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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 19:34:43

Orbital Elements for KUI112AA,AB

WDS:	KUI112AA,AB	WDS ID/Discoverer
P:	52.440	Orbital period (years)
a:	0.495	Semi-major axis (arcseconds)
i:	38.4	Inclination (degrees)
Ω:	123.8	Longitude of ascending node (degrees)
T:	2022.700	Epoch of periastron passage (year)
e:	0.677	Eccentricity
ω:	301.2	Longitude of periastron (degrees)
Start-Year:	1999.0	Year
End-Year:	2051.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for KUI112AA,AB

Position:	223257.27+534741.0	Epoch-2000 right ascension and declination
WDS-ID:	22329+5348	WDS designation
Discoverer Code:	KUI112AA,AB	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	.	HD catalog number
Hipparcos number:	.	Hipparcos catalog number
V1:	10.8	Magnitude of the primary
V2:	10.8	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2008	Date of last observation
Orbit grade:	3	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for KUI112AA,AB

WDS 6th Orbit including measures of KUI112AA,AB

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

Ephemeris of KUI112AA,AB

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.237    142.0
-------------------------
1999.0     0.712    256.4
2000.0     0.713    258.3
2001.0     0.713    260.2
2002.0     0.711    262.1
2003.0     0.708    264.0
2004.0     0.702    266.0
2005.0     0.696    268.0
2006.0     0.687    270.0
2007.0     0.676    272.1
2008.0     0.663    274.2
2009.0     0.649    276.5
2010.0     0.631    278.9
2011.0     0.611    281.4
2012.0     0.588    284.1
2013.0     0.563    287.0
2014.0     0.533    290.2
2015.0     0.500    293.9
2016.0     0.462    298.1
2017.0     0.419    303.1
2018.0     0.370    309.3
2019.0     0.314    317.6
2020.0     0.251    329.9
2021.0     0.184    350.9
2022.0     0.134     32.2
2023.0     0.146     86.3
2024.0     0.193    120.9
2025.0     0.237    142.0
2026.0     0.274    156.9
2027.0     0.307    168.5
2028.0     0.337    177.9
2029.0     0.366    185.7
2030.0     0.393    192.5
2031.0     0.419    198.4
2032.0     0.444    203.6
2033.0     0.468    208.2
2034.0     0.492    212.4
2035.0     0.514    216.3
2036.0     0.534    219.8
2037.0     0.554    223.1
2038.0     0.573    226.1
2039.0     0.591    229.0
2040.0     0.607    231.7
2041.0     0.623    234.3
2042.0     0.637    236.7
2043.0     0.650    239.1
2044.0     0.662    241.3
2045.0     0.673    243.5
2046.0     0.682    245.6
2047.0     0.691    247.7
2048.0     0.698    249.7
2049.0     0.704    251.7
2050.0     0.708    253.6

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.