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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 19:06:40
WDS:
A713
WDS ID/Discoverer
P:
177.356
Orbital period (years)
a:
0.2919
Semi-major axis (arcseconds)
i:
48.73
Inclination (degrees)
Ω:
84.54
Longitude of ascending node (degrees)
T:
1858.892
Epoch of periastron passage (year)
e:
0.471
Eccentricity
ω:
334.89
Longitude of periastron (degrees)
Start-Year:
1937.0
Year
End-Year:
2113.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
193116.38+472852.6
Epoch-2000 right ascension and declination
WDS-ID:
19313+4729
WDS designation
Discoverer Code:
A713
Discover designation and components
ADS number:
12567
Aitken Double Star catalog
HD number:
184242
HD catalog number
Hipparcos number:
96011
Hipparcos catalog number
V1:
7.50
Magnitude of the primary
V2:
7.93
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2009
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 0.123 357.6
-------------------------
1937.0 0.386 240.6
1938.0 0.388 241.3
1939.0 0.391 242.0
1940.0 0.393 242.6
1941.0 0.395 243.3
1942.0 0.397 243.9
1943.0 0.399 244.5
1944.0 0.401 245.2
1945.0 0.403 245.8
1946.0 0.405 246.4
1947.0 0.406 247.0
1948.0 0.408 247.6
1949.0 0.409 248.2
1950.0 0.410 248.8
1951.0 0.411 249.4
1952.0 0.412 250.0
1953.0 0.413 250.6
1954.0 0.414 251.2
1955.0 0.414 251.8
1956.0 0.415 252.4
1957.0 0.415 253.0
1958.0 0.415 253.5
1959.0 0.415 254.1
1960.0 0.415 254.7
1961.0 0.415 255.3
1962.0 0.415 255.9
1963.0 0.415 256.5
1964.0 0.414 257.0
1965.0 0.413 257.6
1966.0 0.413 258.2
1967.0 0.412 258.8
1968.0 0.411 259.4
1969.0 0.409 260.0
1970.0 0.408 260.6
1971.0 0.406 261.2
1972.0 0.405 261.8
1973.0 0.403 262.4
1974.0 0.401 263.1
1975.0 0.399 263.7
1976.0 0.397 264.3
1977.0 0.394 265.0
1978.0 0.392 265.6
1979.0 0.389 266.3
1980.0 0.386 267.0
1981.0 0.383 267.6
1982.0 0.380 268.3
1983.0 0.377 269.0
1984.0 0.374 269.7
1985.0 0.370 270.5
1986.0 0.366 271.2
1987.0 0.362 272.0
1988.0 0.358 272.7
1989.0 0.354 273.5
1990.0 0.349 274.4
1991.0 0.345 275.2
1992.0 0.340 276.0
1993.0 0.335 276.9
1994.0 0.330 277.8
1995.0 0.325 278.8
1996.0 0.319 279.8
1997.0 0.313 280.8
1998.0 0.308 281.8
1999.0 0.302 282.9
2000.0 0.296 284.0
2001.0 0.289 285.2
2002.0 0.283 286.4
2003.0 0.276 287.7
2004.0 0.269 289.1
2005.0 0.262 290.5
2006.0 0.255 292.0
2007.0 0.248 293.6
2008.0 0.240 295.3
2009.0 0.233 297.1
2010.0 0.225 299.0
2011.0 0.217 301.1
2012.0 0.209 303.3
2013.0 0.201 305.7
2014.0 0.193 308.3
2015.0 0.186 311.1
2016.0 0.178 314.1
2017.0 0.170 317.4
2018.0 0.163 321.1
2019.0 0.155 325.1
2020.0 0.148 329.4
2021.0 0.142 334.2
2022.0 0.136 339.4
2023.0 0.131 345.1
2024.0 0.127 351.1
2025.0 0.123 357.6
2026.0 0.121 4.3
2027.0 0.120 11.2
2028.0 0.120 18.2
2029.0 0.121 25.2
2030.0 0.123 32.0
2031.0 0.126 38.5
2032.0 0.129 44.7
2033.0 0.133 50.6
2034.0 0.137 56.1
2035.0 0.141 61.3
2036.0 0.145 66.2
2037.0 0.149 70.8
2038.0 0.153 75.2
2039.0 0.156 79.5
2040.0 0.159 83.5
2041.0 0.161 87.5
2042.0 0.163 91.3
2043.0 0.164 95.1
2044.0 0.165 98.8
2045.0 0.166 102.5
2046.0 0.166 106.2
2047.0 0.166 109.8
2048.0 0.166 113.5
2049.0 0.166 117.1
2050.0 0.166 120.8
2051.0 0.166 124.4
2052.0 0.166 128.1
2053.0 0.166 131.8
2054.0 0.166 135.4
2055.0 0.166 139.1
2056.0 0.167 142.7
2057.0 0.168 146.3
2058.0 0.169 149.8
2059.0 0.171 153.3
2060.0 0.172 156.7
2061.0 0.174 160.1
2062.0 0.177 163.3
2063.0 0.179 166.5
2064.0 0.182 169.6
2065.0 0.185 172.6
2066.0 0.188 175.5
2067.0 0.192 178.3
2068.0 0.195 181.0
2069.0 0.199 183.5
2070.0 0.203 186.0
2071.0 0.207 188.4
2072.0 0.212 190.7
2073.0 0.216 192.9
2074.0 0.221 195.0
2075.0 0.225 197.0
2076.0 0.230 199.0
2077.0 0.234 200.8
2078.0 0.239 202.6
2079.0 0.244 204.4
2080.0 0.249 206.0
2081.0 0.254 207.6
2082.0 0.258 209.2
2083.0 0.263 210.6
2084.0 0.268 212.1
2085.0 0.273 213.4
2086.0 0.277 214.8
2087.0 0.282 216.1
2088.0 0.287 217.3
2089.0 0.292 218.5
2090.0 0.296 219.7
2091.0 0.301 220.8
2092.0 0.305 221.9
2093.0 0.310 223.0
2094.0 0.314 224.0
2095.0 0.318 225.0
2096.0 0.323 226.0
2097.0 0.327 226.9
2098.0 0.331 227.9
2099.0 0.335 228.8
2100.0 0.339 229.7
2101.0 0.343 230.5
2102.0 0.346 231.4
2103.0 0.350 232.2
2104.0 0.354 233.0
2105.0 0.357 233.8
2106.0 0.361 234.6
2107.0 0.364 235.4
2108.0 0.367 236.1
2109.0 0.371 236.9
2110.0 0.374 237.6
2111.0 0.377 238.3
2112.0 0.379 239.0
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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