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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 16:53:56

Orbital Elements for HR1164

WDS:	HR1164	WDS ID/Discoverer
P:	0.761	Orbital period (years)
a:	0.023899999999999998	Semi-major axis (arcseconds)
i:	69.3	Inclination (degrees)
Ω:	299.3	Longitude of ascending node (degrees)
T:	1997.916	Epoch of periastron passage (year)
e:	0.143	Eccentricity
ω:	160.5	Longitude of periastron (degrees)
Start-Year:	2025.0	Year
End-Year:	2025.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HR1164

Position:	034749.02+321143.4	Epoch-2000 right ascension and declination
WDS-ID:	03478+3212	WDS designation
Discoverer Code:	HR1164	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	23626	HD catalog number
Hipparcos number:	17732	Hipparcos catalog number
V1:	6.27	Magnitude of the primary
V2:	.	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	1991	Date of last observation
Orbit grade:	9	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for HR1164

WDS 6th Orbit including measures of HR1164

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

Ephemeris of HR1164

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.027    301.9
-------------------------

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.