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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 18:47:20

Orbital Elements for A352

WDS:	A352	WDS ID/Discoverer
P:	64.050	Orbital period (years)
a:	0.177	Semi-major axis (arcseconds)
i:	98.6	Inclination (degrees)
Ω:	1.3	Longitude of ascending node (degrees)
T:	1982.580	Epoch of periastron passage (year)
e:	0.309	Eccentricity
ω:	292.9	Longitude of periastron (degrees)
Start-Year:	1993.0	Year
End-Year:	2057.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for A352

Position:	173222.97+284816.0	Epoch-2000 right ascension and declination
WDS-ID:	17324+2848	WDS designation
Discoverer Code:	A352	Discover designation and components
ADS number:	10621	Aitken Double Star catalog
HD number:	159240	HD catalog number
Hipparcos number:	85837	Hipparcos catalog number
V1:	8.55	Magnitude of the primary
V2:	9.39	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	1996	Date of last observation
Orbit grade:	3	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for A352

WDS 6th Orbit including measures of A352

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

Ephemeris of A352

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.181    186.9
-------------------------
1993.0     0.146    357.0
1994.0     0.143    355.8
1995.0     0.138    354.5
1996.0     0.131    353.1
1997.0     0.124    351.6
1998.0     0.115    349.8
1999.0     0.106    347.8
2000.0     0.096    345.3
2001.0     0.086    342.3
2002.0     0.075    338.4
2003.0     0.065    333.2
2004.0     0.054    326.0
2005.0     0.045    315.8
2006.0     0.038    300.9
2007.0     0.034    280.9
2008.0     0.034    258.9
2009.0     0.039    240.1
2010.0     0.047    226.7
2011.0     0.057    217.4
2012.0     0.068    210.9
2013.0     0.078    206.2
2014.0     0.089    202.6
2015.0     0.100    199.8
2016.0     0.110    197.5
2017.0     0.121    195.6
2018.0     0.130    194.0
2019.0     0.140    192.6
2020.0     0.148    191.4
2021.0     0.156    190.3
2022.0     0.164    189.4
2023.0     0.170    188.5
2024.0     0.176    187.6
2025.0     0.181    186.9
2026.0     0.185    186.1
2027.0     0.188    185.4
2028.0     0.190    184.7
2029.0     0.191    184.0
2030.0     0.191    183.3
2031.0     0.189    182.6
2032.0     0.186    181.9
2033.0     0.181    181.2
2034.0     0.175    180.4
2035.0     0.167    179.5
2036.0     0.157    178.6
2037.0     0.146    177.5
2038.0     0.132    176.2
2039.0     0.117    174.6
2040.0     0.100    172.4
2041.0     0.081    169.3
2042.0     0.061    164.3
2043.0     0.041    154.2
2044.0     0.023    126.2
2045.0     0.021     62.0
2046.0     0.038     29.1
2047.0     0.058     17.6
2048.0     0.078     12.1
2049.0     0.095      8.7
2050.0     0.111      6.3
2051.0     0.124      4.5
2052.0     0.134      3.0
2053.0     0.141      1.7
2054.0     0.146      0.5
2055.0     0.148    359.3
2056.0     0.148    358.2

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.