Content-Type: text/html; charset=UTF-8 Double Star Calculator - Orbital Elements

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 16:32:47

Orbital Elements for TOK41BA,BB
WDS: TOK41BA,BB WDS ID/Discoverer
P: 14.400 Orbital period (years)
a: 0.102 Semi-major axis (arcseconds)
i: 152.5 Inclination (degrees)
Ω: 120.5 Longitude of ascending node (degrees)
T: 2006.400 Epoch of periastron passage (year)
e: 0.058 Eccentricity
ω: 227.2 Longitude of periastron (degrees)
Start-Year: 2018.0 Year
End-Year: 2032.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for TOK41BA,BB
Position: 020211.25-240223.8 Epoch-2000 right ascension and declination
WDS-ID: 02022-2402 WDS designation
Discoverer Code: TOK41BA,BB Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 12515B HD catalog number
Hipparcos number: 9497B Hipparcos catalog number
V1: 8.5 Magnitude of the primary
V2: 8.8 Magnitude of the secondary
Equinox: Equinox
Date: 2017 Date of last observation
Orbit grade: 3 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for TOK41BA,BB



WDS 6th Orbit including measures of TOK41BA,BB

Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)


Ephemeris of TOK41BA,BB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.102    139.8
-------------------------
2018.0     0.098    326.9
2019.0     0.098    302.9
2020.0     0.095    278.2
2021.0     0.089    251.0
2022.0     0.086    220.9
2023.0     0.089    190.5
2024.0     0.096    163.3
2025.0     0.102    139.8
2026.0     0.106    118.7
2027.0     0.105     98.2
2028.0     0.102     76.7
2029.0     0.097     53.3
2030.0     0.094     27.9
2031.0     0.094      1.8






Disclaimer
This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2025. The Double Star Calculator and the results generated are licensed under CC BY-NC-SA 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.


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