Content-Type: text/html; charset=UTF-8 Double Star Calculator - Orbital Elements

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 16:56:37

Orbital Elements for RST2333AB
WDS: RST2333AB WDS ID/Discoverer
P: 225.000 Orbital period (years)
a: 0.498 Semi-major axis (arcseconds)
i: 80.9 Inclination (degrees)
Ω: 15.4 Longitude of ascending node (degrees)
T: 1949.200 Epoch of periastron passage (year)
e: 0.256 Eccentricity
ω: 358.7 Longitude of periastron (degrees)
Start-Year: 1913.0 Year
End-Year: 2137.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for RST2333AB
Position: 040918.92-202458.7 Epoch-2000 right ascension and declination
WDS-ID: 04093-2025 WDS designation
Discoverer Code: RST2333AB Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 26347 HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 9.7 Magnitude of the primary
V2: 9.7 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2010 Date of last observation
Orbit grade: 5 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for RST2333AB



WDS 6th Orbit including measures of RST2333AB

Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)


Ephemeris of RST2333AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.457    188.1
-------------------------
1913.0     0.074    298.7
1914.0     0.078    309.2
1915.0     0.085    318.4
1916.0     0.093    326.2
1917.0     0.102    332.6
1918.0     0.112    337.9
1919.0     0.123    342.3
1920.0     0.134    346.0
1921.0     0.146    349.1
1922.0     0.158    351.7
1923.0     0.170    354.0
1924.0     0.182    356.0
1925.0     0.194    357.7
1926.0     0.206    359.2
1927.0     0.217      0.6
1928.0     0.229      1.8
1929.0     0.240      2.9
1930.0     0.251      3.9
1931.0     0.262      4.8
1932.0     0.272      5.7
1933.0     0.282      6.5
1934.0     0.291      7.2
1935.0     0.301      7.9
1936.0     0.309      8.6
1937.0     0.317      9.2
1938.0     0.325      9.8
1939.0     0.332     10.3
1940.0     0.339     10.9
1941.0     0.345     11.4
1942.0     0.350     11.9
1943.0     0.355     12.4
1944.0     0.359     12.8
1945.0     0.363     13.3
1946.0     0.366     13.8
1947.0     0.368     14.2
1948.0     0.369     14.7
1949.0     0.370     15.1
1950.0     0.371     15.5
1951.0     0.370     16.0
1952.0     0.369     16.4
1953.0     0.367     16.9
1954.0     0.365     17.3
1955.0     0.361     17.8
1956.0     0.358     18.3
1957.0     0.353     18.7
1958.0     0.348     19.2
1959.0     0.342     19.7
1960.0     0.336     20.3
1961.0     0.329     20.8
1962.0     0.322     21.4
1963.0     0.314     22.0
1964.0     0.306     22.6
1965.0     0.297     23.3
1966.0     0.288     24.0
1967.0     0.278     24.8
1968.0     0.268     25.6
1969.0     0.258     26.4
1970.0     0.247     27.4
1971.0     0.237     28.4
1972.0     0.225     29.6
1973.0     0.214     30.8
1974.0     0.202     32.2
1975.0     0.191     33.8
1976.0     0.179     35.6
1977.0     0.167     37.6
1978.0     0.155     39.9
1979.0     0.144     42.7
1980.0     0.132     45.9
1981.0     0.121     49.7
1982.0     0.110     54.2
1983.0     0.101     59.7
1984.0     0.092     66.3
1985.0     0.084     74.2
1986.0     0.078     83.4
1987.0     0.075     93.8
1988.0     0.074    104.8
1989.0     0.076    115.7
1990.0     0.080    125.7
1991.0     0.086    134.5
1992.0     0.094    142.0
1993.0     0.104    148.2
1994.0     0.114    153.3
1995.0     0.125    157.6
1996.0     0.136    161.2
1997.0     0.148    164.2
1998.0     0.160    166.8
1999.0     0.172    169.0
2000.0     0.184    170.9
2001.0     0.196    172.6
2002.0     0.209    174.1
2003.0     0.221    175.4
2004.0     0.233    176.6
