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

Double Star Calculator - Orbit

- Revision:   $Rev: 1216 $
- Report created:   2025-07-11 18:40:06

Orbital Elements for VOU44AB
WDS: VOU44AB WDS ID/Discoverer
P: 108.900 Orbital period (years)
a: 0.219 Semi-major axis (arcseconds)
i: 48.5 Inclination (degrees)
Ω: 217.9 Longitude of ascending node (degrees)
T: 1956.500 Epoch of periastron passage (year)
e: 0.272 Eccentricity
ω: -64.3 Longitude of periastron (degrees)
Start-Year: 1971.0 Year
End-Year: 2079.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for VOU44AB
Position: 164012.19-275950.4 Epoch-2000 right ascension and declination
WDS-ID: 16402-2800 WDS designation
Discoverer Code: VOU44AB Discover designation and components
ADS number: 10143 Aitken Double Star catalog
HD number: 150148 HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 9.19 Magnitude of the primary
V2: 10.61 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2022 Date of last observation
Orbit grade: 4 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Range error in Orbital Elements >>- Argument of periastron omega_l must be between 0 (inclusive) and 360 (exclusive) degrees<<