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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 16:45:17

Orbital Elements for STF341BA,BB
WDS: STF341BA,BB WDS ID/Discoverer
P: 3.112 Orbital period (years)
a: 0.041 Semi-major axis (arcseconds)
i: 139.0 Inclination (degrees)
Ω: 162.0 Longitude of ascending node (degrees)
T: 2018.169 Epoch of periastron passage (year)
e: 0.575 Eccentricity
ω: 281.0 Longitude of periastron (degrees)
Start-Year: 2024.0 Year
End-Year: 2026.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for STF341BA,BB
Position: 030301.73-020511.4 Epoch-2000 right ascension and declination
WDS-ID: 03030-0205 WDS designation
Discoverer Code: STF341BA,BB Discover designation and components
ADS number: 2316B Aitken Double Star catalog
HD number: 18975B HD catalog number
Hipparcos number: 14194 Hipparcos catalog number
V1: 10.7 Magnitude of the primary
V2: 10.7 Magnitude of the secondary
Equinox: Equinox
Date: Date of last observation
Orbit grade: 5 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for STF341BA,BB



WDS 6th Orbit including measures of STF341BA,BB

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


Ephemeris of STF341BA,BB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.039    114.2
-------------------------
2024.0     0.036    352.2
2025.0     0.039    114.2






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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