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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 16:29:00

Orbital Elements for TOK183

WDS:	TOK183	WDS ID/Discoverer
P:	6.586	Orbital period (years)
a:	0.0671	Semi-major axis (arcseconds)
i:	93.5	Inclination (degrees)
Ω:	352.3	Longitude of ascending node (degrees)
T:	2020.430	Epoch of periastron passage (year)
e:	0.455	Eccentricity
ω:	42.4	Longitude of periastron (degrees)
Start-Year:	2022.0	Year
End-Year:	2028.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for TOK183

Position:	013046.18-593933.9	Epoch-2000 right ascension and declination
WDS-ID:	01308-5940	WDS designation
Discoverer Code:	TOK183	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	9379	HD catalog number
Hipparcos number:	7040	Hipparcos catalog number
V1:	8.8	Magnitude of the primary
V2:	8.8	Magnitude of the secondary
Equinox:		Equinox
Date:		Date of last observation
Orbit grade:	3	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:		Flags

Double Star Orbit for TOK183

WDS 6th Orbit including measures of TOK183

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

Ephemeris of TOK183

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.024    160.2
-------------------------
2022.0     0.078    172.5
2023.0     0.085    170.6
2024.0     0.064    168.3
2025.0     0.024    160.2
2026.0     0.025      0.3
2027.0     0.028    349.4

Disclaimer

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.