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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 16:53:19

Orbital Elements for GJ3247

WDS:	GJ3247	WDS ID/Discoverer
P:	5.230	Orbital period (years)
a:	0.0237	Semi-major axis (arcseconds)
i:	143.95	Inclination (degrees)
Ω:	111.99	Longitude of ascending node (degrees)
T:	1995.820	Epoch of periastron passage (year)
e:	0.27	Eccentricity
ω:	14.9	Longitude of periastron (degrees)
Start-Year:	2023.0	Year
End-Year:	2027.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for GJ3247

Position:	034322.04-093351.2	Epoch-2000 right ascension and declination
WDS-ID:	03434-0934	WDS designation
Discoverer Code:	GJ3247	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	.	HD catalog number
Hipparcos number:	.	Hipparcos catalog number
V1:	14.59	Magnitude of the primary
V2:	.	Magnitude of the secondary
Equinox:		Equinox
Date:		Date of last observation
Orbit grade:	9	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:		Flags

Double Star Orbit for GJ3247

WDS 6th Orbit including measures of GJ3247

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

Ephemeris of GJ3247

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.028    265.1
-------------------------
2023.0     0.020    349.8
2024.0     0.029    299.8
2025.0     0.028    265.1
2026.0     0.020    212.2

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.