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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 18:07:15

Orbital Elements for RST5524

WDS:	RST5524	WDS ID/Discoverer
P:	56.240	Orbital period (years)
a:	0.148	Semi-major axis (arcseconds)
i:	48.7	Inclination (degrees)
Ω:	15.4	Longitude of ascending node (degrees)
T:	1984.170	Epoch of periastron passage (year)
e:	0.48	Eccentricity
ω:	336.9	Longitude of periastron (degrees)
Start-Year:	1997.0	Year
End-Year:	2053.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for RST5524

Position:	114404.12-044825.8	Epoch-2000 right ascension and declination
WDS-ID:	11441-0448	WDS designation
Discoverer Code:	RST5524	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	101969	HD catalog number
Hipparcos number:	57232	Hipparcos catalog number
V1:	8.9	Magnitude of the primary
V2:	8.9	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2006	Date of last observation
Orbit grade:	5	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for RST5524

WDS 6th Orbit including measures of RST5524

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

Ephemeris of RST5524

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.183    204.3
-------------------------
1997.0     0.121    134.9
1998.0     0.129    140.1
1999.0     0.137    144.7
2000.0     0.145    148.8
2001.0     0.152    152.5
2002.0     0.160    155.8
2003.0     0.167    158.9
2004.0     0.173    161.7
2005.0     0.179    164.3
2006.0     0.185    166.7
2007.0     0.190    169.0
2008.0     0.195    171.2
2009.0     0.199    173.3
2010.0     0.203    175.3
2011.0     0.206    177.3
2012.0     0.209    179.1
2013.0     0.211    181.0
2014.0     0.212    182.8
2015.0     0.213    184.6
2016.0     0.213    186.4
2017.0     0.212    188.2
2018.0     0.211    190.0
2019.0     0.209    191.8
2020.0     0.207    193.7
2021.0     0.204    195.6
2022.0     0.200    197.6
2023.0     0.195    199.7
2024.0     0.189    201.9
2025.0     0.183    204.3
2026.0     0.176    206.8
2027.0     0.168    209.5
2028.0     0.159    212.6
2029.0     0.149    216.0
2030.0     0.138    220.0
2031.0     0.127    224.6
2032.0     0.115    230.1
2033.0     0.102    237.1
2034.0     0.090    245.9
2035.0     0.078    257.6
2036.0     0.068    273.1
2037.0     0.062    292.8
2038.0     0.061    314.8
2039.0     0.065    335.6
2040.0     0.071    353.3
2041.0     0.077      8.2
2042.0     0.080     21.2
2043.0     0.082     33.5
2044.0     0.082     45.6
2045.0     0.082     57.8
2046.0     0.082     69.9
2047.0     0.084     81.7
2048.0     0.087     92.9
2049.0     0.091    103.2
2050.0     0.097    112.4
2051.0     0.104    120.4
2052.0     0.111    127.4

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.