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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 17:36:43

Orbital Elements for KUI32

WDS:	KUI32	WDS ID/Discoverer
P:	30.710	Orbital period (years)
a:	1.063	Semi-major axis (arcseconds)
i:	119.8	Inclination (degrees)
Ω:	117.1	Longitude of ascending node (degrees)
T:	1998.800	Epoch of periastron passage (year)
e:	0.774	Eccentricity
ω:	260.2	Longitude of periastron (degrees)
Start-Year:	2010.0	Year
End-Year:	2040.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for KUI32

Position:	075454.80-292056.3	Epoch-2000 right ascension and declination
WDS-ID:	07549-2920	WDS designation
Discoverer Code:	KUI32	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	.	HD catalog number
Hipparcos number:	.	Hipparcos catalog number
V1:	13.1	Magnitude of the primary
V2:	13.6	Magnitude of the secondary
Equinox:		Equinox
Date:	2020	Date of last observation
Orbit grade:	3	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for KUI32

WDS 6th Orbit including measures of KUI32

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

Ephemeris of KUI32

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.721    343.5
-------------------------
2010.0     1.035     63.2
2011.0     1.026     59.3
2012.0     1.014     55.3
2013.0     0.998     51.2
2014.0     0.981     46.9
2015.0     0.961     42.5
2016.0     0.940     37.9
2017.0     0.919     33.1
2018.0     0.897     28.0
2019.0     0.874     22.7
2020.0     0.851     17.1
2021.0     0.828     11.2
2022.0     0.805      4.9
2023.0     0.780    358.3
2024.0     0.753    351.2
2025.0     0.721    343.5
2026.0     0.679    335.0
2027.0     0.619    325.2
2028.0     0.518    312.4
2029.0     0.300    287.6
2030.0     0.255    139.7
2031.0     0.560    112.7
2032.0     0.732    102.8
2033.0     0.841     96.1
2034.0     0.915     90.7
2035.0     0.966     86.0
2036.0     1.001     81.7
2037.0     1.023     77.6
2038.0     1.035     73.7
2039.0     1.040     69.8

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.