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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 17:01:15

Orbital Elements for SMN13

WDS:	SMN13	WDS ID/Discoverer
P:	46.200	Orbital period (years)
a:	0.0864	Semi-major axis (arcseconds)
i:	124.6	Inclination (degrees)
Ω:	137.0	Longitude of ascending node (degrees)
T:	1995.010	Epoch of periastron passage (year)
e:	0.567	Eccentricity
ω:	294.9	Longitude of periastron (degrees)
Start-Year:	2002.0	Year
End-Year:	2048.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for SMN13

Position:	043051.73+244147.9	Epoch-2000 right ascension and declination
WDS-ID:	04309+2442	WDS designation
Discoverer Code:	SMN13	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	.	HD catalog number
Hipparcos number:	.	Hipparcos catalog number
V1:	14.75	Magnitude of the primary
V2:	15.75	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2014	Date of last observation
Orbit grade:	4	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for SMN13

WDS 6th Orbit including measures of SMN13

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

Ephemeris of SMN13

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.102    347.7
-------------------------
2002.0     0.061     96.0
2003.0     0.061     88.7
2004.0     0.062     81.5
2005.0     0.063     74.5
2006.0     0.064     67.7
2007.0     0.065     61.1
2008.0     0.066     54.7
2009.0     0.068     48.7
2010.0     0.070     42.9
2011.0     0.072     37.6
2012.0     0.075     32.5
2013.0     0.077     27.8
2014.0     0.080     23.3
2015.0     0.082     19.2
2016.0     0.085     15.2
2017.0     0.087     11.6
2018.0     0.090      8.1
2019.0     0.092      4.8
2020.0     0.094      1.7
2021.0     0.096    358.7
2022.0     0.098    355.8
2023.0     0.100    353.0
2024.0     0.101    350.3
2025.0     0.102    347.7
2026.0     0.102    345.1
2027.0     0.102    342.5
2028.0     0.102    339.9
2029.0     0.101    337.2
2030.0     0.099    334.5
2031.0     0.097    331.7
2032.0     0.094    328.7
2033.0     0.090    325.4
2034.0     0.085    321.9
2035.0     0.078    317.8
2036.0     0.070    312.8
2037.0     0.061    306.5
2038.0     0.049    297.5
2039.0     0.036    282.4
2040.0     0.025    251.0
2041.0     0.023    197.6
2042.0     0.033    161.5
2043.0     0.044    143.0
2044.0     0.051    130.9
2045.0     0.055    121.3
2046.0     0.058    112.8
2047.0     0.060    105.0

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.