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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 19:01:47

Orbital Elements for CIA14AA1,2

WDS:	CIA14AA1,2	WDS ID/Discoverer
P:	3.926	Orbital period (years)
a:	0.0033599999999999997	Semi-major axis (arcseconds)
i:	33.0	Inclination (degrees)
Ω:	61.3	Longitude of ascending node (degrees)
T:	2003.290	Epoch of periastron passage (year)
e:	0.09	Eccentricity
ω:	327.0	Longitude of periastron (degrees)
Start-Year:	2024.0	Year
End-Year:	2026.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for CIA14AA1,2

Position:	185814.75+172139.4	Epoch-2000 right ascension and declination
WDS-ID:	18582+1722	WDS designation
Discoverer Code:	CIA14AA1,2	Discover designation and components
ADS number:	11884	Aitken Double Star catalog
HD number:	176155	HD catalog number
Hipparcos number:	93124	Hipparcos catalog number
V1:	5.44	Magnitude of the primary
V2:	.	Magnitude of the secondary
Equinox:		Equinox
Date:		Date of last observation
Orbit grade:	5	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for CIA14AA1,2

WDS 6th Orbit including measures of CIA14AA1,2

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

Ephemeris of CIA14AA1,2

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.004    220.8
-------------------------
2024.0     0.003    134.6
2025.0     0.004    220.8

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.