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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 17:24:49

Orbital Elements for CD-402356

WDS:	CD-402356	WDS ID/Discoverer
P:	6.433	Orbital period (years)
a:	0.0105	Semi-major axis (arcseconds)
i:	155.7	Inclination (degrees)
Ω:	237.9	Longitude of ascending node (degrees)
T:	2011.198	Epoch of periastron passage (year)
e:	0.885	Eccentricity
ω:	208.5	Longitude of periastron (degrees)
Start-Year:	2022.0	Year
End-Year:	2028.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for CD-402356

Position:	061631.27-403156.4	Epoch-2000 right ascension and declination
WDS-ID:	06165-4032	WDS designation
Discoverer Code:	CD-402356	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	43848	HD catalog number
Hipparcos number:	29804	Hipparcos catalog number
V1:	8.65	Magnitude of the primary
V2:	.	Magnitude of the secondary
Equinox:		Equinox
Date:		Date of last observation
Orbit grade:	9	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:		Flags

Double Star Orbit for CD-402356

WDS 6th Orbit including measures of CD-402356

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

Ephemeris of CD-402356

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.012    232.5
-------------------------
2022.0     0.018    203.0
2023.0     0.013    191.6
2024.0     0.002    110.6
2025.0     0.012    232.5
2026.0     0.018    221.0
2027.0     0.019    213.5

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.