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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 19:03:28

Orbital Elements for SAO86853

WDS:	SAO86853	WDS ID/Discoverer
P:	2.456	Orbital period (years)
a:	0.01626	Semi-major axis (arcseconds)
i:	59.91	Inclination (degrees)
Ω:	146.95	Longitude of ascending node (degrees)
T:	1992.036	Epoch of periastron passage (year)
e:	0.6477	Eccentricity
ω:	41.79	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 SAO86853

Position:	190816.49+252229.8	Epoch-2000 right ascension and declination
WDS-ID:	19083+2522	WDS designation
Discoverer Code:	SAO86853	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	178593	HD catalog number
Hipparcos number:	93995	Hipparcos catalog number
V1:	7.48	Magnitude of the primary
V2:	.	Magnitude of the secondary
Equinox:		Equinox
Date:	1991	Date of last observation
Orbit grade:	9	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for SAO86853

WDS 6th Orbit including measures of SAO86853

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

Ephemeris of SAO86853

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.023    345.7
-------------------------
2024.0     0.003    212.7
2025.0     0.023    345.7

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.