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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 18:29:00
WDS:
COU1271
WDS ID/Discoverer
P:
137.830
Orbital period (years)
a:
0.38
Semi-major axis (arcseconds)
i:
0.0
Inclination (degrees)
Ω:
0.0
Longitude of ascending node (degrees)
T:
0.000
Epoch of periastron passage (year)
e:
0.0
Eccentricity
ω:
0.0
Longitude of periastron (degrees)
Start-Year:
1957.0
Year
End-Year:
2093.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
150747.23+395558.3
Epoch-2000 right ascension and declination
WDS-ID:
15078+3956
WDS designation
Discoverer Code:
COU1271
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
134303
HD catalog number
Hipparcos number:
.
Hipparcos catalog number
V1:
9.0
Magnitude of the primary
V2:
10.0
Magnitude of the secondary
Equinox:
Equinox
Date:
Date of last observation
Orbit grade:
5
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 0.380 249.1
-------------------------
1957.0 0.380 71.5
1958.0 0.380 74.1
1959.0 0.380 76.7
1960.0 0.380 79.3
1961.0 0.380 82.0
1962.0 0.380 84.6
1963.0 0.380 87.2
1964.0 0.380 89.8
1965.0 0.380 92.4
1966.0 0.380 95.0
1967.0 0.380 97.6
1968.0 0.380 100.2
1969.0 0.380 102.9
1970.0 0.380 105.5
1971.0 0.380 108.1
1972.0 0.380 110.7
1973.0 0.380 113.3
1974.0 0.380 115.9
1975.0 0.380 118.5
1976.0 0.380 121.1
1977.0 0.380 123.8
1978.0 0.380 126.4
1979.0 0.380 129.0
1980.0 0.380 131.6
1981.0 0.380 134.2
1982.0 0.380 136.8
1983.0 0.380 139.4
1984.0 0.380 142.0
1985.0 0.380 144.6
1986.0 0.380 147.3
1987.0 0.380 149.9
1988.0 0.380 152.5
1989.0 0.380 155.1
1990.0 0.380 157.7
1991.0 0.380 160.3
1992.0 0.380 162.9
1993.0 0.380 165.5
1994.0 0.380 168.2
1995.0 0.380 170.8
1996.0 0.380 173.4
1997.0 0.380 176.0
1998.0 0.380 178.6
1999.0 0.380 181.2
2000.0 0.380 183.8
2001.0 0.380 186.4
2002.0 0.380 189.1
2003.0 0.380 191.7
2004.0 0.380 194.3
2005.0 0.380 196.9
2006.0 0.380 199.5
2007.0 0.380 202.1
2008.0 0.380 204.7
2009.0 0.380 207.3
2010.0 0.380 209.9
2011.0 0.380 212.6
2012.0 0.380 215.2
2013.0 0.380 217.8
2014.0 0.380 220.4
2015.0 0.380 223.0
2016.0 0.380 225.6
2017.0 0.380 228.2
2018.0 0.380 230.8
2019.0 0.380 233.5
2020.0 0.380 236.1
2021.0 0.380 238.7
2022.0 0.380 241.3
2023.0 0.380 243.9
2024.0 0.380 246.5
2025.0 0.380 249.1
2026.0 0.380 251.7
2027.0 0.380 254.3
2028.0 0.380 257.0
2029.0 0.380 259.6
2030.0 0.380 262.2
2031.0 0.380 264.8
2032.0 0.380 267.4
2033.0 0.380 270.0
2034.0 0.380 272.6
2035.0 0.380 275.2
2036.0 0.380 277.9
2037.0 0.380 280.5
2038.0 0.380 283.1
2039.0 0.380 285.7
2040.0 0.380 288.3
2041.0 0.380 290.9
2042.0 0.380 293.5
2043.0 0.380 296.1
2044.0 0.380 298.8
2045.0 0.380 301.4
2046.0 0.380 304.0
2047.0 0.380 306.6
2048.0 0.380 309.2
2049.0 0.380 311.8
2050.0 0.380 314.4
2051.0 0.380 317.0
2052.0 0.380 319.6
2053.0 0.380 322.3
2054.0 0.380 324.9
2055.0 0.380 327.5
2056.0 0.380 330.1
2057.0 0.380 332.7
2058.0 0.380 335.3
2059.0 0.380 337.9
2060.0 0.380 340.5
2061.0 0.380 343.2
2062.0 0.380 345.8
2063.0 0.380 348.4
2064.0 0.380 351.0
2065.0 0.380 353.6
2066.0 0.380 356.2
2067.0 0.380 358.8
2068.0 0.380 1.4
2069.0 0.380 4.0
2070.0 0.380 6.7
2071.0 0.380 9.3
2072.0 0.380 11.9
2073.0 0.380 14.5
2074.0 0.380 17.1
2075.0 0.380 19.7
2076.0 0.380 22.3
2077.0 0.380 24.9
2078.0 0.380 27.6
2079.0 0.380 30.2
2080.0 0.380 32.8
2081.0 0.380 35.4
2082.0 0.380 38.0
2083.0 0.380 40.6
2084.0 0.380 43.2
2085.0 0.380 45.8
2086.0 0.380 48.5
2087.0 0.380 51.1
2088.0 0.380 53.7
2089.0 0.380 56.3
2090.0 0.380 58.9
2091.0 0.380 61.5
2092.0 0.380 64.1
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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