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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 17:29:57

Orbital Elements for HEI334

WDS:	HEI334	WDS ID/Discoverer
P:	13.594	Orbital period (years)
a:	0.44089999999999996	Semi-major axis (arcseconds)
i:	109.76	Inclination (degrees)
Ω:	107.2	Longitude of ascending node (degrees)
T:	2022.250	Epoch of periastron passage (year)
e:	0.4777	Eccentricity
ω:	58.59	Longitude of periastron (degrees)
Start-Year:	2019.0	Year
End-Year:	2031.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HEI334

Position:	065404.25+605218.4	Epoch-2000 right ascension and declination
WDS-ID:	06541+6052	WDS designation
Discoverer Code:	HEI334	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	.	HD catalog number
Hipparcos number:	33142	Hipparcos catalog number
V1:	11.4	Magnitude of the primary
V2:	11.6	Magnitude of the secondary
Equinox:		Equinox
Date:	2015	Date of last observation
Orbit grade:	3	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for HEI334

WDS 6th Orbit including measures of HEI334

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

Ephemeris of HEI334

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.475    285.4
-------------------------
2019.0     0.205    163.6
2020.0     0.263    134.9
2021.0     0.296    116.0
2022.0     0.193     92.6
2023.0     0.144    322.2
2024.0     0.358    294.0
2025.0     0.475    285.4
2026.0     0.517    279.3
2027.0     0.508    273.5
2028.0     0.462    267.1
2029.0     0.392    258.7
2030.0     0.308    246.1

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.