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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 17:40:13

Orbital Elements for WOR19

WDS:	WOR19	WDS ID/Discoverer
P:	49.870	Orbital period (years)
a:	0.614	Semi-major axis (arcseconds)
i:	135.5	Inclination (degrees)
Ω:	70.7	Longitude of ascending node (degrees)
T:	2000.380	Epoch of periastron passage (year)
e:	0.18	Eccentricity
ω:	133.9	Longitude of periastron (degrees)
Start-Year:	2001.0	Year
End-Year:	2049.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for WOR19

Position:	082822.12+350059.2	Epoch-2000 right ascension and declination
WDS-ID:	08286+3502	WDS designation
Discoverer Code:	WOR19	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	.	HD catalog number
Hipparcos number:	41554	Hipparcos catalog number
V1:	11.51	Magnitude of the primary
V2:	11.55	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2022	Date of last observation
Orbit grade:	4	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:		Flags

Double Star Orbit for WOR19

WDS 6th Orbit including measures of WOR19

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

Ephemeris of WOR19

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.619    108.8
-------------------------
2001.0     0.451    281.2
2002.0     0.477    272.3
2003.0     0.499    264.3
2004.0     0.517    256.9
2005.0     0.529    250.0
2006.0     0.536    243.2
2007.0     0.538    236.6
2008.0     0.535    230.0
2009.0     0.528    223.2
2010.0     0.519    216.3
2011.0     0.509    209.1
2012.0     0.499    201.5
2013.0     0.490    193.7
2014.0     0.484    185.7
2015.0     0.481    177.5
2016.0     0.482    169.2
2017.0     0.487    161.1
2018.0     0.495    153.1
2019.0     0.508    145.5
2020.0     0.523    138.3
2021.0     0.541    131.6
2022.0     0.560    125.3
2023.0     0.580    119.4
2024.0     0.600    113.9
2025.0     0.619    108.8
2026.0     0.638    104.0
2027.0     0.654     99.4
2028.0     0.667     95.0
2029.0     0.678     90.8
2030.0     0.686     86.7
2031.0     0.690     82.7
2032.0     0.690     78.7
2033.0     0.687     74.6
2034.0     0.678     70.6
2035.0     0.666     66.3
2036.0     0.649     61.9
2037.0     0.627     57.2
2038.0     0.602     52.2
2039.0     0.573     46.6
2040.0     0.540     40.5
2041.0     0.506     33.5
2042.0     0.471     25.5
2043.0     0.438     16.3
2044.0     0.409      5.6
2045.0     0.387    353.5
2046.0     0.375    340.3
2047.0     0.374    326.6
2048.0     0.384    313.2

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.