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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 17:01:12

Orbital Elements for PAT10

WDS:	PAT10	WDS ID/Discoverer
P:	11.016	Orbital period (years)
a:	0.128	Semi-major axis (arcseconds)
i:	142.1	Inclination (degrees)
Ω:	127.6	Longitude of ascending node (degrees)
T:	1986.570	Epoch of periastron passage (year)
e:	0.754	Eccentricity
ω:	34.1	Longitude of periastron (degrees)
Start-Year:	2020.0	Year
End-Year:	2030.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for PAT10

Position:	043017.91+195026.3	Epoch-2000 right ascension and declination
WDS-ID:	04303+1950	WDS designation
Discoverer Code:	PAT10	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	28483	HD catalog number
Hipparcos number:	21008	Hipparcos catalog number
V1:	7.2	Magnitude of the primary
V2:	11.2	Magnitude of the secondary
Equinox:		Equinox
Date:		Date of last observation
Orbit grade:	3	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for PAT10

WDS 6th Orbit including measures of PAT10

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

Ephemeris of PAT10

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.211    280.3
-------------------------
2020.0     0.047    357.7
2021.0     0.125    314.0
2022.0     0.170    301.3
2023.0     0.197    293.1
2024.0     0.210    286.5
2025.0     0.211    280.3
2026.0     0.202    273.8
2027.0     0.183    266.4
2028.0     0.154    256.7
2029.0     0.113    241.0

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.