97
2028.51    0.091    75.31
2028.61    0.091    77.60
2028.71    0.092    79.87
2028.81    0.092    82.11
2028.91    0.093    84.33
2029.01    0.093    86.56
2029.11    0.093    88.78
2029.21    0.092    91.01
2029.31    0.092    93.27
2029.41    0.091    95.54
2029.51    0.090    97.86
2029.61    0.089   100.22
2029.71    0.088   102.63
2029.81    0.087   105.10
2029.91    0.086   107.65
2030.01    0.084   110.29
2030.11    0.083   113.01
2030.21    0.081   115.85

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 14:58:40