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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 16:31:14

Orbital Elements for EZCET

WDS:	EZCET	WDS ID/Discoverer
P:	6.765	Orbital period (years)
a:	0.053200000000000004	Semi-major axis (arcseconds)
i:	64.0	Inclination (degrees)
Ω:	333.0	Longitude of ascending node (degrees)
T:	1993.890	Epoch of periastron passage (year)
e:	0.45	Eccentricity
ω:	65.0	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 EZCET

Position:	014923.43-104211.9	Epoch-2000 right ascension and declination
WDS-ID:	01494-1042	WDS designation
Discoverer Code:	EZCET	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	11131	HD catalog number
Hipparcos number:	8486	Hipparcos catalog number
V1:	6.72	Magnitude of the primary
V2:	.	Magnitude of the secondary
Equinox:		Equinox
Date:	1991	Date of last observation
Orbit grade:	9	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:		Flags

Double Star Orbit for EZCET

WDS 6th Orbit including measures of EZCET

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

Ephemeris of EZCET

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.035    221.9
-------------------------
2022.0     0.049    150.3
2023.0     0.060    168.5
2024.0     0.050    187.5
2025.0     0.035    221.9
2026.0     0.033    279.7
2027.0     0.039    323.0

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.