Content-Type: text/html; charset=UTF-8
Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 16:18:06
WDS:
RST3343
WDS ID/Discoverer
P:
187.800
Orbital period (years)
a:
0.277
Semi-major axis (arcseconds)
i:
42.0
Inclination (degrees)
Ω:
88.9
Longitude of ascending node (degrees)
T:
2058.250
Epoch of periastron passage (year)
e:
0.164
Eccentricity
ω:
272.5
Longitude of periastron (degrees)
Start-Year:
1932.0
Year
End-Year:
2118.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
001233.15-114134.7
Epoch-2000 right ascension and declination
WDS-ID:
00126-1142
WDS designation
Discoverer Code:
RST3343
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
821
HD catalog number
Hipparcos number:
1005
Hipparcos catalog number
V1:
8.98
Magnitude of the primary
V2:
8.98
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2008
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 0.262 276.8
-------------------------
1932.0 0.267 126.0
1933.0 0.266 127.5
1934.0 0.264 129.0
1935.0 0.263 130.6
1936.0 0.262 132.1
1937.0 0.261 133.7
1938.0 0.259 135.3
1939.0 0.258 136.9
1940.0 0.257 138.5
1941.0 0.256 140.2
1942.0 0.254 141.8
1943.0 0.253 143.5
1944.0 0.252 145.2
1945.0 0.251 146.9
1946.0 0.250 148.6
1947.0 0.248 150.4
1948.0 0.247 152.1
1949.0 0.246 153.9
1950.0 0.245 155.7
1951.0 0.245 157.5
1952.0 0.244 159.3
1953.0 0.243 161.1
1954.0 0.242 162.9
1955.0 0.242 164.8
1956.0 0.241 166.6
1957.0 0.241 168.5
1958.0 0.240 170.3
1959.0 0.240 172.2
1960.0 0.240 174.1
1961.0 0.240 176.0
1962.0 0.240 177.8
1963.0 0.240 179.7
1964.0 0.240 181.6
1965.0 0.240 183.5
1966.0 0.240 185.4
1967.0 0.241 187.2
1968.0 0.241 189.1
1969.0 0.242 190.9
1970.0 0.242 192.8
1971.0 0.243 194.6
1972.0 0.244 196.4
1973.0 0.245 198.2
1974.0 0.246 200.0
1975.0 0.247 201.8
1976.0 0.248 203.6
1977.0 0.249 205.3
1978.0 0.250 207.1
1979.0 0.251 208.8
1980.0 0.252 210.5
1981.0 0.253 212.2
1982.0 0.255 213.8
1983.0 0.256 215.5
1984.0 0.257 217.1
1985.0 0.259 218.7
1986.0 0.260 220.3
1987.0 0.261 221.9
1988.0 0.263 223.5
1989.0 0.264 225.1
1990.0 0.265 226.6
1991.0 0.267 228.1
1992.0 0.268 229.6
1993.0 0.269 231.1
1994.0 0.270 232.6
1995.0 0.272 234.1
1996.0 0.273 235.5
1997.0 0.274 237.0
1998.0 0.275 238.4
1999.0 0.276 239.8
2000.0 0.276 241.2
2001.0 0.277 242.7
2002.0 0.278 244.1
2003.0 0.278 245.4
2004.0 0.279 246.8
2005.0 0.279 248.2
2006.0 0.280 249.6
2007.0 0.280 251.0
2008.0 0.280 252.4
2009.0 0.280 253.7
2010.0 0.280 255.1
2011.0 0.280 256.5
2012.0 0.279 257.9
2013.0 0.279 259.2
2014.0 0.278 260.6
2015.0 0.277 262.0
2016.0 0.276 263.4
2017.0 0.275 264.9
2018.0 0.274 266.3
2019.0 0.273 267.7
2020.0 0.271 269.2
2021.0 0.270 270.7
2022.0 0.268 272.2
2023.0 0.266 273.7
2024.0 0.264 275.2
2025.0 0.262 276.8
2026.0 0.259 278.4
2027.0 0.257 280.0
2028.0 0.254 281.6
2029.0 0.251 283.3
2030.0 0.248 285.1
2031.0 0.245 286.8
2032.0 0.242 288.6
2033.0 0.239 290.5
2034.0 0.236 292.4
2035.0 0.232 294.4
2036.0 0.229 296.4
2037.0 0.225 298.5
2038.0 0.222 300.7
2039.0 0.218 302.9
2040.0 0.214 305.2
2041.0 0.211 307.6
2042.0 0.207 310.1
2043.0 0.203 312.7
2044.0 0.200 315.3
2045.0 0.196 318.1
2046.0 0.193 320.9
2047.0 0.190 323.8
2048.0 0.187 326.9
2049.0 0.184 330.0
2050.0 0.182 333.2
2051.0 0.179 336.5
2052.0 0.177 339.9
2053.0 0.176 343.4
2054.0 0.174 346.9
2055.0 0.173 350.5
2056.0 0.173 354.1
2057.0 0.172 357.7
2058.0 0.172 1.4
2059.0 0.173 5.0
2060.0 0.173 8.6
2061.0 0.174 12.2
2062.0 0.176 15.7
2063.0 0.178 19.1
2064.0 0.180 22.5
2065.0 0.182 25.8
2066.0 0.184 29.0
2067.0 0.187 32.2
2068.0 0.190 35.2
2069.0 0.193 38.1
2070.0 0.197 41.0
2071.0 0.200 43.7
2072.0 0.203 46.4
2073.0 0.207 48.9
2074.0 0.211 51.4
2075.0 0.214 53.8
2076.0 0.218 56.1
2077.0 0.221 58.3
2078.0 0.225 60.5
2079.0 0.228 62.6
2080.0 0.232 64.6
2081.0 0.235 66.6
2082.0 0.238 68.5
2083.0 0.241 70.4
2084.0 0.244 72.3
2085.0 0.247 74.0
2086.0 0.250 75.8
2087.0 0.253 77.5
2088.0 0.255 79.2
2089.0 0.258 80.8
2090.0 0.260 82.4
2091.0 0.262 84.0
2092.0 0.264 85.5
2093.0 0.266 87.1
2094.0 0.267 88.6
2095.0 0.269 90.1
2096.0 0.270 91.6
2097.0 0.271 93.1
2098.0 0.272 94.5
2099.0 0.273 96.0
2100.0 0.274 97.4
2101.0 0.275 98.8
2102.0 0.275 100.3
2103.0 0.276 101.7
2104.0 0.276 103.1
2105.0 0.276 104.5
2106.0 0.276 105.9
2107.0 0.276 107.3
2108.0 0.276 108.8
2109.0 0.275 110.2
2110.0 0.275 111.6
2111.0 0.274 113.0
2112.0 0.274 114.5
2113.0 0.273 115.9
2114.0 0.272 117.4
2115.0 0.272 118.8
2116.0 0.271 120.3
2117.0 0.270 121.8
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 .
www.stella-vega.de