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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 17:14:21

Orbital Elements for SEE53

WDS:	SEE53	WDS ID/Discoverer
P:	81.000	Orbital period (years)
a:	0.1967	Semi-major axis (arcseconds)
i:	22.3	Inclination (degrees)
Ω:	138.8	Longitude of ascending node (degrees)
T:	2073.590	Epoch of periastron passage (year)
e:	0.421	Eccentricity
ω:	183.4	Longitude of periastron (degrees)
Start-Year:	1985.0	Year
End-Year:	2065.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for SEE53

Position:	052736.39-205457.1	Epoch-2000 right ascension and declination
WDS-ID:	05276-2055	WDS designation
Discoverer Code:	SEE53	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	35973	HD catalog number
Hipparcos number:	25531	Hipparcos catalog number
V1:	8.7	Magnitude of the primary
V2:	8.9	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2022	Date of last observation
Orbit grade:	3	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for SEE53

WDS 6th Orbit including measures of SEE53

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

Ephemeris of SEE53

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.270    126.7
-------------------------
1985.0     0.137    247.5
1986.0     0.132    255.5
1987.0     0.127    264.2
1988.0     0.123    273.5
1989.0     0.119    283.3
1990.0     0.117    293.7
1991.0     0.115    304.4
1992.0     0.114    315.4
1993.0     0.114    326.5
1994.0     0.114    337.6
1995.0     0.116    348.5
1996.0     0.118    359.1
1997.0     0.121      9.2
1998.0     0.125     18.8
1999.0     0.130     27.7
2000.0     0.135     35.9
2001.0     0.141     43.5
2002.0     0.148     50.4
2003.0     0.154     56.7
2004.0     0.161     62.5
2005.0     0.168     67.8
2006.0     0.175     72.7
2007.0     0.183     77.2
2008.0     0.189     81.4
2009.0     0.196     85.3
2010.0     0.203     88.9
2011.0     0.209     92.3
2012.0     0.215     95.5
2013.0     0.221     98.5
2014.0     0.227    101.4
2015.0     0.232    104.2
2016.0     0.237    106.8
2017.0     0.242    109.3
2018.0     0.247    111.7
2019.0     0.251    114.0
2020.0     0.255    116.3
2021.0     0.259    118.5
2022.0     0.262    120.6
2023.0     0.265    122.7
2024.0     0.268    124.7
2025.0     0.270    126.7
2026.0     0.273    128.6
2027.0     0.274    130.6
2028.0     0.276    132.5
2029.0     0.277    134.4
2030.0     0.278    136.2
2031.0     0.279    138.1
2032.0     0.279    139.9
2033.0     0.279    141.8
2034.0     0.279    143.6
2035.0     0.279    145.5
2036.0     0.278    147.3
2037.0     0.277    149.2
2038.0     0.275    151.1
2039.0     0.274    153.0
2040.0     0.272    155.0
2041.0     0.270    156.9
2042.0     0.267    158.9
2043.0     0.264    161.0
2044.0     0.261    163.1
2045.0     0.258    165.2
2046.0     0.254    167.4
2047.0     0.250    169.7
2048.0     0.246    172.0
2049.0     0.241    174.5
2050.0     0.236    177.0
2051.0     0.231    179.7
2052.0     0.226    182.4
2053.0     0.220    185.3
2054.0     0.214    188.4
2055.0     0.208    191.6
2056.0     0.202    195.0
2057.0     0.196    198.7
2058.0     0.189    202.6
2059.0     0.182    206.7
2060.0     0.176    211.2
2061.0     0.169    216.1
2062.0     0.162    221.4
2063.0     0.155    227.1
2064.0     0.149    233.3

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.