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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 17:41:15

Orbital Elements for I314

WDS:	I314	WDS ID/Discoverer
P:	65.790	Orbital period (years)
a:	0.565	Semi-major axis (arcseconds)
i:	99.0	Inclination (degrees)
Ω:	57.5	Longitude of ascending node (degrees)
T:	1990.840	Epoch of periastron passage (year)
e:	0.824	Eccentricity
ω:	339.7	Longitude of periastron (degrees)
Start-Year:	1993.0	Year
End-Year:	2057.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for I314

Position:	083922.09-363624.0	Epoch-2000 right ascension and declination
WDS-ID:	08394-3636	WDS designation
Discoverer Code:	I314	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	73900	HD catalog number
Hipparcos number:	42455	Hipparcos catalog number
V1:	6.4	Magnitude of the primary
V2:	7.9	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2018	Date of last observation
Orbit grade:	3	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for I314

WDS 6th Orbit including measures of I314

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

Ephemeris of I314

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.974    240.6
-------------------------
1993.0     0.040    348.2
1994.0     0.072    279.3
1995.0     0.131    262.6
1996.0     0.190    256.4
1997.0     0.246    253.1
1998.0     0.300    251.0
1999.0     0.350    249.6
2000.0     0.398    248.4
2001.0     0.443    247.6
2002.0     0.486    246.9
2003.0     0.526    246.2
2004.0     0.564    245.7
2005.0     0.600    245.3
2006.0     0.635    244.9
2007.0     0.667    244.5
2008.0     0.697    244.2
2009.0     0.726    243.9
2010.0     0.753    243.6
2011.0     0.778    243.3
2012.0     0.802    243.1
2013.0     0.824    242.8
2014.0     0.845    242.6
2015.0     0.864    242.4
2016.0     0.881    242.2
2017.0     0.897    242.0
2018.0     0.912    241.8
2019.0     0.925    241.6
2020.0     0.937    241.4
2021.0     0.947    241.3
2022.0     0.956    241.1
2023.0     0.964    240.9
2024.0     0.970    240.8
2025.0     0.974    240.6
2026.0     0.977    240.4
2027.0     0.979    240.3
2028.0     0.979    240.1
2029.0     0.978    240.0
2030.0     0.975    239.8
2031.0     0.970    239.6
2032.0     0.964    239.5
2033.0     0.956    239.3
2034.0     0.947    239.1
2035.0     0.936    239.0
2036.0     0.923    238.8
2037.0     0.908    238.6
2038.0     0.891    238.4
2039.0     0.872    238.2
2040.0     0.851    238.0
2041.0     0.828    237.8
2042.0     0.802    237.5
2043.0     0.774    237.3
2044.0     0.743    237.0
2045.0     0.710    236.7
2046.0     0.673    236.4
2047.0     0.632    236.0
2048.0     0.587    235.6
2049.0     0.538    235.1
2050.0     0.484    234.5
2051.0     0.424    233.8
2052.0     0.357    232.8
2053.0     0.281    231.2
2054.0     0.193    228.4
2055.0     0.091    219.8
2056.0     0.037     87.4

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.