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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 18:40:49

Orbital Elements for A1141

WDS:	A1141	WDS ID/Discoverer
P:	62.390	Orbital period (years)
a:	0.216	Semi-major axis (arcseconds)
i:	103.4	Inclination (degrees)
Ω:	15.7	Longitude of ascending node (degrees)
T:	2042.460	Epoch of periastron passage (year)
e:	0.067	Eccentricity
ω:	46.4	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 A1141

Position:	164546.43-004553.8	Epoch-2000 right ascension and declination
WDS-ID:	16458-0046	WDS designation
Discoverer Code:	A1141	Discover designation and components
ADS number:	10196	Aitken Double Star catalog
HD number:	151168	HD catalog number
Hipparcos number:	82062	Hipparcos catalog number
V1:	9.1	Magnitude of the primary
V2:	9.2	Magnitude of the secondary
Equinox:		Equinox
Date:	2018	Date of last observation
Orbit grade:	2	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for A1141

WDS 6th Orbit including measures of A1141

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

Ephemeris of A1141

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.113     39.0
-------------------------
1994.0     0.154    209.0
1995.0     0.169    206.6
1996.0     0.182    204.6
1997.0     0.194    202.8
1998.0     0.204    201.3
1999.0     0.212    199.8
2000.0     0.218    198.5
2001.0     0.223    197.2
2002.0     0.225    196.0
2003.0     0.226    194.8
2004.0     0.224    193.5
2005.0     0.221    192.3
2006.0     0.216    191.0
2007.0     0.209    189.6
2008.0     0.201    188.1
2009.0     0.191    186.5
2010.0     0.180    184.7
2011.0     0.167    182.6
2012.0     0.153    180.2
2013.0     0.139    177.3
2014.0     0.123    173.6
2015.0     0.107    168.9
2016.0     0.092    162.6
2017.0     0.077    153.7
2018.0     0.064    140.8
2019.0     0.055    122.7
2020.0     0.053    100.6
2021.0     0.058     79.6
2022.0     0.068     63.6
2023.0     0.082     52.4
2024.0     0.098     44.7
2025.0     0.113     39.0
2026.0     0.129     34.8
2027.0     0.143     31.4
2028.0     0.157     28.6
2029.0     0.169     26.3
2030.0     0.180     24.2
2031.0     0.189     22.4
2032.0     0.197     20.8
2033.0     0.202     19.2
2034.0     0.205     17.7
2035.0     0.206     16.2
2036.0     0.204     14.7
2037.0     0.201     13.2
2038.0     0.195     11.6
2039.0     0.187      9.9
2040.0     0.176      8.0
2041.0     0.164      5.9
2042.0     0.150      3.4
2043.0     0.134      0.3
2044.0     0.118    356.3
2045.0     0.100    351.1
2046.0     0.083    343.6
2047.0     0.067    332.2
2048.0     0.054    314.5
2049.0     0.048    289.3
2050.0     0.051    263.0
2051.0     0.063    243.6
2052.0     0.079    231.1
2053.0     0.097    223.0
2054.0     0.114    217.4
2055.0     0.132    213.2

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.