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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 16:31:21
WDS:
HU422
WDS ID/Discoverer
P:
116.000
Orbital period (years)
a:
0.264
Semi-major axis (arcseconds)
i:
120.1
Inclination (degrees)
Ω:
0.0
Longitude of ascending node (degrees)
T:
1949.800
Epoch of periastron passage (year)
e:
0.478
Eccentricity
ω:
130.4
Longitude of periastron (degrees)
Start-Year:
1967.0
Year
End-Year:
2083.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
014940.24-141356.9
Epoch-2000 right ascension and declination
WDS-ID:
01497-1414
WDS designation
Discoverer Code:
HU422
Discover designation and components
ADS number:
1451
Aitken Double Star catalog
HD number:
11182
HD catalog number
Hipparcos number:
8504
Hipparcos catalog number
V1:
9.18
Magnitude of the primary
V2:
9.01
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2008
Date of last observation
Orbit grade:
3
Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:
n
Flags
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Click to expand/collapse ephemeris:
Year Sep[“] PA[°]
---------------------------------------------
2025.0 0.335 14.4
-------------------------
1967.0 0.161 138.9
1968.0 0.159 135.1
1969.0 0.157 131.3
1970.0 0.156 127.4
1971.0 0.155 123.4
1972.0 0.154 119.4
1973.0 0.153 115.4
1974.0 0.153 111.3
1975.0 0.154 107.3
1976.0 0.154 103.3
1977.0 0.156 99.3
1978.0 0.157 95.4
1979.0 0.160 91.6
1980.0 0.162 87.9
1981.0 0.165 84.4
1982.0 0.168 80.9
1983.0 0.172 77.6
1984.0 0.176 74.5
1985.0 0.180 71.5
1986.0 0.185 68.6
1987.0 0.189 65.9
1988.0 0.194 63.3
1989.0 0.199 60.8
1990.0 0.204 58.5
1991.0 0.209 56.3
1992.0 0.215 54.1
1993.0 0.220 52.1
1994.0 0.225 50.2
1995.0 0.231 48.4
1996.0 0.236 46.6
1997.0 0.241 44.9
1998.0 0.247 43.3
1999.0 0.252 41.8
2000.0 0.257 40.3
2001.0 0.262 38.9
2002.0 0.267 37.5
2003.0 0.272 36.2
2004.0 0.277 35.0
2005.0 0.281 33.7
2006.0 0.286 32.6
2007.0 0.290 31.4
2008.0 0.294 30.3
2009.0 0.298 29.2
2010.0 0.302 28.1
2011.0 0.306 27.1
2012.0 0.310 26.1
2013.0 0.313 25.1
2014.0 0.316 24.2
2015.0 0.319 23.2
2016.0 0.322 22.3
2017.0 0.324 21.4
2018.0 0.326 20.5
2019.0 0.329 19.6
2020.0 0.330 18.7
2021.0 0.332 17.8
2022.0 0.333 17.0
2023.0 0.334 16.1
2024.0 0.335 15.3
2025.0 0.335 14.4
2026.0 0.335 13.6
2027.0 0.335 12.7
2028.0 0.335 11.9
2029.0 0.334 11.0
2030.0 0.333 10.2
2031.0 0.331 9.3
2032.0 0.329 8.4
2033.0 0.327 7.5
2034.0 0.324 6.6
2035.0 0.321 5.7
2036.0 0.318 4.8
2037.0 0.314 3.8
2038.0 0.310 2.9
2039.0 0.305 1.9
2040.0 0.299 0.8
2041.0 0.294 359.7
2042.0 0.287 358.6
2043.0 0.280 357.4
2044.0 0.273 356.2
2045.0 0.265 354.9
2046.0 0.257 353.5
2047.0 0.247 352.0
2048.0 0.238 350.3
2049.0 0.227 348.6
2050.0 0.216 346.6
2051.0 0.204 344.5
2052.0 0.192 342.0
2053.0 0.179 339.3
2054.0 0.165 336.0
2055.0 0.151 332.2
2056.0 0.137 327.6
2057.0 0.122 321.9
2058.0 0.108 314.8
2059.0 0.095 305.5
2060.0 0.084 293.6
2061.0 0.077 278.9
2062.0 0.074 262.0
2063.0 0.077 245.2
2064.0 0.084 230.3
2065.0 0.094 218.3
2066.0 0.106 208.8
2067.0 0.118 201.2
2068.0 0.129 194.9
2069.0 0.139 189.6
2070.0 0.147 184.9
2071.0 0.154 180.7
2072.0 0.160 176.9
2073.0 0.164 173.3
2074.0 0.167 169.8
2075.0 0.168 166.4
2076.0 0.169 163.0
2077.0 0.169 159.7
2078.0 0.169 156.4
2079.0 0.167 153.0
2080.0 0.166 149.6
2081.0 0.164 146.1
2082.0 0.162 142.5
This result is provided without warranty. For all terms, see the Full Disclaimer .
Copyright (C) 2025. The Double Star Calculator and the results generated are licensed under CC BY-NC-SA 4.0 .
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 .
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