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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 16:43:59

Orbital Elements for GC3359

WDS:	GC3359	WDS ID/Discoverer
P:	15.500	Orbital period (years)
a:	0.039	Semi-major axis (arcseconds)
i:	84.0	Inclination (degrees)
Ω:	54.0	Longitude of ascending node (degrees)
T:	1986.500	Epoch of periastron passage (year)
e:	0.0	Eccentricity
ω:	0.0	Longitude of periastron (degrees)
Start-Year:	2018.0	Year
End-Year:	2032.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for GC3359

Position:	024808.97+270408.2	Epoch-2000 right ascension and declination
WDS-ID:	02482+2704	WDS designation
Discoverer Code:	GC3359	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	17382	HD catalog number
Hipparcos number:	13081	Hipparcos catalog number
V1:	7.6	Magnitude of the primary
V2:	.	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	1989	Date of last observation
Orbit grade:	9	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:		Flags

Double Star Orbit for GC3359

WDS 6th Orbit including measures of GC3359

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

Ephemeris of GC3359

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.039    233.4
-------------------------
2018.0     0.038     55.2
2019.0     0.032     58.2
2020.0     0.021     63.5
2021.0     0.007     88.3
2022.0     0.011    212.0
2023.0     0.024    226.3
2024.0     0.034    230.7
2025.0     0.039    233.4
2026.0     0.037    235.9
2027.0     0.030    239.1
2028.0     0.018    246.0
2029.0     0.005    298.1
2030.0     0.014     38.2
2031.0     0.027     47.7

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.