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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 19:00:02

Orbital Elements for FIN332BA,BB

WDS:	FIN332BA,BB	WDS ID/Discoverer
P:	39.760	Orbital period (years)
a:	0.12	Semi-major axis (arcseconds)
i:	106.9	Inclination (degrees)
Ω:	119.3	Longitude of ascending node (degrees)
T:	2005.090	Epoch of periastron passage (year)
e:	0.843	Eccentricity
ω:	305.9	Longitude of periastron (degrees)
Start-Year:	2006.0	Year
End-Year:	2044.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for FIN332BA,BB

Position:	184528.36+053000.4	Epoch-2000 right ascension and declination
WDS-ID:	18455+0530	WDS designation
Discoverer Code:	FIN332BA,BB	Discover designation and components
ADS number:	11640	Aitken Double Star catalog
HD number:	173495	HD catalog number
Hipparcos number:	92027	Hipparcos catalog number
V1:	7.48	Magnitude of the primary
V2:	7.48	Magnitude of the secondary
Equinox:		Equinox
Date:		Date of last observation
Orbit grade:	2	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for FIN332BA,BB

WDS 6th Orbit including measures of FIN332BA,BB

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

Ephemeris of FIN332BA,BB

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.140    321.1
-------------------------
2006.0     0.030    103.0
2007.0     0.029     79.4
2008.0     0.028     53.9
2009.0     0.032     30.6
2010.0     0.038     13.2
2011.0     0.045      1.2
2012.0     0.054    352.8
2013.0     0.062    346.7
2014.0     0.071    342.1
2015.0     0.079    338.5
2016.0     0.087    335.5
2017.0     0.094    333.0
2018.0     0.102    330.9
2019.0     0.108    329.0
2020.0     0.115    327.4
2021.0     0.121    325.9
2022.0     0.126    324.6
2023.0     0.131    323.4
2024.0     0.136    322.2
2025.0     0.140    321.1
2026.0     0.143    320.1
2027.0     0.146    319.2
2028.0     0.149    318.2
2029.0     0.151    317.3
2030.0     0.152    316.4
2031.0     0.153    315.6
2032.0     0.152    314.7
2033.0     0.152    313.8
2034.0     0.150    312.9
2035.0     0.147    312.0
2036.0     0.144    311.0
2037.0     0.139    310.0
2038.0     0.133    308.9
2039.0     0.125    307.7
2040.0     0.115    306.2
2041.0     0.103    304.5
2042.0     0.087    302.3
2043.0     0.066    298.7

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.