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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 17:28:27
WDS:
A122
WDS ID/Discoverer
P:
102.300
Orbital period (years)
a:
0.334
Semi-major axis (arcseconds)
i:
113.7
Inclination (degrees)
Ω:
40.9
Longitude of ascending node (degrees)
T:
1976.990
Epoch of periastron passage (year)
e:
0.647
Eccentricity
ω:
228.5
Longitude of periastron (degrees)
Start-Year:
1974.0
Year
End-Year:
2076.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
064527.02+292159.8
Epoch-2000 right ascension and declination
WDS-ID:
06455+2922
WDS designation
Discoverer Code:
A122
Discover designation and components
ADS number:
5408
Aitken Double Star catalog
HD number:
48591
HD catalog number
Hipparcos number:
32378
Hipparcos catalog number
V1:
8.89
Magnitude of the primary
V2:
9.39
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2020
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 0.416 18.7
-------------------------
1974.0 0.142 224.1
1975.0 0.129 217.5
1976.0 0.110 209.1
1977.0 0.086 196.3
1978.0 0.062 173.3
1979.0 0.052 133.5
1980.0 0.067 97.0
1981.0 0.094 77.7
1982.0 0.123 67.3
1983.0 0.152 60.9
1984.0 0.179 56.5
1985.0 0.205 53.2
1986.0 0.228 50.6
1987.0 0.249 48.5
1988.0 0.269 46.7
1989.0 0.287 45.2
1990.0 0.304 43.8
1991.0 0.319 42.5
1992.0 0.334 41.4
1993.0 0.347 40.4
1994.0 0.358 39.4
1995.0 0.369 38.5
1996.0 0.379 37.6
1997.0 0.389 36.8
1998.0 0.397 36.0
1999.0 0.405 35.3
2000.0 0.411 34.6
2001.0 0.418 33.9
2002.0 0.423 33.2
2003.0 0.428 32.5
2004.0 0.432 31.9
2005.0 0.436 31.2
2006.0 0.439 30.6
2007.0 0.442 30.0
2008.0 0.444 29.4
2009.0 0.445 28.8
2010.0 0.446 28.2
2011.0 0.447 27.6
2012.0 0.447 26.9
2013.0 0.447 26.3
2014.0 0.446 25.7
2015.0 0.445 25.1
2016.0 0.444 24.5
2017.0 0.442 23.9
2018.0 0.440 23.3
2019.0 0.438 22.7
2020.0 0.435 22.0
2021.0 0.432 21.4
2022.0 0.428 20.8
2023.0 0.425 20.1
2024.0 0.420 19.4
2025.0 0.416 18.7
2026.0 0.411 18.0
2027.0 0.406 17.3
2028.0 0.401 16.6
2029.0 0.396 15.8
2030.0 0.390 15.0
2031.0 0.384 14.2
2032.0 0.377 13.4
2033.0 0.371 12.5
2034.0 0.364 11.6
2035.0 0.357 10.7
2036.0 0.350 9.8
2037.0 0.343 8.8
2038.0 0.335 7.7
2039.0 0.327 6.6
2040.0 0.319 5.5
2041.0 0.311 4.2
2042.0 0.303 3.0
2043.0 0.294 1.6
2044.0 0.286 0.2
2045.0 0.277 358.7
2046.0 0.268 357.0
2047.0 0.259 355.3
2048.0 0.250 353.5
2049.0 0.242 351.5
2050.0 0.233 349.3
2051.0 0.224 347.0
2052.0 0.215 344.5
2053.0 0.206 341.8
2054.0 0.198 338.9
2055.0 0.190 335.7
2056.0 0.182 332.2
2057.0 0.174 328.4
2058.0 0.167 324.3
2059.0 0.161 319.8
2060.0 0.155 315.0
2061.0 0.151 309.8
2062.0 0.147 304.4
2063.0 0.143 298.6
2064.0 0.141 292.7
2065.0 0.140 286.7
2066.0 0.141 280.6
2067.0 0.141 274.5
2068.0 0.143 268.6
2069.0 0.146 262.8
2070.0 0.148 257.2
2071.0 0.151 251.8
2072.0 0.153 246.6
2073.0 0.154 241.5
2074.0 0.154 236.4
2075.0 0.151 231.3
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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