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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:45:37

Orbital Elements for MTG2
WDS: MTG2 WDS ID/Discoverer
P: 5.094 Orbital period (years)
a: 0.198 Semi-major axis (arcseconds)
i: 116.6 Inclination (degrees)
Ω: 114.1 Longitude of ascending node (degrees)
T: 2014.122 Epoch of periastron passage (year)
e: 0.459 Eccentricity
ω: 272.6 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 MTG2
Position: 091536.40-103547.2 Epoch-2000 right ascension and declination
WDS-ID: 09156-1036 WDS designation
Discoverer Code: MTG2 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 14.3 Magnitude of the primary
V2: 14.8 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 MTG2



WDS 6th Orbit including measures of MTG2

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


Ephemeris of MTG2
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.169    107.3
-------------------------
2023.0     0.183    318.9
2024.0     0.110    277.6
2025.0     0.169    107.3
2026.0     0.153     69.2






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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