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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 19:42:49

Orbital Elements for LTT16951
WDS: LTT16951 WDS ID/Discoverer
P: 4.956 Orbital period (years)
a: 0.0209 Semi-major axis (arcseconds)
i: 109.8 Inclination (degrees)
Ω: 129.1 Longitude of ascending node (degrees)
T: 1988.661 Epoch of periastron passage (year)
e: 0.33 Eccentricity
ω: 304.3 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 LTT16951
Position: 233605.58+182631.9 Epoch-2000 right ascension and declination
WDS-ID: 23361+1827 WDS designation
Discoverer Code: LTT16951 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 221914 HD catalog number
Hipparcos number: 116478 Hipparcos catalog number
V1: 7.60 Magnitude of the primary
V2: . Magnitude of the secondary
Equinox: Equinox
Date: 1992 Date of last observation
Orbit grade: 9 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for LTT16951



WDS 6th Orbit including measures of LTT16951

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


Ephemeris of LTT16951
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.009     37.8
-------------------------
2023.0     0.007    259.1
2024.0     0.016    119.2
2025.0     0.009     37.8
2026.0     0.020    330.4






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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