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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 18:42:47

Orbital Elements for HDS2410

WDS:	HDS2410	WDS ID/Discoverer
P:	31.399	Orbital period (years)
a:	0.125	Semi-major axis (arcseconds)
i:	105.9	Inclination (degrees)
Ω:	0.9	Longitude of ascending node (degrees)
T:	1999.007	Epoch of periastron passage (year)
e:	0.353	Eccentricity
ω:	137.0	Longitude of periastron (degrees)
Start-Year:	2010.0	Year
End-Year:	2040.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HDS2410

Position:	170124.29-263837.5	Epoch-2000 right ascension and declination
WDS-ID:	17014-2639	WDS designation
Discoverer Code:	HDS2410	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	153567	HD catalog number
Hipparcos number:	83296	Hipparcos catalog number
V1:	8.71	Magnitude of the primary
V2:	9.38	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 HDS2410

WDS 6th Orbit including measures of HDS2410

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

Ephemeris of HDS2410

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.100    350.4
-------------------------
2010.0     0.064     40.7
2011.0     0.079     31.7
2012.0     0.094     25.5
2013.0     0.107     20.9
2014.0     0.120     17.4
2015.0     0.131     14.4
2016.0     0.140     11.9
2017.0     0.147      9.7
2018.0     0.152      7.6
2019.0     0.154      5.7
2020.0     0.153      3.7
2021.0     0.150      1.7
2022.0     0.143    359.6
2023.0     0.133    357.2
2024.0     0.118    354.3
2025.0     0.100    350.4
2026.0     0.078    344.6
2027.0     0.053    333.5
2028.0     0.029    302.4
2029.0     0.029    232.8
2030.0     0.052    201.1
2031.0     0.073    189.1
2032.0     0.086    181.9
2033.0     0.089    176.0
2034.0     0.085    170.1
2035.0     0.076    163.0
2036.0     0.063    153.4
2037.0     0.051    139.1
2038.0     0.042    117.0
2039.0     0.040     88.1

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.