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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 16:16:25
WDS:
I700
WDS ID/Discoverer
P:
185.000
Orbital period (years)
a:
0.56
Semi-major axis (arcseconds)
i:
68.4
Inclination (degrees)
Ω:
80.7
Longitude of ascending node (degrees)
T:
2067.400
Epoch of periastron passage (year)
e:
0.47
Eccentricity
ω:
231.3
Longitude of periastron (degrees)
Start-Year:
1933.0
Year
End-Year:
2117.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
000354.07-574949.6
Epoch-2000 right ascension and declination
WDS-ID:
00039-5750
WDS designation
Discoverer Code:
I700
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
225158
HD catalog number
Hipparcos number:
306
Hipparcos catalog number
V1:
9.12
Magnitude of the primary
V2:
9.68
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2021
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 0.252 192.5
-------------------------
1933.0 0.679 86.0
1934.0 0.682 86.4
1935.0 0.685 86.8
1936.0 0.687 87.3
1937.0 0.689 87.7
1938.0 0.690 88.1
1939.0 0.692 88.5
1940.0 0.693 88.9
1941.0 0.693 89.3
1942.0 0.694 89.7
1943.0 0.694 90.2
1944.0 0.693 90.6
1945.0 0.693 91.0
1946.0 0.692 91.4
1947.0 0.691 91.8
1948.0 0.689 92.2
1949.0 0.687 92.6
1950.0 0.685 93.1
1951.0 0.683 93.5
1952.0 0.681 93.9
1953.0 0.678 94.3
1954.0 0.675 94.8
1955.0 0.672 95.2
1956.0 0.669 95.7
1957.0 0.665 96.1
1958.0 0.661 96.6
1959.0 0.657 97.0
1960.0 0.653 97.5
1961.0 0.648 97.9
1962.0 0.643 98.4
1963.0 0.639 98.9
1964.0 0.633 99.4
1965.0 0.628 99.9
1966.0 0.623 100.4
1967.0 0.617 100.9
1968.0 0.611 101.4
1969.0 0.605 102.0
1970.0 0.599 102.5
1971.0 0.593 103.1
1972.0 0.586 103.6
1973.0 0.579 104.2
1974.0 0.573 104.8
1975.0 0.566 105.4
1976.0 0.559 106.1
1977.0 0.551 106.7
1978.0 0.544 107.4
1979.0 0.537 108.1
1980.0 0.529 108.7
1981.0 0.521 109.5
1982.0 0.514 110.2
1983.0 0.506 111.0
1984.0 0.498 111.8
1985.0 0.490 112.6
1986.0 0.481 113.4
1987.0 0.473 114.3
1988.0 0.465 115.2
1989.0 0.456 116.1
1990.0 0.448 117.1
1991.0 0.440 118.1
1992.0 0.431 119.1
1993.0 0.423 120.2
1994.0 0.414 121.4
1995.0 0.406 122.5
1996.0 0.397 123.8
1997.0 0.389 125.1
1998.0 0.380 126.4
1999.0 0.372 127.8
2000.0 0.364 129.3
2001.0 0.355 130.8
2002.0 0.347 132.4
2003.0 0.339 134.1
2004.0 0.332 135.9
2005.0 0.324 137.7
2006.0 0.317 139.6
2007.0 0.309 141.7
2008.0 0.302 143.8
2009.0 0.296 146.0
2010.0 0.289 148.3
2011.0 0.283 150.7
2012.0 0.278 153.3
2013.0 0.273 155.9
2014.0 0.268 158.6
2015.0 0.264 161.4
2016.0 0.260 164.3
2017.0 0.257 167.3
2018.0 0.254 170.3
2019.0 0.252 173.4
2020.0 0.250 176.6
2021.0 0.249 179.7
2022.0 0.249 182.9
2023.0 0.249 186.1
2024.0 0.250 189.3
2025.0 0.252 192.5
2026.0 0.254 195.6
2027.0 0.256 198.6
2028.0 0.259 201.6
2029.0 0.263 204.5
2030.0 0.267 207.3
2031.0 0.271 210.1
2032.0 0.276 212.7
2033.0 0.281 215.3
2034.0 0.286 217.8
2035.0 0.291 220.2
2036.0 0.297 222.5
2037.0 0.302 224.7
2038.0 0.308 226.8
2039.0 0.314 228.8
2040.0 0.319 230.8
2041.0 0.325 232.7
2042.0 0.330 234.6
2043.0 0.335 236.4
2044.0 0.340 238.1
2045.0 0.345 239.8
2046.0 0.349 241.4
2047.0 0.353 243.0
2048.0 0.356 244.6
2049.0 0.358 246.2
2050.0 0.360 247.7
2051.0 0.361 249.2
2052.0 0.361 250.8
2053.0 0.360 252.3
2054.0 0.358 253.8
2055.0 0.355 255.4
2056.0 0.351 257.0
2057.0 0.346 258.6
2058.0 0.339 260.3
2059.0 0.331 262.1
2060.0 0.321 263.9
2061.0 0.310 265.9
2062.0 0.297 268.1
2063.0 0.282 270.4
2064.0 0.266 273.1
2065.0 0.249 276.1
2066.0 0.231 279.5
2067.0 0.212 283.5
2068.0 0.193 288.4
2069.0 0.173 294.3
2070.0 0.155 301.7
2071.0 0.139 311.0
2072.0 0.126 322.3
2073.0 0.119 335.6
2074.0 0.117 350.0
2075.0 0.123 3.9
2076.0 0.134 16.1
2077.0 0.149 26.1
2078.0 0.167 34.1
2079.0 0.187 40.4
2080.0 0.208 45.5
2081.0 0.229 49.7
2082.0 0.251 53.1
2083.0 0.272 56.0
2084.0 0.294 58.5
2085.0 0.314 60.7
2086.0 0.335 62.6
2087.0 0.354 64.2
2088.0 0.374 65.7
2089.0 0.392 67.1
2090.0 0.410 68.3
2091.0 0.427 69.4
2092.0 0.444 70.5
2093.0 0.460 71.5
2094.0 0.475 72.4
2095.0 0.490 73.2
2096.0 0.504 74.0
2097.0 0.517 74.8
2098.0 0.530 75.5
2099.0 0.542 76.2
2100.0 0.554 76.9
2101.0 0.565 77.5
2102.0 0.575 78.1
2103.0 0.585 78.7
2104.0 0.595 79.3
2105.0 0.604 79.8
2106.0 0.612 80.3
2107.0 0.620 80.9
2108.0 0.628 81.4
2109.0 0.635 81.9
2110.0 0.642 82.4
2111.0 0.648 82.8
2112.0 0.653 83.3
2113.0 0.659 83.8
2114.0 0.664 84.2
2115.0 0.668 84.7
2116.0 0.672 85.1
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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