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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 19:22:54

Orbital Elements for JNN133

WDS:	JNN133	WDS ID/Discoverer
P:	79.000	Orbital period (years)
a:	0.8	Semi-major axis (arcseconds)
i:	81.4	Inclination (degrees)
Ω:	146.6	Longitude of ascending node (degrees)
T:	2016.850	Epoch of periastron passage (year)
e:	0.64	Eccentricity
ω:	186.0	Longitude of periastron (degrees)
Start-Year:	1986.0	Year
End-Year:	2064.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for JNN133

Position:	213728.99-055507.8	Epoch-2000 right ascension and declination
WDS-ID:	21375-0555	WDS designation
Discoverer Code:	JNN133	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	.	HD catalog number
Hipparcos number:	.	Hipparcos catalog number
V1:	13.5	Magnitude of the primary
V2:	14.0	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2018	Date of last observation
Orbit grade:	5	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:		Flags

Double Star Orbit for JNN133

WDS 6th Orbit including measures of JNN133

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

Ephemeris of JNN133

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.335    132.3
-------------------------
1986.0     1.209    149.3
1987.0     1.189    149.5
1988.0     1.167    149.8
1989.0     1.143    150.0
1990.0     1.117    150.3
1991.0     1.089    150.6
1992.0     1.059    150.9
1993.0     1.027    151.2
1994.0     0.993    151.5
1995.0     0.956    151.8
1996.0     0.918    152.2
1997.0     0.877    152.6
1998.0     0.834    153.1
1999.0     0.789    153.6
2000.0     0.741    154.2
2001.0     0.691    154.8
2002.0     0.638    155.6
2003.0     0.583    156.5
2004.0     0.525    157.6
2005.0     0.465    159.0
2006.0     0.402    160.8
2007.0     0.337    163.2
2008.0     0.270    166.9
2009.0     0.202    173.1
2010.0     0.135    185.4
2011.0     0.084    216.4
2012.0     0.085    271.0
2013.0     0.138    300.7
2014.0     0.199    312.9
2015.0     0.253    319.5
2016.0     0.285    324.1
2017.0     0.284    328.1
2018.0     0.247    332.8
2019.0     0.185    340.0
2020.0     0.113    356.1
2021.0     0.066     47.0
2022.0     0.106    103.4
2023.0     0.180    121.2
2024.0     0.259    128.4
2025.0     0.335    132.3
2026.0     0.408    134.7
2027.0     0.478    136.5
2028.0     0.544    137.7
2029.0     0.607    138.7
2030.0     0.666    139.6
2031.0     0.722    140.3
2032.0     0.775    140.9
2033.0     0.825    141.4
2034.0     0.871    141.9
2035.0     0.915    142.3
2036.0     0.956    142.7
2037.0     0.995    143.0
2038.0     1.031    143.3
2039.0     1.064    143.6
2040.0     1.095    143.9
2041.0     1.124    144.2
2042.0     1.151    144.5
2043.0     1.175    144.7
2044.0     1.197    145.0
2045.0     1.217    145.2
2046.0     1.235    145.4
2047.0     1.251    145.6
2048.0     1.265    145.8
2049.0     1.277    146.0
2050.0     1.287    146.2
2051.0     1.295    146.4
2052.0     1.301    146.6
2053.0     1.305    146.8
2054.0     1.307    147.0
2055.0     1.307    147.2
2056.0     1.306    147.4
2057.0     1.303    147.6
2058.0     1.297    147.8
2059.0     1.290    148.0
2060.0     1.282    148.2
2061.0     1.271    148.4
2062.0     1.258    148.6
2063.0     1.244    148.9

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.