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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:01:48

Orbital Elements for KSA109BA,BB
WDS: KSA109BA,BB WDS ID/Discoverer
P: 27.335 Orbital period (years)
a: 0.056350000000000004 Semi-major axis (arcseconds)
i: 45.7 Inclination (degrees)
Ω: 292.5 Longitude of ascending node (degrees)
T: 2008.924 Epoch of periastron passage (year)
e: 0.521 Eccentricity
ω: 200.8 Longitude of periastron (degrees)
Start-Year: 2012.0 Year
End-Year: 2038.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for KSA109BA,BB
Position: 043553.50+225409.0 Epoch-2000 right ascension and declination
WDS-ID: 04359+2254 WDS designation
Discoverer Code: KSA109BA,BB Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 9.1 Magnitude of the primary
V2: 10.5 Magnitude of the secondary
Equinox: Equinox
Date: 2018 Date of last observation
Orbit grade: 3 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for KSA109BA,BB



WDS 6th Orbit including measures of KSA109BA,BB

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


Ephemeris of KSA109BA,BB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.077    316.6
-------------------------
2012.0     0.036    243.8
2013.0     0.046    258.8
2014.0     0.055    268.6
2015.0     0.063    275.8
2016.0     0.069    281.4
2017.0     0.075    286.3
2018.0     0.078    290.5
2019.0     0.081    294.4
2020.0     0.083    298.1
2021.0     0.084    301.7
2022.0     0.083    305.2
2023.0     0.082    308.8
2024.0     0.080    312.6
2025.0     0.077    316.6
2026.0     0.073    321.0
2027.0     0.069    325.9
2028.0     0.064    331.6
2029.0     0.058    338.4
2030.0     0.051    346.9
2031.0     0.045    357.8
2032.0     0.038     12.5
2033.0     0.033     32.5
2034.0     0.030     58.0
2035.0     0.029     86.9
2036.0     0.027    118.2
2037.0     0.023    158.0






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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