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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 17:13:31

Orbital Elements for V1261ORI

WDS:	V1261ORI	WDS ID/Discoverer
P:	1.754	Orbital period (years)
a:	0.00184	Semi-major axis (arcseconds)
i:	100.2	Inclination (degrees)
Ω:	300.6	Longitude of ascending node (degrees)
T:	1990.548	Epoch of periastron passage (year)
e:	0.071	Eccentricity
ω:	351.4	Longitude of periastron (degrees)
Start-Year:	2025.0	Year
End-Year:	2025.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for V1261ORI

Position:	052218.62-083958.0	Epoch-2000 right ascension and declination
WDS-ID:	05223-0840	WDS designation
Discoverer Code:	V1261ORI	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	35155	HD catalog number
Hipparcos number:	25092	Hipparcos catalog number
V1:	6.87	Magnitude of the primary
V2:	.	Magnitude of the secondary
Equinox:		Equinox
Date:	1993	Date of last observation
Orbit grade:	9	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:		Flags

Double Star Orbit for V1261ORI

WDS 6th Orbit including measures of V1261ORI

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

Ephemeris of V1261ORI

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.002    113.1
-------------------------

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.