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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 17:36:57

Orbital Elements for KUI120A

WDS:	KUI120A	WDS ID/Discoverer
P:	2.538	Orbital period (years)
a:	0.013099999999999999	Semi-major axis (arcseconds)
i:	77.0	Inclination (degrees)
Ω:	295.0	Longitude of ascending node (degrees)
T:	1992.776	Epoch of periastron passage (year)
e:	0.77	Eccentricity
ω:	86.0	Longitude of periastron (degrees)
Start-Year:	2024.0	Year
End-Year:	2026.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for KUI120A

Position:	075836.90-345641.2	Epoch-2000 right ascension and declination
WDS-ID:	07586-3457	WDS designation
Discoverer Code:	KUI120A	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	65721	HD catalog number
Hipparcos number:	38980	Hipparcos catalog number
V1:	7.96v	Magnitude of the primary
V2:	.	Magnitude of the secondary
Equinox:		Equinox
Date:	1991	Date of last observation
Orbit grade:	9	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:		Flags

Double Star Orbit for KUI120A

WDS 6th Orbit including measures of KUI120A

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

Ephemeris of KUI120A

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.006    247.3
-------------------------
2024.0     0.008    147.2
2025.0     0.006    247.3

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.