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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 17:23:43

Orbital Elements for KUI23AB

WDS:	KUI23AB	WDS ID/Discoverer
P:	13.350	Orbital period (years)
a:	0.198	Semi-major axis (arcseconds)
i:	58.2	Inclination (degrees)
Ω:	174.9	Longitude of ascending node (degrees)
T:	1982.280	Epoch of periastron passage (year)
e:	0.361	Eccentricity
ω:	198.2	Longitude of periastron (degrees)
Start-Year:	2019.0	Year
End-Year:	2031.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for KUI23AB

Position:	060407.22+231549.1	Epoch-2000 right ascension and declination
WDS-ID:	06041+2316	WDS designation
Discoverer Code:	KUI23AB	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	41116	HD catalog number
Hipparcos number:	28734	Hipparcos catalog number
V1:	4.77	Magnitude of the primary
V2:	5.50	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	1984	Date of last observation
Orbit grade:	2	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for KUI23AB

WDS 6th Orbit including measures of KUI23AB

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

Ephemeris of KUI23AB

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.156    144.4
-------------------------
2019.0     0.133    230.3
2020.0     0.100    271.2
2021.0     0.113    320.0
2022.0     0.129    353.9
2023.0     0.094     34.8
2024.0     0.093    107.6
2025.0     0.156    144.4
2026.0     0.213    159.8
2027.0     0.249    169.5
2028.0     0.265    177.2
2029.0     0.260    184.7
2030.0     0.237    193.0

Disclaimer

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.