Double Star Calculator - Orbit

Orbital Elements for HDS1353
WDS: HDS1353 WDS ID/Discoverer
P: 111.800 Orbital period (years)
a: 0.6937000000000001 Semi-major axis (arcseconds)
i: 77.8 Inclination (degrees)
Ω: 138.6 Longitude of ascending node (degrees)
T: 1996.200 Epoch of periastron passage (year)
e: 0.891 Eccentricity
ω: 264.8 Longitude of periastron (degrees)
Start-Year: 1969.1 Year
End-Year: 2080.9 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for HDS1353
Position: 092510.78+460553.6 Epoch-2000 right ascension and declination
WDS-ID: 09252+4606 WDS designation
Discoverer Code: HDS1353 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 81105 HD catalog number
Hipparcos number: 46199 Hipparcos catalog number
V1: 9.36 Magnitude of the primary
V2: 11.49 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: Mit2020 Reference

Double Star Orbit for HDS1353



WDS 6th Orbit including measures of HDS1353

-- 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 HDS1353
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.397   173.61
--------------------------
1969.10    0.272   263.07
1970.10    0.273   265.07
1971.10    0.275   267.04
1972.10    0.277   268.99
1973.10    0.279   270.92
1974.10    0.281   272.82
1975.10    0.283   274.69
1976.10    0.284   276.54
1977.10    0.286   278.37
1978.10    0.288   280.18
1979.10    0.289   281.97
1980.10    0.290   283.74
1981.10    0.291   285.50
1982.10    0.292   287.25
1983.10    0.292   289.00
1984.10    0.291   290.74
1985.10    0.290   292.50
1986.10    0.288   294.28
1987.10    0.286   296.08
1988.10    0.282   297.93
1989.10    0.276   299.84
1990.10    0.268   301.85
1991.10    0.257   304.00
1992.10    0.243   306.37
1993.10    0.222   309.12
1994.10    0.190   312.61
1995.10    0.136   318.17
1996.10    0.028   352.57
1997.10    0.116   134.93
1998.10    0.192   141.30
1999.10    0.240   144.49
2000.10    0.274   146.73
2001.10    0.301   148.53
2002.10    0.322   150.06
2003.10    0.338   151.42
2004.10    0.352   152.67
2005.10    0.364   153.83
2006.10    0.374   154.92
2007.10    0.382   155.96
2008.10    0.389   156.96
2009.10    0.394   157.93
2010.10    0.399   158.87
2011.10    0.403   159.80
2012.10    0.406   160.71
2013.10    0.408   161.60
2014.10    0.410   162.49
2015.10    0.411   163.38
2016.10    0.411   164.26
2017.10    0.412   165.13
2018.10    0.411   166.01
2019.10    0.411   166.89
2020.10    0.410   167.78
2021.10    0.408   168.67
2022.10    0.407   169.56
2023.10    0.405   170.46
2024.10    0.403   171.38
2025.10    0.400   172.30
2026.10    0.398   173.23
2027.10    0.395   174.18
2028.10    0.392   175.14
2029.10    0.389   176.12
2030.10    0.386   177.11
2031.10    0.382   178.12
2032.10    0.379   179.15
2033.10    0.375   180.19
2034.10    0.371   181.26
2035.10    0.367   182.35
2036.10    0.364   183.46
2037.10    0.360   184.60
2038.10    0.356   185.76
2039.10    0.352   186.95
2040.10    0.348   188.17
2041.10    0.344   189.41
2042.10    0.339   190.69
2043.10    0.335   191.99
2044.10    0.331   193.33
2045.10    0.327   194.70
2046.10    0.323   196.11
2047.10    0.319   197.55
2048.10    0.315   199.02
2049.10    0.312   200.54
2050.10    0.308   202.09
2051.10    0.304   203.67
2052.10    0.301   205.30
2053.10    0.297   206.97
2054.10    0.294   208.67
2055.10    0.291   210.41
2056.10    0.287   212.19
2057.10    0.285   214.01
2058.10    0.282   215.86
2059.10    0.279   217.75
2060.10    0.277   219.68
2061.10    0.274   221.64
2062.10    0.272   223.63
2063.10    0.271   225.64
2064.10    0.269   227.69
2065.10    0.267   229.76
2066.10    0.266   231.84
2067.10    0.265   233.95
2068.10    0.264   236.07
2069.10    0.264   238.21
2070.10    0.263   240.35
2071.10    0.263   242.49
2072.10    0.263   244.64
2073.10    0.264   246.78
2074.10    0.264   248.92
2075.10    0.265   251.04
2076.10    0.266   253.16
2077.10    0.267   255.26
2078.10    0.268   257.34
2079.10    0.269   259.41
2080.10    0.271   261.45






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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 16:18:03



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