2005.0     0.245    177.6
2006.0     0.257    178.6
2007.0     0.269    179.5
2008.0     0.281    180.3
2009.0     0.293    181.0
2010.0     0.304    181.7
2011.0     0.316    182.3
2012.0     0.327    182.9
2013.0     0.338    183.4
2014.0     0.349    184.0
2015.0     0.360    184.4
2016.0     0.370    184.9
2017.0     0.381    185.3
2018.0     0.391    185.7
2019.0     0.401    186.1
2020.0     0.411    186.5
2021.0     0.421    186.8
2022.0     0.430    187.2
2023.0     0.439    187.5
2024.0     0.448    187.8
2025.0     0.457    188.1
2026.0     0.466    188.4
2027.0     0.474    188.7
2028.0     0.482    188.9
2029.0     0.490    189.2
2030.0     0.498    189.4
2031.0     0.506    189.7
2032.0     0.513    189.9
2033.0     0.520    190.1
2034.0     0.527    190.4
2035.0     0.534    190.6
2036.0     0.540    190.8
2037.0     0.546    191.0
2038.0     0.552    191.2
2039.0     0.558    191.4
2040.0     0.564    191.6
2041.0     0.569    191.8
2042.0     0.574    191.9
2043.0     0.579    192.1
2044.0     0.584    192.3
2045.0     0.588    192.5
2046.0     0.592    192.7
2047.0     0.596    192.8
2048.0     0.600    193.0
2049.0     0.603    193.2
2050.0     0.606    193.3
2051.0     0.609    193.5
2052.0     0.612    193.7
2053.0     0.614    193.8
2054.0     0.616    194.0
2055.0     0.618    194.1
2056.0     0.620    194.3
2057.0     0.622    194.5
2058.0     0.623    194.6
2059.0     0.624    194.8
2060.0     0.625    194.9
2061.0     0.625    195.1
2062.0     0.625    195.2
2063.0     0.625    195.4
2064.0     0.625    195.6
2065.0     0.625    195.7
2066.0     0.624    195.9
2067.0     0.623    196.0
2068.0     0.622    196.2
2069.0     0.621    196.3
2070.0     0.619    196.5
2071.0     0.617    196.6
2072.0     0.615    196.8
2073.0     0.613    197.0
2074.0     0.610    197.1
2075.0     0.607    197.3
2076.0     0.604    197.5
2077.0     0.601    197.6
2078.0     0.597    197.8
2079.0     0.593    198.0
2080.0     0.589    198.1
2081.0     0.585    198.3
2082.0     0.580    198.5
2083.0     0.576    198.7
2084.0     0.571    198.9
2085.0     0.565    199.1
2086.0     0.560    199.2
2087.0     0.554    199.4
2088.0     0.548    199.6
2089.0     0.542    199.8
2090.0     0.536    200.1
2091.0     0.529    200.3
2092.0     0.522    200.5
2093.0     0.515    200.7
2094.0     0.508    200.9
2095.0     0.500    201.2
2096.0     0.492    201.4
2097.0     0.484    201.7
2098.0     0.476    201.9
2099.0     0.468    202.2
2100.0     0.459    202.5
2101.0     0.450    202.8
2102.0     0.441    203.1
2103.0     0.432    203.4
2104.0     0.422    203.7
2105.0     0.413    204.1
2106.0     0.403    204.5
2107.0     0.393    204.8
2108.0     0.382    205.2
2109.0     0.372    205.7
2110.0     0.361    206.1
2111.0     0.350    206.6
2112.0     0.339    207.1
2113.0     0.328    207.7
2114.0     0.317    208.2
2115.0     0.305    208.9
2116.0     0.293    209.6
2117.0     0.282    210.3
2118.0     0.270    211.1
2119.0     0.258    212.0
2120.0     0.246    212.9
2121.0     0.233    214.0
2122.0     0.221    215.2
2123.0     0.209    216.5
2124.0     0.196    218.0
2125.0     0.184    219.6
2126.0     0.171    221.6
2127.0     0.159    223.8
2128.0     0.147    226.4
2129.0     0.135    229.4
2130.0     0.124    233.1
2131.0     0.113    237.4
2132.0     0.102    242.7
2133.0     0.093    249.1
2134.0     0.085    256.8
2135.0     0.079    265.9
2136.0     0.075    276.3






Disclaimer
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.


Acknowledgements
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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