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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 17:54:11
WDS:
HDS1414
WDS ID/Discoverer
P:
71.900
Orbital period (years)
a:
0.16
Semi-major axis (arcseconds)
i:
66.4
Inclination (degrees)
Ω:
289.7
Longitude of ascending node (degrees)
T:
2019.200
Epoch of periastron passage (year)
e:
0.8
Eccentricity
ω:
239.9
Longitude of periastron (degrees)
Start-Year:
1990.0
Year
End-Year:
2060.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
094636.02-495500.3
Epoch-2000 right ascension and declination
WDS-ID:
09466-4955
WDS designation
Discoverer Code:
HDS1414
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
84847
HD catalog number
Hipparcos number:
47969
Hipparcos catalog number
V1:
9.18
Magnitude of the primary
V2:
10.42
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2018
Date of last observation
Orbit grade:
4
Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:
Flags
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Click to expand/collapse ephemeris:
Year Sep[“] PA[°]
---------------------------------------------
2025.0 0.120 294.3
-------------------------
1990.0 0.153 332.0
1991.0 0.149 333.4
1992.0 0.145 334.8
1993.0 0.141 336.3
1994.0 0.137 337.9
1995.0 0.132 339.6
1996.0 0.128 341.4
1997.0 0.123 343.4
1998.0 0.119 345.5
1999.0 0.114 347.7
2000.0 0.109 350.2
2001.0 0.105 352.9
2002.0 0.100 355.9
2003.0 0.095 359.1
2004.0 0.091 2.7
2005.0 0.086 6.6
2006.0 0.082 11.0
2007.0 0.078 15.8
2008.0 0.074 21.2
2009.0 0.070 27.1
2010.0 0.067 33.6
2011.0 0.065 40.7
2012.0 0.063 48.3
2013.0 0.061 56.3
2014.0 0.060 64.7
2015.0 0.059 73.5
2016.0 0.057 82.8
2017.0 0.053 92.9
2018.0 0.045 105.5
2019.0 0.025 131.5
2020.0 0.021 245.7
2021.0 0.049 275.8
2022.0 0.073 284.2
2023.0 0.092 288.8
2024.0 0.107 291.9
2025.0 0.120 294.3
2026.0 0.131 296.2
2027.0 0.141 297.9
2028.0 0.149 299.3
2029.0 0.156 300.6
2030.0 0.163 301.9
2031.0 0.168 303.0
2032.0 0.173 304.0
2033.0 0.177 305.0
2034.0 0.181 306.0
2035.0 0.184 306.9
2036.0 0.187 307.8
2037.0 0.189 308.7
2038.0 0.191 309.5
2039.0 0.192 310.4
2040.0 0.193 311.2
2041.0 0.194 312.0
2042.0 0.194 312.9
2043.0 0.194 313.7
2044.0 0.194 314.5
2045.0 0.194 315.3
2046.0 0.193 316.1
2047.0 0.192 317.0
2048.0 0.191 317.8
2049.0 0.189 318.7
2050.0 0.187 319.5
2051.0 0.185 320.4
2052.0 0.183 321.3
2053.0 0.181 322.2
2054.0 0.179 323.2
2055.0 0.176 324.2
2056.0 0.173 325.2
2057.0 0.170 326.2
2058.0 0.167 327.3
2059.0 0.164 328.4
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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