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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 19:44:04

Orbital Elements for FIN375AA,AB

WDS:	FIN375AA,AB	WDS ID/Discoverer
P:	82.000	Orbital period (years)
a:	0.18	Semi-major axis (arcseconds)
i:	60.3	Inclination (degrees)
Ω:	139.0	Longitude of ascending node (degrees)
T:	2037.000	Epoch of periastron passage (year)
e:	0.515	Eccentricity
ω:	246.9	Longitude of periastron (degrees)
Start-Year:	1984.0	Year
End-Year:	2066.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for FIN375AA,AB

Position:	234723.22-711824.4	Epoch-2000 right ascension and declination
WDS-ID:	23474-7118	WDS designation
Discoverer Code:	FIN375AA,AB	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	223134	HD catalog number
Hipparcos number:	117326	Hipparcos catalog number
V1:	7.54	Magnitude of the primary
V2:	8.82	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2013	Date of last observation
Orbit grade:	3	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:		Flags

Double Star Orbit for FIN375AA,AB

WDS 6th Orbit including measures of FIN375AA,AB

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

Ephemeris of FIN375AA,AB

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.129    291.1
-------------------------
1984.0     0.199    166.4
1985.0     0.197    168.0
1986.0     0.195    169.6
1987.0     0.192    171.2
1988.0     0.190    172.8
1989.0     0.187    174.5
1990.0     0.184    176.3
1991.0     0.181    178.1
1992.0     0.178    180.0
1993.0     0.174    181.9
1994.0     0.171    184.0
1995.0     0.168    186.1
1996.0     0.164    188.3
1997.0     0.160    190.6
1998.0     0.157    193.0
1999.0     0.153    195.5
2000.0     0.150    198.1
2001.0     0.146    200.9
2002.0     0.143    203.7
2003.0     0.140    206.8
2004.0     0.137    209.9
2005.0     0.134    213.2
2006.0     0.131    216.6
2007.0     0.129    220.2
2008.0     0.127    223.9
2009.0     0.125    227.7
2010.0     0.124    231.6
2011.0     0.122    235.6
2012.0     0.121    239.7
2013.0     0.121    243.8
2014.0     0.120    247.9
2015.0     0.121    252.1
2016.0     0.121    256.2
2017.0     0.121    260.4
2018.0     0.122    264.4
2019.0     0.123    268.4
2020.0     0.124    272.4
2021.0     0.126    276.3
2022.0     0.127    280.1
2023.0     0.128    283.8
2024.0     0.129    287.5
2025.0     0.129    291.1
2026.0     0.129    294.7
2027.0     0.129    298.4
2028.0     0.127    302.0
2029.0     0.125    305.8
2030.0     0.122    309.8
2031.0     0.117    314.0
2032.0     0.111    318.6
2033.0     0.102    324.0
2034.0     0.091    330.4
2035.0     0.079    338.8
2036.0     0.065    350.5
2037.0     0.052      8.3
2038.0     0.045     34.6
2039.0     0.047     64.5
2040.0     0.057     87.6
2041.0     0.071    102.5
2042.0     0.087    112.3
2043.0     0.102    119.1
2044.0     0.116    124.2
2045.0     0.128    128.3
2046.0     0.140    131.7
2047.0     0.150    134.5
2048.0     0.159    137.1
2049.0     0.167    139.3
2050.0     0.174    141.4
2051.0     0.180    143.3
2052.0     0.185    145.2
2053.0     0.190    146.9
2054.0     0.193    148.5
2055.0     0.197    150.1
2056.0     0.199    151.7
2057.0     0.201    153.2
2058.0     0.202    154.7
2059.0     0.203    156.1
2060.0     0.204    157.6
2061.0     0.204    159.0
2062.0     0.203    160.5
2063.0     0.203    162.0
2064.0     0.202    163.4
2065.0     0.200    164.9

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.