Double Star Calculator - Orbit

Orbital Elements for TOK375

WDS:	TOK375	WDS ID/Discoverer
P:	12.294	Orbital period (years)
a:	0.1548	Semi-major axis (arcseconds)
i:	151.0	Inclination (degrees)
Ω:	148.1	Longitude of ascending node (degrees)
T:	2023.015	Epoch of periastron passage (year)
e:	0.4982	Eccentricity
ω:	77.5	Longitude of periastron (degrees)
Start-Year:	2018.853	Year
End-Year:	2031.147	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for TOK375
Position:	234626.71-230140.3	Epoch-2000 right ascension and declination
WDS-ID:	23464-2302	WDS designation
Discoverer Code:	TOK375	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	223078	HD catalog number
Hipparcos number:	117247	Hipparcos catalog number
V1:	8.93	Magnitude of the primary
V2:	12.0	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2024	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:	Tok2024e	Reference

Double Star Orbit for TOK375

WDS 6th Orbit including measures of TOK375

-- 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 TOK375

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.188   287.72
--------------------------
2018.85    0.188   225.36
2018.95    0.187   223.84
2019.05    0.185   222.31
2019.15    0.184   220.75
2019.25    0.182   219.16
2019.35    0.181   217.55
2019.45    0.179   215.90
2019.55    0.177   214.23
2019.65    0.176   212.52
2019.75    0.174   210.77
2019.85    0.172   208.99
2019.95    0.170   207.16
2020.05    0.168   205.29
2020.15    0.165   203.38
2020.25    0.163   201.41
2020.35    0.161   199.38
2020.45    0.159   197.30
2020.55    0.156   195.15
2020.65    0.154   192.93
2020.75    0.151   190.63
2020.85    0.148   188.25
2020.95    0.145   185.77
2021.05    0.142   183.20
2021.15    0.139   180.51
2021.25    0.136   177.70
2021.35    0.133   174.75
2021.45    0.129   171.65
2021.55    0.126   168.37
2021.65    0.122   164.89
2021.75    0.118   161.18
2021.85    0.114   157.22
2021.95    0.110   152.96
2022.05    0.105   148.35
2022.15    0.101   143.34
2022.25    0.096   137.85
2022.35    0.092   131.80
2022.45    0.087   125.11
2022.55    0.082   117.67
2022.65    0.078   109.39
2022.75    0.074   100.21
2022.85    0.071    90.13
2022.95    0.069    79.30
2023.05    0.068    67.99
2023.15    0.069    56.59
2023.25    0.070    45.51
2023.35    0.073    35.13
2023.45    0.077    25.63
2023.55    0.081    17.09
2023.65    0.086     9.47
2023.75    0.091     2.70
2023.85    0.097   356.66
2023.95    0.102   351.24
2024.05    0.107   346.36
2024.15    0.112   341.93
2024.25    0.117   337.89
2024.35    0.122   334.17
2024.45    0.127   330.74
2024.55    0.131   327.54
2024.65    0.136   324.55
2024.75    0.140   321.74
2024.85    0.144   319.09
2024.95    0.147   316.57
2025.05    0.151   314.19
2025.15    0.155   311.91
2025.25    0.158   309.72
2025.35    0.161   307.63
2025.45    0.164   305.61
2025.55    0.167   303.67
2025.65    0.170   301.78
2025.75    0.172   299.96
2025.85    0.175   298.19
2025.95    0.177   296.47
2026.05    0.179   294.79
2026.15    0.181   293.15
2026.25    0.183   291.54
2026.35    0.185   289.98
2026.45    0.187   288.44
2026.55    0.189   286.93
2026.65    0.190   285.44
2026.75    0.192   283.98
2026.85    0.193   282.54
2026.95    0.194   281.12
2027.05    0.196   279.72
2027.15    0.197   278.34
2027.25    0.198   276.97
2027.35    0.199   275.62
2027.45    0.200   274.28
2027.55    0.200   272.95
2027.65    0.201   271.63
2027.75    0.202   270.32
2027.85    0.202   269.02
2027.95    0.203   267.72
2028.05    0.203   266.43
2028.15    0.204   265.15
2028.25    0.204   263.87
2028.35    0.204   262.60
2028.45    0.205   261.33
2028.55    0.205   260.06
2028.65    0.205   258.79
2028.75    0.205   257.52
2028.85    0.205   256.25
2028.95    0.205   254.98
2029.05    0.205   253.71
2029.15    0.204   252.44
2029.25    0.204   251.16
2029.35    0.204   249.88
2029.45    0.203   248.60
2029.55    0.203   247.31
2029.65    0.202   246.01
2029.75    0.202   244.71
2029.85    0.201   243.40
2029.95    0.200   242.08
2030.05    0.200   240.75
2030.15    0.199   239.41
2030.25    0.198   238.06
2030.35    0.197   236.70
2030.45    0.196   235.32
2030.55    0.195   233.94
2030.65    0.194   232.54
2030.75    0.193   231.12
2030.85    0.192   229.68
2030.95    0.191   228.23
2031.05    0.190   226.76

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 18:54:33