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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 18:15:43

Orbital Elements for FIN305
WDS: FIN305 WDS ID/Discoverer
P: 20.070 Orbital period (years)
a: 0.226 Semi-major axis (arcseconds)
i: 114.4 Inclination (degrees)
Ω: 8.4 Longitude of ascending node (degrees)
T: 2021.801 Epoch of periastron passage (year)
e: 0.989 Eccentricity
ω: 91.7 Longitude of periastron (degrees)
Start-Year: 2015.0 Year
End-Year: 2035.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for FIN305
Position: 131139.24-263306.2 Epoch-2000 right ascension and declination
WDS-ID: 13117-2633 WDS designation
Discoverer Code: FIN305 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 114576 HD catalog number
Hipparcos number: 64375 Hipparcos catalog number
V1: 7.20 Magnitude of the primary
V2: 7.43 Magnitude of the secondary
Equinox: Equinox
Date: 2019 Date of last observation
Orbit grade: 2 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for FIN305



WDS 6th Orbit including measures of FIN305

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


Ephemeris of FIN305
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.127    108.5
-------------------------
2015.0     0.175     88.9
2016.0     0.167     87.0
2017.0     0.156     84.8
2018.0     0.142     82.3
2019.0     0.123     79.1
2020.0     0.099     74.5
2021.0     0.064     66.0
2022.0     0.029    141.9
2023.0     0.076    119.5
2024.0     0.105    112.6
2025.0     0.127    108.5
2026.0     0.144    105.5
2027.0     0.158    103.0
2028.0     0.168    100.9
2029.0     0.176     99.0
2030.0     0.182     97.3
2031.0     0.185     95.6
2032.0     0.186     94.0
2033.0     0.185     92.4
2034.0     0.182     90.7






Disclaimer
This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2025. The Double Star Calculator and the results generated are licensed under CC BY-NC-SA 4.0.


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.


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