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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:35:56

Orbital Elements for RST4375
WDS: RST4375 WDS ID/Discoverer
P: 114.500 Orbital period (years)
a: 0.247 Semi-major axis (arcseconds)
i: 110.9 Inclination (degrees)
Ω: 289.4 Longitude of ascending node (degrees)
T: 1999.780 Epoch of periastron passage (year)
e: 0.777 Eccentricity
ω: 68.7 Longitude of periastron (degrees)
Start-Year: 1968.0 Year
End-Year: 2082.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for RST4375
Position: 074747.87-033146.7 Epoch-2000 right ascension and declination
WDS-ID: 07478-0332 WDS designation
Discoverer Code: RST4375 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 63263 HD catalog number
Hipparcos number: 38039 Hipparcos catalog number
V1: 8.35 Magnitude of the primary
V2: 9.26 Magnitude of the secondary
Equinox: Equinox
Date: 2021 Date of last observation
Orbit grade: 4 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for RST4375



WDS 6th Orbit including measures of RST4375

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


Ephemeris of RST4375
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.255     89.8
-------------------------
1968.0     0.136     29.5
1969.0     0.134     27.2
1970.0     0.131     24.7
1971.0     0.129     22.2
1972.0     0.127     19.5
1973.0     0.124     16.8
1974.0     0.123     14.0
1975.0     0.121     11.0
1976.0     0.119      8.1
1977.0     0.118      5.0
1978.0     0.117      1.8
1979.0     0.115    358.6
1980.0     0.115    355.4
1981.0     0.114    352.1
1982.0     0.113    348.8
1983.0     0.113    345.4
1984.0     0.113    342.0
1985.0     0.113    338.6
1986.0     0.113    335.2
1987.0     0.113    331.8
1988.0     0.113    328.4
1989.0     0.112    325.0
1990.0     0.112    321.6
1991.0     0.111    318.1
1992.0     0.110    314.6
1993.0     0.108    311.0
1994.0     0.105    307.3
1995.0     0.101    303.2
1996.0     0.094    298.7
1997.0     0.085    293.4
1998.0     0.070    286.2
1999.0     0.047    273.4
2000.0     0.023    231.4
2001.0     0.032    149.4
2002.0     0.060    127.1
2003.0     0.086    118.8
2004.0     0.107    114.2
2005.0     0.126    111.0
2006.0     0.142    108.6
2007.0     0.156    106.7
2008.0     0.168    105.0
2009.0     0.179    103.6
2010.0     0.188    102.3
2011.0     0.197    101.1
2012.0     0.204    100.1
2013.0     0.211     99.1
2014.0     0.218     98.1
2015.0     0.223     97.2
2016.0     0.228     96.4
2017.0     0.233     95.6
2018.0     0.237     94.8
2019.0     0.240     94.0
2020.0     0.243     93.3
2021.0     0.246     92.6
2022.0     0.249     91.9
2023.0     0.251     91.2
2024.0     0.253     90.5
2025.0     0.255     89.8
2026.0     0.256     89.2
2027.0     0.257     88.5
2028.0     0.258     87.9
2029.0     0.258     87.2
2030.0     0.259     86.6
2031.0     0.259     85.9
2032.0     0.259     85.3
2033.0     0.259     84.7
2034.0     0.259     84.0
2035.0     0.258     83.4
2036.0     0.257     82.7
2037.0     0.257     82.1
2038.0     0.256     81.4
2039.0     0.255     80.8
2040.0     0.253     80.1
2041.0     0.252     79.4
2042.0     0.250     78.7
2043.0     0.249     78.0
2044.0     0.247     77.3
2045.0     0.245     76.6
2046.0     0.243     75.9
2047.0     0.241     75.2
2048.0     0.239     74.4
2049.0     0.237     73.7
2050.0     0.235     72.9
2051.0     0.232     72.1
2052.0     0.230     71.3
2053.0     0.227     70.5
2054.0     0.225     69.6
2055.0     0.222     68.8
2056.0     0.219     67.9
2057.0     0.216     67.0
2058.0     0.213     66.0
2059.0     0.210     65.1
2060.0     0.207     64.1
2061.0     0.204     63.1
2062.0     0.201     62.0
2063.0     0.198     60.9
2064.0     0.195     59.8
2065.0     0.192     58.7
2066.0     0.188     57.5
2067.0     0.185     56.2
2068.0     0.182     55.0
2069.0     0.178     53.6
2070.0     0.175     52.3
2071.0     0.172     50.8
2072.0     0.169     49.3
2073.0     0.165     47.8
2074.0     0.162     46.2
2075.0     0.159     44.5
2076.0     0.156     42.8
2077.0     0.152     41.0
2078.0     0.149     39.1
2079.0     0.146     37.1
2080.0     0.143     35.0
2081.0     0.141     32.9






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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