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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 17:31:37

Orbital Elements for COU2063

WDS:	COU2063	WDS ID/Discoverer
P:	62.087	Orbital period (years)
a:	0.2265	Semi-major axis (arcseconds)
i:	80.7	Inclination (degrees)
Ω:	173.4	Longitude of ascending node (degrees)
T:	2020.093	Epoch of periastron passage (year)
e:	0.264	Eccentricity
ω:	56.0	Longitude of periastron (degrees)
Start-Year:	1994.0	Year
End-Year:	2056.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for COU2063

Position:	070802.76+355141.9	Epoch-2000 right ascension and declination
WDS-ID:	07080+3552	WDS designation
Discoverer Code:	COU2063	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	53816	HD catalog number
Hipparcos number:	34411	Hipparcos catalog number
V1:	9.51	Magnitude of the primary
V2:	9.34	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2012	Date of last observation
Orbit grade:	3	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:		Flags

Double Star Orbit for COU2063

WDS 6th Orbit including measures of COU2063

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

Ephemeris of COU2063

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.052    320.9
-------------------------
1994.0     0.091     22.0
1995.0     0.076     28.7
1996.0     0.062     38.6
1997.0     0.051     53.3
1998.0     0.044     74.2
1999.0     0.045     98.3
2000.0     0.052    118.7
2001.0     0.063    132.9
2002.0     0.077    142.4
2003.0     0.092    148.9
2004.0     0.107    153.7
2005.0     0.121    157.2
2006.0     0.135    160.1
2007.0     0.148    162.4
2008.0     0.160    164.3
2009.0     0.170    166.0
2010.0     0.178    167.6
2011.0     0.184    169.0
2012.0     0.187    170.3
2013.0     0.188    171.7
2014.0     0.185    173.0
2015.0     0.179    174.4
2016.0     0.170    175.9
2017.0     0.157    177.7
2018.0     0.140    179.8
2019.0     0.120    182.5
2020.0     0.098    186.4
2021.0     0.074    192.8
2022.0     0.050    205.5
2023.0     0.031    237.3
2024.0     0.032    292.1
2025.0     0.052    320.9
2026.0     0.077    332.5
2027.0     0.101    338.4
2028.0     0.125    342.1
2029.0     0.147    344.6
2030.0     0.167    346.5
2031.0     0.185    347.9
2032.0     0.201    349.2
2033.0     0.215    350.3
2034.0     0.226    351.2
2035.0     0.236    352.1
2036.0     0.243    352.9
2037.0     0.249    353.7
2038.0     0.252    354.4
2039.0     0.254    355.1
2040.0     0.254    355.8
2041.0     0.253    356.5
2042.0     0.250    357.3
2043.0     0.245    358.0
2044.0     0.240    358.8
2045.0     0.232    359.7
2046.0     0.224      0.5
2047.0     0.214      1.5
2048.0     0.204      2.6
2049.0     0.192      3.8
2050.0     0.180      5.1
2051.0     0.166      6.6
2052.0     0.153      8.5
2053.0     0.138     10.7
2054.0     0.123     13.4
2055.0     0.108     16.9

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.