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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 17:58:51

Orbital Elements for RST3706

WDS:	RST3706	WDS ID/Discoverer
P:	62.600	Orbital period (years)
a:	0.1517	Semi-major axis (arcseconds)
i:	103.9	Inclination (degrees)
Ω:	40.8	Longitude of ascending node (degrees)
T:	2025.800	Epoch of periastron passage (year)
e:	0.292	Eccentricity
ω:	324.1	Longitude of periastron (degrees)
Start-Year:	1994.0	Year
End-Year:	2056.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for RST3706

Position:	103431.21-372115.1	Epoch-2000 right ascension and declination
WDS-ID:	10345-3721	WDS designation
Discoverer Code:	RST3706	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	91673	HD catalog number
Hipparcos number:	51760	Hipparcos catalog number
V1:	8.86	Magnitude of the primary
V2:	9.39	Magnitude of the secondary
Equinox:		Equinox
Date:		Date of last observation
Orbit grade:	3	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:		Flags

Double Star Orbit for RST3706

WDS 6th Orbit including measures of RST3706

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

Ephemeris of RST3706

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.079     54.2
-------------------------
1994.0     0.158    231.3
1995.0     0.164    230.1
1996.0     0.170    229.0
1997.0     0.174    228.0
1998.0     0.178    227.0
1999.0     0.181    226.1
2000.0     0.184    225.1
2001.0     0.185    224.2
2002.0     0.186    223.4
2003.0     0.185    222.5
2004.0     0.184    221.6
2005.0     0.181    220.7
2006.0     0.178    219.7
2007.0     0.174    218.7
2008.0     0.168    217.7
2009.0     0.161    216.6
2010.0     0.154    215.4
2011.0     0.145    214.0
2012.0     0.135    212.4
2013.0     0.124    210.6
2014.0     0.111    208.4
2015.0     0.098    205.6
2016.0     0.084    202.0
2017.0     0.069    196.7
2018.0     0.054    188.7
2019.0     0.041    174.8
2020.0     0.030    149.5
2021.0     0.029    113.2
2022.0     0.038     84.9
2023.0     0.051     69.1
2024.0     0.065     60.1
2025.0     0.079     54.2
2026.0     0.091     49.9
2027.0     0.100     46.6
2028.0     0.107     43.7
2029.0     0.112     41.2
2030.0     0.114     38.8
2031.0     0.113     36.5
2032.0     0.110     34.0
2033.0     0.106     31.4
2034.0     0.099     28.5
2035.0     0.092     25.2
2036.0     0.083     21.2
2037.0     0.074     16.3
2038.0     0.065     10.0
2039.0     0.056      1.6
2040.0     0.048    350.3
2041.0     0.043    335.4
2042.0     0.040    317.4
2043.0     0.042    298.9
2044.0     0.047    283.1
2045.0     0.054    271.0
2046.0     0.063    262.0
2047.0     0.073    255.4
2048.0     0.083    250.4
2049.0     0.093    246.4
2050.0     0.103    243.3
2051.0     0.113    240.6
2052.0     0.122    238.4
2053.0     0.131    236.5
2054.0     0.139    234.8
2055.0     0.147    233.4

Disclaimer

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.