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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 18:57:07

Orbital Elements for GLE2A

WDS:	GLE2A	WDS ID/Discoverer
P:	6.062	Orbital period (years)
a:	0.030699999999999998	Semi-major axis (arcseconds)
i:	56.0	Inclination (degrees)
Ω:	54.6	Longitude of ascending node (degrees)
T:	1908.367	Epoch of periastron passage (year)
e:	0.26	Eccentricity
ω:	187.2	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 GLE2A

Position:	182313.62-612938.1	Epoch-2000 right ascension and declination
WDS-ID:	18232-6130	WDS designation
Discoverer Code:	GLE2A	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	168339	HD catalog number
Hipparcos number:	90098	Hipparcos catalog number
V1:	4.38	Magnitude of the primary
V2:	.	Magnitude of the secondary
Equinox:		Equinox
Date:	1992	Date of last observation
Orbit grade:	9	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for GLE2A

WDS 6th Orbit including measures of GLE2A

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

Ephemeris of GLE2A

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.023     13.8
-------------------------
2022.0     0.021    108.0
2023.0     0.020    204.5
2024.0     0.018    271.5
2025.0     0.023     13.8
2026.0     0.037     46.8
2027.0     0.036     67.9

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.