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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 16:36:36

Orbital Elements for BD+48696

WDS:	BD+48696	WDS ID/Discoverer
P:	6.385	Orbital period (years)
a:	0.033	Semi-major axis (arcseconds)
i:	86.2	Inclination (degrees)
Ω:	83.0	Longitude of ascending node (degrees)
T:	1989.677	Epoch of periastron passage (year)
e:	0.54	Eccentricity
ω:	259.0	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 BD+48696

Position:	023353.34+493022.5	Epoch-2000 right ascension and declination
WDS-ID:	02339+4930	WDS designation
Discoverer Code:	BD+48696	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	15777	HD catalog number
Hipparcos number:	11923	Hipparcos catalog number
V1:	8.0	Magnitude of the primary
V2:	.	Magnitude of the secondary
Equinox:		Equinox
Date:	1992	Date of last observation
Orbit grade:	9	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:		Flags

Double Star Orbit for BD+48696

WDS 6th Orbit including measures of BD+48696

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

Ephemeris of BD+48696

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.007    111.8
-------------------------
2022.0     0.018     81.0
2023.0     0.031     85.7
2024.0     0.022     90.3
2025.0     0.007    111.8
2026.0     0.012    249.1
2027.0     0.024    259.7

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.