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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 19:34:31

Orbital Elements for CHR111

WDS:	CHR111	WDS ID/Discoverer
P:	1.731	Orbital period (years)
a:	0.068	Semi-major axis (arcseconds)
i:	67.535	Inclination (degrees)
Ω:	261.601	Longitude of ascending node (degrees)
T:	1965.475	Epoch of periastron passage (year)
e:	0.364	Eccentricity
ω:	172.577	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 CHR111

Position:	223118.22-063317.6	Epoch-2000 right ascension and declination
WDS-ID:	22313-0633	WDS designation
Discoverer Code:	CHR111	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	213429	HD catalog number
Hipparcos number:	111170	Hipparcos catalog number
V1:	6.3	Magnitude of the primary
V2:	8.6	Magnitude of the secondary
Equinox:		Equinox
Date:		Date of last observation
Orbit grade:	2	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for CHR111

WDS 6th Orbit including measures of CHR111

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

Ephemeris of CHR111

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.080    250.0
-------------------------

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.