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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 18:01:36

Orbital Elements for FIN365

WDS:	FIN365	WDS ID/Discoverer
P:	13.458	Orbital period (years)
a:	0.115	Semi-major axis (arcseconds)
i:	105.8	Inclination (degrees)
Ω:	114.5	Longitude of ascending node (degrees)
T:	2021.887	Epoch of periastron passage (year)
e:	0.561	Eccentricity
ω:	217.6	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 FIN365

Position:	110051.13-402953.2	Epoch-2000 right ascension and declination
WDS-ID:	11009-4030	WDS designation
Discoverer Code:	FIN365	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	95506	HD catalog number
Hipparcos number:	53840	Hipparcos catalog number
V1:	7.5	Magnitude of the primary
V2:	7.5	Magnitude of the secondary
Equinox:		Equinox
Date:	2021	Date of last observation
Orbit grade:	2	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for FIN365

WDS 6th Orbit including measures of FIN365

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

Ephemeris of FIN365

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.140    114.8
-------------------------
2019.0     0.043     57.8
2020.0     0.034    351.4
2021.0     0.055    308.1
2022.0     0.034    276.2
2023.0     0.052    133.4
2024.0     0.108    120.0
2025.0     0.140    114.8
2026.0     0.156    111.2
2027.0     0.160    108.1
2028.0     0.154    104.9
2029.0     0.139    101.1
2030.0     0.117     96.3

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.