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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 17:58:58

Orbital Elements for DAE3BC

WDS:	DAE3BC	WDS ID/Discoverer
P:	8.560	Orbital period (years)
a:	0.146	Semi-major axis (arcseconds)
i:	23.9	Inclination (degrees)
Ω:	89.4	Longitude of ascending node (degrees)
T:	2019.690	Epoch of periastron passage (year)
e:	0.34	Eccentricity
ω:	53.7	Longitude of periastron (degrees)
Start-Year:	2021.0	Year
End-Year:	2029.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for DAE3BC

Position:	103644.79+152139.6	Epoch-2000 right ascension and declination
WDS-ID:	10367+1522	WDS designation
Discoverer Code:	DAE3BC	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	.	HD catalog number
Hipparcos number:	.	Hipparcos catalog number
V1:	9.86k	Magnitude of the primary
V2:	9.91k	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2021	Date of last observation
Orbit grade:	2	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for DAE3BC

WDS 6th Orbit including measures of DAE3BC

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

Ephemeris of DAE3BC

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.172    345.3
-------------------------
2021.0     0.129    239.2
2022.0     0.167    274.3
2023.0     0.184    299.0
2024.0     0.185    321.3
2025.0     0.172    345.3
2026.0     0.152     14.5
2027.0     0.126     54.6
2028.0     0.096    118.5

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.