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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 19:07:16

Orbital Elements for VOU34

WDS:	VOU34	WDS ID/Discoverer
P:	55.000	Orbital period (years)
a:	0.1642	Semi-major axis (arcseconds)
i:	96.9	Inclination (degrees)
Ω:	134.4	Longitude of ascending node (degrees)
T:	2003.750	Epoch of periastron passage (year)
e:	0.02	Eccentricity
ω:	86.0	Longitude of periastron (degrees)
Start-Year:	1998.0	Year
End-Year:	2052.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for VOU34

Position:	193739.38-412729.5	Epoch-2000 right ascension and declination
WDS-ID:	19377-4128	WDS designation
Discoverer Code:	VOU34	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	184732	HD catalog number
Hipparcos number:	96545	Hipparcos catalog number
V1:	8.67	Magnitude of the primary
V2:	8.34	Magnitude of the secondary
Equinox:	2000	Equinox
Date:		Date of last observation
Orbit grade:	3	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:		Flags

Double Star Orbit for VOU34

WDS 6th Orbit including measures of VOU34

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

Ephemeris of VOU34

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.116    307.2
-------------------------
1998.0     0.111    127.1
1999.0     0.097    125.1
2000.0     0.081    122.4
2001.0     0.065    118.4
2002.0     0.048    111.6
2003.0     0.032     97.6
2004.0     0.020     62.9
2005.0     0.023     11.1
2006.0     0.037    345.4
2007.0     0.053    334.6
2008.0     0.070    328.9
2009.0     0.086    325.4
2010.0     0.102    323.0
2011.0     0.116    321.2
2012.0     0.128    319.8
2013.0     0.139    318.6
2014.0     0.148    317.6
2015.0     0.155    316.7
2016.0     0.160    315.8
2017.0     0.163    315.0
2018.0     0.164    314.2
2019.0     0.163    313.4
2020.0     0.160    312.6
2021.0     0.155    311.8
2022.0     0.148    310.8
2023.0     0.138    309.8
2024.0     0.128    308.6
2025.0     0.116    307.2
2026.0     0.102    305.4
2027.0     0.087    303.0
2028.0     0.072    299.6
2029.0     0.056    294.3
2030.0     0.040    284.6
2031.0     0.026    263.5
2032.0     0.020    218.4
2033.0     0.029    178.7
2034.0     0.043    161.3
2035.0     0.059    153.0
2036.0     0.075    148.3
2037.0     0.091    145.2
2038.0     0.105    143.0
2039.0     0.118    141.3
2040.0     0.130    139.9
2041.0     0.141    138.7
2042.0     0.149    137.7
2043.0     0.156    136.8
2044.0     0.161    136.0
2045.0     0.163    135.2
2046.0     0.164    134.4
2047.0     0.162    133.6
2048.0     0.159    132.8
2049.0     0.153    131.9
2050.0     0.145    130.9
2051.0     0.136    129.9

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.