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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 16:26:38

Orbital Elements for HU1342

WDS:	HU1342	WDS ID/Discoverer
P:	79.100	Orbital period (years)
a:	0.26	Semi-major axis (arcseconds)
i:	118.1	Inclination (degrees)
Ω:	153.1	Longitude of ascending node (degrees)
T:	1967.700	Epoch of periastron passage (year)
e:	0.457	Eccentricity
ω:	4.0	Longitude of periastron (degrees)
Start-Year:	1986.0	Year
End-Year:	2064.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HU1342

Position:	010922.09-563542.4	Epoch-2000 right ascension and declination
WDS-ID:	01094-5636	WDS designation
Discoverer Code:	HU1342	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	6996	HD catalog number
Hipparcos number:	5428	Hipparcos catalog number
V1:	7.78	Magnitude of the primary
V2:	8.25	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2009	Date of last observation
Orbit grade:	4	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for HU1342

WDS 6th Orbit including measures of HU1342

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

Ephemeris of HU1342

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.261    310.3
-------------------------
1986.0     0.235    357.3
1987.0     0.249    355.1
1988.0     0.262    353.2
1989.0     0.275    351.4
1990.0     0.287    349.8
1991.0     0.298    348.2
1992.0     0.308    346.8
1993.0     0.318    345.5
1994.0     0.327    344.3
1995.0     0.335    343.1
1996.0     0.342    342.0
1997.0     0.349    340.9
1998.0     0.355    339.9
1999.0     0.360    338.9
2000.0     0.365    337.9
2001.0     0.369    336.9
2002.0     0.372    336.0
2003.0     0.375    335.1
2004.0     0.377    334.1
2005.0     0.378    333.2
2006.0     0.378    332.3
2007.0     0.378    331.4
2008.0     0.377    330.5
2009.0     0.376    329.6
2010.0     0.374    328.7
2011.0     0.371    327.8
2012.0     0.367    326.8
2013.0     0.363    325.9
2014.0     0.358    324.9
2015.0     0.353    323.9
2016.0     0.346    322.8
2017.0     0.339    321.7
2018.0     0.332    320.6
2019.0     0.324    319.4
2020.0     0.315    318.1
2021.0     0.305    316.8
2022.0     0.295    315.3
2023.0     0.284    313.8
2024.0     0.273    312.1
2025.0     0.261    310.3
2026.0     0.248    308.3
2027.0     0.235    306.1
2028.0     0.221    303.6
2029.0     0.207    300.8
2030.0     0.193    297.6
2031.0     0.178    293.9
2032.0     0.163    289.4
2033.0     0.149    284.1
2034.0     0.135    277.7
2035.0     0.122    269.9
2036.0     0.111    260.4
2037.0     0.103    249.1
2038.0     0.098    236.2
2039.0     0.097    222.6
2040.0     0.100    209.3
2041.0     0.107    197.3
2042.0     0.115    186.8
2043.0     0.124    177.8
2044.0     0.132    170.0
2045.0     0.138    163.0
2046.0     0.141    156.4
2047.0     0.140    149.9
2048.0     0.136    143.2
2049.0     0.129    135.9
2050.0     0.119    127.5
2051.0     0.109    117.5
2052.0     0.100    105.6
2053.0     0.093     91.7
2054.0     0.091     76.5
2055.0     0.095     61.4
2056.0     0.102     48.0
2057.0     0.113     36.8
2058.0     0.127     27.8
2059.0     0.142     20.7
2060.0     0.158     14.9
2061.0     0.173     10.2
2062.0     0.189      6.3
2063.0     0.205      2.9

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.