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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 19:39:31

Orbital Elements for MAR1AA,AE

WDS:	MAR1AA,AE	WDS ID/Discoverer
P:	56.990	Orbital period (years)
a:	0.431	Semi-major axis (arcseconds)
i:	30.95	Inclination (degrees)
Ω:	145.73	Longitude of ascending node (degrees)
T:	1995.610	Epoch of periastron passage (year)
e:	0.0	Eccentricity
ω:	0.0	Longitude of periastron (degrees)
Start-Year:	1997.0	Year
End-Year:	2053.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for MAR1AA,AE

Position:	230728.71+210803.3	Epoch-2000 right ascension and declination
WDS-ID:	23075+2108	WDS designation
Discoverer Code:	MAR1AA,AE	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	218396	HD catalog number
Hipparcos number:	114189	Hipparcos catalog number
V1:	5.38k	Magnitude of the primary
V2:	15.9 k	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2014	Date of last observation
Orbit grade:	5	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for MAR1AA,AE

WDS 6th Orbit including measures of MAR1AA,AE

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

Ephemeris of MAR1AA,AE

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.430    330.6
-------------------------
1997.0     0.430    153.3
1998.0     0.427    158.8
1999.0     0.423    164.3
2000.0     0.418    170.0
2001.0     0.413    175.8
2002.0     0.406    181.8
2003.0     0.400    188.0
2004.0     0.393    194.4
2005.0     0.387    201.1
2006.0     0.381    207.9
2007.0     0.376    214.9
2008.0     0.372    222.1
2009.0     0.370    229.4
2010.0     0.370    236.8
2011.0     0.371    244.1
2012.0     0.373    251.4
2013.0     0.377    258.6
2014.0     0.382    265.5
2015.0     0.388    272.3
2016.0     0.395    278.9
2017.0     0.402    285.2
2018.0     0.408    291.4
2019.0     0.414    297.3
2020.0     0.420    303.1
2021.0     0.425    308.7
2022.0     0.428    314.3
2023.0     0.430    319.7
2024.0     0.431    325.2
2025.0     0.430    330.6
2026.0     0.429    336.0
2027.0     0.425    341.6
2028.0     0.421    347.2
2029.0     0.416    352.9
2030.0     0.410    358.8
2031.0     0.403      4.9
2032.0     0.396     11.2
2033.0     0.390     17.7
2034.0     0.384     24.5
2035.0     0.378     31.4
2036.0     0.374     38.5
2037.0     0.371     45.8
2038.0     0.370     53.1
2039.0     0.370     60.5
2040.0     0.372     67.8
2041.0     0.375     75.0
2042.0     0.380     82.1
2043.0     0.385     89.0
2044.0     0.392     95.7
2045.0     0.398    102.1
2046.0     0.405    108.4
2047.0     0.411    114.4
2048.0     0.417    120.3
2049.0     0.422    126.0
2050.0     0.426    131.5
2051.0     0.429    137.0
2052.0     0.431    142.5

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.