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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 17:30:27

Orbital Elements for HDS970

WDS:	HDS970	WDS ID/Discoverer
P:	59.700	Orbital period (years)
a:	0.163	Semi-major axis (arcseconds)
i:	162.8	Inclination (degrees)
Ω:	227.1	Longitude of ascending node (degrees)
T:	2020.830	Epoch of periastron passage (year)
e:	0.756	Eccentricity
ω:	226.9	Longitude of periastron (degrees)
Start-Year:	1996.0	Year
End-Year:	2054.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HDS970

Position:	065825.11-340642.2	Epoch-2000 right ascension and declination
WDS-ID:	06584-3407	WDS designation
Discoverer Code:	HDS970	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	52092	HD catalog number
Hipparcos number:	33558	Hipparcos catalog number
V1:	5.12	Magnitude of the primary
V2:	7.61	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2021	Date of last observation
Orbit grade:	3	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for HDS970

WDS 6th Orbit including measures of HDS970

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

Ephemeris of HDS970

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.109    241.1
-------------------------
1996.0     0.273    175.0
1997.0     0.270    173.6
1998.0     0.267    172.2
1999.0     0.263    170.8
2000.0     0.259    169.3
2001.0     0.255    167.8
2002.0     0.250    166.2
2003.0     0.244    164.6
2004.0     0.238    162.8
2005.0     0.232    161.0
2006.0     0.225    159.1
2007.0     0.217    157.0
2008.0     0.209    154.8
2009.0     0.200    152.4
2010.0     0.190    149.8
2011.0     0.180    146.9
2012.0     0.169    143.6
2013.0     0.157    139.8
2014.0     0.144    135.3
2015.0     0.130    130.0
2016.0     0.115    123.3
2017.0     0.099    114.6
2018.0     0.082    102.3
2019.0     0.064     83.2
2020.0     0.047     49.3
2021.0     0.039    350.2
2022.0     0.050    295.5
2023.0     0.070    267.0
2024.0     0.090    251.2
2025.0     0.109    241.1
2026.0     0.126    233.8
2027.0     0.141    228.2
2028.0     0.155    223.6
2029.0     0.168    219.8
2030.0     0.180    216.5
2031.0     0.191    213.6
2032.0     0.201    211.0
2033.0     0.211    208.6
2034.0     0.219    206.4
2035.0     0.227    204.4
2036.0     0.234    202.6
2037.0     0.241    200.8
2038.0     0.247    199.1
2039.0     0.252    197.5
2040.0     0.257    195.9
2041.0     0.261    194.4
2042.0     0.265    193.0
2043.0     0.269    191.6
2044.0     0.272    190.2
2045.0     0.274    188.9
2046.0     0.276    187.6
2047.0     0.278    186.2
2048.0     0.279    185.0
2049.0     0.279    183.7
2050.0     0.280    182.4
2051.0     0.279    181.1
2052.0     0.279    179.8
2053.0     0.278    178.5

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.