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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 18:05:59

Orbital Elements for HU1134

WDS:	HU1134	WDS ID/Discoverer
P:	81.470	Orbital period (years)
a:	0.216	Semi-major axis (arcseconds)
i:	91.4	Inclination (degrees)
Ω:	120.1	Longitude of ascending node (degrees)
T:	1927.370	Epoch of periastron passage (year)
e:	0.468	Eccentricity
ω:	74.7	Longitude of periastron (degrees)
Start-Year:	1985.0	Year
End-Year:	2065.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HU1134

Position:	113212.54+361450.4	Epoch-2000 right ascension and declination
WDS-ID:	11322+3615	WDS designation
Discoverer Code:	HU1134	Discover designation and components
ADS number:	8198	Aitken Double Star catalog
HD number:	100235	HD catalog number
Hipparcos number:	56274	Hipparcos catalog number
V1:	7.24	Magnitude of the primary
V2:	7.85	Magnitude of the secondary
Equinox:		Equinox
Date:	1997	Date of last observation
Orbit grade:	3	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for HU1134

WDS 6th Orbit including measures of HU1134

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

Ephemeris of HU1134

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.217    299.6
-------------------------
1985.0     0.087    124.3
1986.0     0.096    123.8
1987.0     0.105    123.4
1988.0     0.114    123.0
1989.0     0.122    122.7
1990.0     0.130    122.4
1991.0     0.137    122.1
1992.0     0.144    121.9
1993.0     0.150    121.7
1994.0     0.155    121.5
1995.0     0.159    121.3
1996.0     0.163    121.2
1997.0     0.165    121.0
1998.0     0.166    120.8
1999.0     0.166    120.7
2000.0     0.163    120.5
2001.0     0.159    120.3
2002.0     0.152    120.2
2003.0     0.143    120.0
2004.0     0.131    119.7
2005.0     0.116    119.4
2006.0     0.098    119.0
2007.0     0.076    118.4
2008.0     0.052    117.3
2009.0     0.026    114.1
2010.0     0.003      7.8
2011.0     0.028    305.8
2012.0     0.055    303.0
2013.0     0.079    302.0
2014.0     0.102    301.4
2015.0     0.122    301.0
2016.0     0.140    300.8
2017.0     0.155    300.6
2018.0     0.169    300.4
2019.0     0.180    300.3
2020.0     0.190    300.1
2021.0     0.198    300.0
2022.0     0.205    299.9
2023.0     0.210    299.8
2024.0     0.214    299.7
2025.0     0.217    299.6
2026.0     0.219    299.5
2027.0     0.219    299.4
2028.0     0.219    299.3
2029.0     0.218    299.2
2030.0     0.216    299.1
2031.0     0.214    299.0
2032.0     0.211    298.9
2033.0     0.207    298.8
2034.0     0.203    298.7
2035.0     0.198    298.6
2036.0     0.192    298.5
2037.0     0.186    298.4
2038.0     0.180    298.3
2039.0     0.173    298.1
2040.0     0.166    298.0
2041.0     0.159    297.8
2042.0     0.151    297.6
2043.0     0.143    297.4
2044.0     0.135    297.2
2045.0     0.126    296.9
2046.0     0.117    296.6
2047.0     0.108    296.3
2048.0     0.099    295.8
2049.0     0.090    295.3
2050.0     0.080    294.7
2051.0     0.070    293.9
2052.0     0.060    292.9
2053.0     0.050    291.4
2054.0     0.040    289.2
2055.0     0.030    285.6
2056.0     0.021    278.4
2057.0     0.012    259.3
2058.0     0.008    198.2
2059.0     0.014    152.1
2060.0     0.023    138.4
2061.0     0.033    132.7
2062.0     0.043    129.6
2063.0     0.053    127.7
2064.0     0.063    126.3

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.