Double Star Calculator - Orbit

Orbital Elements for HU1119

WDS:	HU1119	WDS ID/Discoverer
P:	120.500	Orbital period (years)
a:	0.49	Semi-major axis (arcseconds)
i:	85.0	Inclination (degrees)
Ω:	50.0	Longitude of ascending node (degrees)
T:	1976.500	Epoch of periastron passage (year)
e:	0.38	Eccentricity
ω:	131.0	Longitude of periastron (degrees)
Start-Year:	1964.75	Year
End-Year:	2085.25	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HU1119
Position:	061837.52+674342.5	Epoch-2000 right ascension and declination
WDS-ID:	06186+6744	WDS designation
Discoverer Code:	HU1119	Discover designation and components
ADS number:	4876	Aitken Double Star catalog
HD number:	42891	HD catalog number
Hipparcos number:	29974	Hipparcos catalog number
V1:	8.99	Magnitude of the primary
V2:	9.76	Magnitude of the secondary
Equinox:		Equinox
Date:		Date of last observation
Orbit grade:	4	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:		Flags
Ephemerides:		Ephemerides
Code:	Hei1998	Reference

Double Star Orbit for HU1119

WDS 6th Orbit including measures of HU1119

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

Legend:

Green plus signs:	Visual (micrometric) measures
Violet asterisks:	Photographic measures
Blue symbols:	Various interferometric techniques
Dot-dash line:	Indicates the line of nodes

Ephemeris of HU1119

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.294    39.83
--------------------------
1964.75    0.199    58.10
1965.75    0.167    59.84
1966.75    0.135    62.41
1967.75    0.102    66.64
1968.75    0.069    74.91
1969.75    0.040    96.52
1970.75    0.029   156.24
1971.75    0.052   197.84
1972.75    0.083   211.46
1973.75    0.116   217.49
1974.75    0.148   220.87
1975.75    0.178   223.06
1976.75    0.207   224.62
1977.75    0.234   225.81
1978.75    0.258   226.77
1979.75    0.279   227.57
1980.75    0.298   228.26
1981.75    0.313   228.88
1982.75    0.326   229.45
1983.75    0.335   229.97
1984.75    0.342   230.48
1985.75    0.346   230.97
1986.75    0.347   231.45
1987.75    0.347   231.93
1988.75    0.344   232.41
1989.75    0.339   232.91
1990.75    0.332   233.42
1991.75    0.324   233.96
1992.75    0.314   234.53
1993.75    0.303   235.14
1994.75    0.291   235.80
1995.75    0.277   236.51
1996.75    0.263   237.31
1997.75    0.248   238.19
1998.75    0.233   239.19
1999.75    0.216   240.34
2000.75    0.200   241.68
2001.75    0.183   243.26
2002.75    0.165   245.17
2003.75    0.148   247.53
2004.75    0.131   250.52
2005.75    0.113   254.43
2006.75    0.097   259.71
2007.75    0.081   267.13
2008.75    0.067   277.87
2009.75    0.056   293.38
2010.75    0.051   313.77
2011.75    0.054   335.30
2012.75    0.062   352.95
2013.75    0.075     5.46
2014.75    0.090    14.05
2015.75    0.107    20.08
2016.75    0.124    24.46
2017.75    0.141    27.76
2018.75    0.159    30.33
2019.75    0.177    32.38
2020.75    0.195    34.06
2021.75    0.213    35.45
2022.75    0.230    36.63
2023.75    0.247    37.65
2024.75    0.265    38.53
2025.75    0.282    39.31
2026.75    0.298    40.00
2027.75    0.315    40.61
2028.75    0.331    41.17
2029.75    0.346    41.67
2030.75    0.362    42.14
2031.75    0.377    42.56
2032.75    0.391    42.95
2033.75    0.406    43.32
2034.75    0.419    43.66
2035.75    0.433    43.98
2036.75    0.446    44.27
2037.75    0.458    44.56
2038.75    0.470    44.83
2039.75    0.482    45.08
2040.75    0.493    45.32
2041.75    0.504    45.56
2042.75    0.514    45.78
2043.75    0.523    45.99
2044.75    0.532    46.20
2045.75    0.541    46.40
2046.75    0.549    46.60
2047.75    0.556    46.79
2048.75    0.562    46.97
2049.75    0.568    47.15
2050.75    0.574    47.33
2051.75    0.579    47.50
2052.75    0.583    47.68
2053.75    0.586    47.85
2054.75    0.588    48.01
2055.75    0.590    48.18
2056.75    0.591    48.35
2057.75    0.592    48.51
2058.75    0.591    48.68
2059.75    0.590    48.84
2060.75    0.588    49.01
2061.75    0.585    49.18
2062.75    0.581    49.35
2063.75    0.576    49.52
2064.75    0.570    49.70
2065.75    0.564    49.88
2066.75    0.556    50.06
2067.75    0.547    50.25
2068.75    0.537    50.45
2069.75    0.526    50.65
2070.75    0.514    50.86
2071.75    0.501    51.09
2072.75    0.487    51.33
2073.75    0.471    51.58
2074.75    0.454    51.85
2075.75    0.436    52.14
2076.75    0.417    52.46
2077.75    0.396    52.81
2078.75    0.374    53.20
2079.75    0.351    53.64
2080.75    0.326    54.14
2081.75    0.300    54.73
2082.75    0.273    55.44
2083.75    0.244    56.31
2084.75    0.214    57.42

Disclaimer

This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2025. Unless otherwise noted, all output generated by the Double Star Calculator including orbit diagrams, ephemerides, and analytical reports is licensed under CC BY 4.0.

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.

Report Information

Double Star Calculator:		Version 1.2 ($Rev: 2397 $)
Report created:		2026-06-25 15:45:26