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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 16:54:14

Orbital Elements for TRR16
WDS: TRR16 WDS ID/Discoverer
P: 18.182 Orbital period (years)
a: 0.06232 Semi-major axis (arcseconds)
i: 75.78 Inclination (degrees)
Ω: 141.8 Longitude of ascending node (degrees)
T: 1988.335 Epoch of periastron passage (year)
e: 0.105 Eccentricity
ω: 256.8 Longitude of periastron (degrees)
Start-Year: 2016.0 Year
End-Year: 2034.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for TRR16
Position: 034906.11+234652.5 Epoch-2000 right ascension and declination
WDS-ID: 03491+2347 WDS designation
Discoverer Code: TRR16 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 11.3 Magnitude of the primary
V2: 11.9 Magnitude of the secondary
Equinox: Equinox
Date: 2019 Date of last observation
Orbit grade: 4 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for TRR16



WDS 6th Orbit including measures of TRR16

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


Ephemeris of TRR16
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.015     29.2
-------------------------
2016.0     0.019    205.6
2017.0     0.020    265.7
2018.0     0.033    295.1
2019.0     0.046    307.3
2020.0     0.056    314.3
2021.0     0.060    319.7
2022.0     0.058    325.0
2023.0     0.047    331.8
2024.0     0.031    344.6
2025.0     0.015     29.2
2026.0     0.022    105.4
2027.0     0.040    126.4
2028.0     0.054    134.9
2029.0     0.062    140.3
2030.0     0.063    145.0
2031.0     0.058    150.1
2032.0     0.047    156.9
2033.0     0.034    168.5






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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