Double Star Calculator - Orbit

Orbital Elements for HU1186
WDS: HU1186 WDS ID/Discoverer
P: 104.300 Orbital period (years)
a: 0.32 Semi-major axis (arcseconds)
i: 76.3 Inclination (degrees)
Ω: 281.2 Longitude of ascending node (degrees)
T: 1925.940 Epoch of periastron passage (year)
e: 0.401 Eccentricity
ω: 355.8 Longitude of periastron (degrees)
Start-Year: 1972.85 Year
End-Year: 2077.15 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for HU1186
Position: 180616.32+382401.4 Epoch-2000 right ascension and declination
WDS-ID: 18063+3824 WDS designation
Discoverer Code: HU1186 Discover designation and components
ADS number: 11071 Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: 88685 Hipparcos catalog number
V1: 9.12 Magnitude of the primary
V2: 9.34 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2000 Date of last observation
Orbit grade: 3 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags
Ephemerides: Ephemerides
Code: USN2006b Reference

Double Star Orbit for HU1186



WDS 6th Orbit including measures of HU1186

-- 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 HU1186
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.164   271.37
--------------------------
1972.85    0.435    98.15
1973.85    0.438    98.55
1974.85    0.441    98.95
1975.85    0.444    99.34
1976.85    0.446    99.73
1977.85    0.447   100.11
1978.85    0.448   100.49
1979.85    0.448   100.88
1980.85    0.447   101.26
1981.85    0.446   101.64
1982.85    0.445   102.03
1983.85    0.443   102.42
1984.85    0.440   102.81
1985.85    0.437   103.21
1986.85    0.433   103.62
1987.85    0.428   104.03
1988.85    0.423   104.45
1989.85    0.418   104.89
1990.85    0.411   105.33
1991.85    0.404   105.79
1992.85    0.397   106.27
1993.85    0.389   106.77
1994.85    0.380   107.29
1995.85    0.371   107.83
1996.85    0.361   108.40
1997.85    0.351   109.01
1998.85    0.340   109.65
1999.85    0.328   110.34
2000.85    0.316   111.08
2001.85    0.303   111.88
2002.85    0.290   112.75
2003.85    0.276   113.71
2004.85    0.261   114.77
2005.85    0.246   115.97
2006.85    0.230   117.32
2007.85    0.214   118.87
2008.85    0.198   120.69
2009.85    0.181   122.83
2010.85    0.163   125.43
2011.85    0.146   128.65
2012.85    0.128   132.75
2013.85    0.111   138.13
2014.85    0.095   145.41
2015.85    0.080   155.52
2016.85    0.069   169.56
2017.85    0.062   187.79
2018.85    0.063   207.85
2019.85    0.070   225.70
2020.85    0.081   239.31
2021.85    0.096   249.16
2022.85    0.111   256.34
2023.85    0.127   261.74
2024.85    0.142   265.98
2025.85    0.156   269.43
2026.85    0.168   272.34
2027.85    0.178   274.90
2028.85    0.186   277.21
2029.85    0.190   279.38
2030.85    0.192   281.48
2031.85    0.191   283.57
2032.85    0.187   285.72
2033.85    0.180   288.00
2034.85    0.171   290.50
2035.85    0.159   293.31
2036.85    0.147   296.59
2037.85    0.133   300.52
2038.85    0.118   305.40
2039.85    0.104   311.65
2040.85    0.090   319.89
2041.85    0.078   330.90
2042.85    0.069   345.29
2043.85    0.065     2.53
2044.85    0.067    20.24
2045.85    0.075    35.63
2046.85    0.086    47.58
2047.85    0.100    56.50
2048.85    0.115    63.15
2049.85    0.131    68.21
2050.85    0.148    72.16
2051.85    0.164    75.33
2052.85    0.180    77.92
2053.85    0.196    80.08
2054.85    0.212    81.92
2055.85    0.228    83.51
2056.85    0.243    84.89
2057.85    0.257    86.12
2058.85    0.271    87.22
2059.85    0.285    88.21
2060.85    0.298    89.11
2061.85    0.311    89.94
2062.85    0.323    90.71
2063.85    0.334    91.42
2064.85    0.345    92.08
2065.85    0.356    92.71
2066.85    0.365    93.30
2067.85    0.375    93.86
2068.85    0.384    94.39
2069.85    0.392    94.90
2070.85    0.399    95.39
2071.85    0.407    95.86
2072.85    0.413    96.32
2073.85    0.419    96.76
2074.85    0.424    97.19
2075.85    0.429    97.62
2076.85    0.434    98.03






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 17:47:36



www.stella-vega.de