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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:53:52

Orbital Elements for HDS1404AA,AB
WDS: HDS1404AA,AB WDS ID/Discoverer
P: 22.240 Orbital period (years)
a: 0.115 Semi-major axis (arcseconds)
i: 44.0 Inclination (degrees)
Ω: 160.9 Longitude of ascending node (degrees)
T: 2019.578 Epoch of periastron passage (year)
e: 0.694 Eccentricity
ω: 347.8 Longitude of periastron (degrees)
Start-Year: 2014.0 Year
End-Year: 2036.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HDS1404AA,AB
Position: 094353.39-573812.4 Epoch-2000 right ascension and declination
WDS-ID: 09439-5738 WDS designation
Discoverer Code: HDS1404AA,AB Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 84534 HD catalog number
Hipparcos number: 47736 Hipparcos catalog number
V1: 8.26 Magnitude of the primary
V2: 9.82 Magnitude of the secondary
Equinox: Equinox
Date: 2021 Date of last observation
Orbit grade: 3 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for HDS1404AA,AB



WDS 6th Orbit including measures of HDS1404AA,AB

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


Ephemeris of HDS1404AA,AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.141    310.8
-------------------------
2014.0     0.157    350.7
2015.0     0.140    355.8
2016.0     0.118      2.5
2017.0     0.091     12.7
2018.0     0.060     32.8
2019.0     0.033     93.8
2020.0     0.037    188.0
2021.0     0.051    251.6
2022.0     0.076    280.8
2023.0     0.100    295.4
2024.0     0.122    304.4
2025.0     0.141    310.8
2026.0     0.157    315.8
2027.0     0.169    319.9
2028.0     0.179    323.6
2029.0     0.187    326.9
2030.0     0.191    330.0
2031.0     0.193    333.0
2032.0     0.192    335.9
2033.0     0.189    339.0
2034.0     0.182    342.2
2035.0     0.173    345.7






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.


www.stella-vega.de