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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 17:55:38
WDS:
HU1594
WDS ID/Discoverer
P:
134.510
Orbital period (years)
a:
0.281
Semi-major axis (arcseconds)
i:
64.4
Inclination (degrees)
Ω:
87.3
Longitude of ascending node (degrees)
T:
2028.970
Epoch of periastron passage (year)
e:
0.629
Eccentricity
ω:
21.0
Longitude of periastron (degrees)
Start-Year:
1958.0
Year
End-Year:
2092.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
100501.86-511849.1
Epoch-2000 right ascension and declination
WDS-ID:
10050-5119
WDS designation
Discoverer Code:
HU1594
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
87652
HD catalog number
Hipparcos number:
49394
Hipparcos catalog number
V1:
6.81
Magnitude of the primary
V2:
7.16
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2014
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 0.108 72.0
-------------------------
1958.0 0.438 275.3
1959.0 0.437 275.7
1960.0 0.436 276.1
1961.0 0.434 276.4
1962.0 0.433 276.8
1963.0 0.431 277.2
1964.0 0.429 277.6
1965.0 0.426 278.0
1966.0 0.424 278.4
1967.0 0.421 278.8
1968.0 0.418 279.2
1969.0 0.415 279.6
1970.0 0.411 280.0
1971.0 0.408 280.4
1972.0 0.404 280.9
1973.0 0.400 281.3
1974.0 0.396 281.7
1975.0 0.392 282.2
1976.0 0.388 282.7
1977.0 0.383 283.1
1978.0 0.378 283.6
1979.0 0.373 284.1
1980.0 0.368 284.7
1981.0 0.362 285.2
1982.0 0.357 285.7
1983.0 0.351 286.3
1984.0 0.345 286.9
1985.0 0.339 287.5
1986.0 0.332 288.1
1987.0 0.326 288.8
1988.0 0.319 289.5
1989.0 0.312 290.2
1990.0 0.305 290.9
1991.0 0.298 291.7
1992.0 0.290 292.5
1993.0 0.283 293.4
1994.0 0.275 294.3
1995.0 0.267 295.3
1996.0 0.259 296.3
1997.0 0.251 297.4
1998.0 0.242 298.6
1999.0 0.234 299.8
2000.0 0.225 301.2
2001.0 0.216 302.6
2002.0 0.207 304.2
2003.0 0.198 306.0
2004.0 0.189 307.9
2005.0 0.179 310.0
2006.0 0.170 312.3
2007.0 0.161 314.9
2008.0 0.152 317.8
2009.0 0.143 321.1
2010.0 0.134 324.8
2011.0 0.125 329.0
2012.0 0.117 333.8
2013.0 0.110 339.3
2014.0 0.103 345.6
2015.0 0.098 352.7
2016.0 0.093 0.5
2017.0 0.090 9.0
2018.0 0.089 17.9
2019.0 0.089 26.9
2020.0 0.091 35.7
2021.0 0.094 44.1
2022.0 0.097 51.9
2023.0 0.101 59.1
2024.0 0.105 65.8
2025.0 0.108 72.0
2026.0 0.110 78.0
2027.0 0.109 83.9
2028.0 0.105 90.1
2029.0 0.098 96.9
2030.0 0.089 105.0
2031.0 0.079 115.1
2032.0 0.068 128.3
2033.0 0.061 145.5
2034.0 0.058 165.8
2035.0 0.062 185.6
2036.0 0.071 201.7
2037.0 0.084 213.7
2038.0 0.098 222.4
2039.0 0.113 228.8
2040.0 0.128 233.7
2041.0 0.143 237.6
2042.0 0.158 240.7
2043.0 0.172 243.3
2044.0 0.186 245.6
2045.0 0.200 247.5
2046.0 0.213 249.1
2047.0 0.225 250.6
2048.0 0.238 251.9
2049.0 0.249 253.1
2050.0 0.260 254.2
2051.0 0.271 255.2
2052.0 0.282 256.2
2053.0 0.292 257.0
2054.0 0.301 257.8
2055.0 0.310 258.6
2056.0 0.319 259.3
2057.0 0.327 260.0
2058.0 0.335 260.6
2059.0 0.343 261.2
2060.0 0.350 261.8
2061.0 0.357 262.4
2062.0 0.364 263.0
2063.0 0.370 263.5
2064.0 0.376 264.0
2065.0 0.382 264.5
2066.0 0.388 265.0
2067.0 0.393 265.4
2068.0 0.398 265.9
2069.0 0.402 266.3
2070.0 0.406 266.8
2071.0 0.410 267.2
2072.0 0.414 267.6
2073.0 0.418 268.0
2074.0 0.421 268.4
2075.0 0.424 268.8
2076.0 0.427 269.2
2077.0 0.429 269.6
2078.0 0.431 270.0
2079.0 0.433 270.4
2080.0 0.435 270.7
2081.0 0.437 271.1
2082.0 0.438 271.5
2083.0 0.439 271.8
2084.0 0.440 272.2
2085.0 0.440 272.6
2086.0 0.441 272.9
2087.0 0.441 273.3
2088.0 0.441 273.7
2089.0 0.441 274.0
2090.0 0.440 274.4
2091.0 0.440 274.8
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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