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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:44:16

Orbital Elements for KUI37AB
WDS: KUI37AB WDS ID/Discoverer
P: 21.796 Orbital period (years)
a: 0.64566 Semi-major axis (arcseconds)
i: 131.366 Inclination (degrees)
Ω: 203.74 Longitude of ascending node (degrees)
T: 1993.754 Epoch of periastron passage (year)
e: 0.15075 Eccentricity
ω: 32.3 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 KUI37AB
Position: 090038.42+414657.6 Epoch-2000 right ascension and declination
WDS-ID: 09006+4147 WDS designation
Discoverer Code: KUI37AB Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 76943 HD catalog number
Hipparcos number: 44248 Hipparcos catalog number
V1: 4.18 Magnitude of the primary
V2: 6.48 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2008 Date of last observation
Orbit grade: 1 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for KUI37AB



WDS 6th Orbit including measures of KUI37AB

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


Ephemeris of KUI37AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.724     14.2
-------------------------
2015.0     0.532    190.3
2016.0     0.474    172.6
2017.0     0.411    149.4
2018.0     0.384    120.2
2019.0     0.417     91.4
2020.0     0.491     69.2
2021.0     0.576     53.3
2022.0     0.649     41.3
2023.0     0.700     31.5
2024.0     0.725     22.7
2025.0     0.724     14.2
2026.0     0.699      5.3
2027.0     0.654    355.5
2028.0     0.595    344.0
2029.0     0.533    329.8
2030.0     0.480    312.1
2031.0     0.452    291.1
2032.0     0.457    269.1
2033.0     0.490    248.9
2034.0     0.531    231.6






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