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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:23:16

Orbital Elements for A2715AB
WDS: A2715AB WDS ID/Discoverer
P: 18.641 Orbital period (years)
a: 0.2741 Semi-major axis (arcseconds)
i: 96.59 Inclination (degrees)
Ω: 24.76 Longitude of ascending node (degrees)
T: 2003.742 Epoch of periastron passage (year)
e: 0.744 Eccentricity
ω: 217.08 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 A2715AB
Position: 060222.99+093850.5 Epoch-2000 right ascension and declination
WDS-ID: 06024+0939 WDS designation
Discoverer Code: A2715AB Discover designation and components
ADS number: 4617 Aitken Double Star catalog
HD number: 40932 HD catalog number
Hipparcos number: 28614 Hipparcos catalog number
V1: 4.30 Magnitude of the primary
V2: 6.27 Magnitude of the secondary
Equinox: Equinox
Date: 2011 Date of last observation
Orbit grade: 2 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for A2715AB



WDS 6th Orbit including measures of A2715AB

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


Ephemeris of A2715AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.285     25.1
-------------------------
2016.0     0.287     16.9
2017.0     0.240     15.3
2018.0     0.185     12.8
2019.0     0.123      8.0
2020.0     0.056    351.9
2021.0     0.036    241.8
2022.0     0.082    207.9
2023.0     0.061     35.3
2024.0     0.199     27.0
2025.0     0.285     25.1
2026.0     0.341     24.0
2027.0     0.377     23.1
2028.0     0.399     22.4
2029.0     0.408     21.7
2030.0     0.406     21.0
2031.0     0.396     20.3
2032.0     0.376     19.6
2033.0     0.349     18.7






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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