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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:15:12

Orbital Elements for HDS732AA,AB
WDS: HDS732AA,AB WDS ID/Discoverer
P: 21.900 Orbital period (years)
a: 0.162 Semi-major axis (arcseconds)
i: 76.0 Inclination (degrees)
Ω: 313.1 Longitude of ascending node (degrees)
T: 2020.609 Epoch of periastron passage (year)
e: 0.85 Eccentricity
ω: 245.2 Longitude of periastron (degrees)
Start-Year: 2015.0 Year
End-Year: 2035.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HDS732AA,AB
Position: 053326.80-492239.3 Epoch-2000 right ascension and declination
WDS-ID: 05334-4923 WDS designation
Discoverer Code: HDS732AA,AB Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 37106 HD catalog number
Hipparcos number: 26050 Hipparcos catalog number
V1: 7.62 Magnitude of the primary
V2: 8.62 Magnitude of the secondary
Equinox: Equinox
Date: 2018 Date of last observation
Orbit grade: 4 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for HDS732AA,AB



WDS 6th Orbit including measures of HDS732AA,AB

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


Ephemeris of HDS732AA,AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.162    326.7
-------------------------
2015.0     0.073      8.2
2016.0     0.059     21.1
2017.0     0.048     40.5
2018.0     0.044     67.2
2019.0     0.046     95.2
2020.0     0.046    120.0
2021.0     0.043    307.3
2022.0     0.105    318.0
2023.0     0.134    321.8
2024.0     0.152    324.5
2025.0     0.162    326.7
2026.0     0.167    328.7
2027.0     0.168    330.7
2028.0     0.166    332.7
2029.0     0.162    334.7
2030.0     0.156    336.9
2031.0     0.147    339.3
2032.0     0.137    342.0
2033.0     0.126    345.2
2034.0     0.113    349.0






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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