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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 18:28:45

Orbital Elements for RST2937
WDS: RST2937 WDS ID/Discoverer
P: 146.050 Orbital period (years)
a: 0.214 Semi-major axis (arcseconds)
i: 105.9 Inclination (degrees)
Ω: 173.6 Longitude of ascending node (degrees)
T: 2006.500 Epoch of periastron passage (year)
e: 0.809 Eccentricity
ω: 113.4 Longitude of periastron (degrees)
Start-Year: 1952.0 Year
End-Year: 2098.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for RST2937
Position: 150444.33-562518.1 Epoch-2000 right ascension and declination
WDS-ID: 15047-5625 WDS designation
Discoverer Code: RST2937 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 133044 HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 9.1 Magnitude of the primary
V2: 9.1 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2014 Date of last observation
Orbit grade: 4 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for RST2937



WDS 6th Orbit including measures of RST2937

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


Ephemeris of RST2937
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.073    300.2
-------------------------
1952.0     0.213    197.4
1953.0     0.215    197.0
1954.0     0.216    196.6
1955.0     0.217    196.2
1956.0     0.218    195.8
1957.0     0.218    195.4
1958.0     0.219    195.1
1959.0     0.220    194.7
1960.0     0.221    194.3
1961.0     0.221    193.9
1962.0     0.222    193.6
1963.0     0.222    193.2
1964.0     0.222    192.8
1965.0     0.222    192.5
1966.0     0.223    192.1
1967.0     0.223    191.7
1968.0     0.222    191.4
1969.0     0.222    191.0
1970.0     0.222    190.6
1971.0     0.221    190.3
1972.0     0.221    189.9
1973.0     0.220    189.5
1974.0     0.219    189.1
1975.0     0.218    188.8
1976.0     0.217    188.4
1977.0     0.216    188.0
1978.0     0.215    187.6
1979.0     0.213    187.2
1980.0     0.211    186.8
1981.0     0.209    186.4
1982.0     0.207    186.0
1983.0     0.205    185.5
1984.0     0.202    185.1
1985.0     0.200    184.6
1986.0     0.197    184.2
1987.0     0.193    183.7
1988.0     0.190    183.2
1989.0     0.186    182.7
1990.0     0.182    182.2
1991.0     0.177    181.6
1992.0     0.172    181.0
1993.0     0.167    180.4
1994.0     0.161    179.7
1995.0     0.154    178.9
1996.0     0.147    178.1
1997.0     0.139    177.3
1998.0     0.130    176.3
1999.0     0.121    175.1
2000.0     0.110    173.7
2001.0     0.098    172.1
2002.0     0.084    169.8
2003.0     0.067    166.6
2004.0     0.048    161.1
2005.0     0.027    147.1
2006.0     0.012     69.7
2007.0     0.030     10.0
2008.0     0.048    357.6
2009.0     0.060    351.4
2010.0     0.068    347.0
2011.0     0.073    343.4
2012.0     0.076    340.1
2013.0     0.078    337.1
2014.0     0.079    334.1
2015.0     0.079    331.2
2016.0     0.079    328.3
2017.0     0.079    325.4
2018.0     0.078    322.4
2019.0     0.077    319.4
2020.0     0.077    316.3
2021.0     0.076    313.2
2022.0     0.075    310.0
2023.0     0.075    306.8
2024.0     0.074    303.5
2025.0     0.073    300.2
2026.0     0.073    296.8
2027.0     0.073    293.4
2028.0     0.073    289.9
2029.0     0.073    286.5
2030.0     0.073    283.1
2031.0     0.074    279.7
2032.0     0.074    276.4
2033.0     0.075    273.2
2034.0     0.076    270.0
2035.0     0.077    266.9
2036.0     0.079    263.9
2037.0     0.080    261.0
2038.0     0.082    258.2
2039.0     0.083    255.5
2040.0     0.085    253.0
2041.0     0.087    250.5
2042.0     0.089    248.2
2043.0     0.091    245.9
2044.0     0.093    243.8
2045.0     0.096    241.7
2046.0     0.098    239.8
2047.0     0.100    238.0
2048.0     0.103    236.2
2049.0     0.105    234.5
2050.0     0.108    232.9
2051.0     0.110    231.4
2052.0     0.113    229.9
2053.0     0.116    228.5
2054.0     0.118    227.2
2055.0     0.121    225.9
2056.0     0.124    224.7
2057.0     0.126    223.5
2058.0     0.129    222.4
2059.0     0.131    221.4
2060.0     0.134    220.3
2061.0     0.137    219.3
2062.0     0.139    218.4
2063.0     0.142    217.5
2064.0     0.145    216.6
2065.0     0.147    215.7
2066.0     0.150    214.9
2067.0     0.152    214.1
2068.0     0.155    213.3
2069.0     0.157    212.6
2070.0     0.160    211.9
2071.0     0.162    211.2
2072.0     0.165    210.5
2073.0     0.167    209.8
2074.0     0.170    209.2
2075.0     0.172    208.6
2076.0     0.174    208.0
2077.0     0.176    207.4
2078.0     0.179    206.8
2079.0     0.181    206.2
2080.0     0.183    205.7
2081.0     0.185    205.1
2082.0     0.187    204.6
2083.0     0.189    204.1
2084.0     0.191    203.6
2085.0     0.193    203.1
2086.0     0.195    202.6
2087.0     0.197    202.2
2088.0     0.199    201.7
2089.0     0.200    201.2
2090.0     0.202    200.8
2091.0     0.204    200.3
2092.0     0.205    199.9
2093.0     0.207    199.5
2094.0     0.208    199.1
2095.0     0.210    198.6
2096.0     0.211    198.2
2097.0     0.212    197.8






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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