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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:33:19

Orbital Elements for MCA30AA,AB
WDS: MCA30AA,AB WDS ID/Discoverer
P: 2.081 Orbital period (years)
a: 0.07558 Semi-major axis (arcseconds)
i: 92.31 Inclination (degrees)
Ω: 346.93 Longitude of ascending node (degrees)
T: 2006.830 Epoch of periastron passage (year)
e: 0.415 Eccentricity
ω: 192.15 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 MCA30AA,AB
Position: 072744.39+212644.0 Epoch-2000 right ascension and declination
WDS-ID: 07277+2127 WDS designation
Discoverer Code: MCA30AA,AB Discover designation and components
ADS number: 6089 Aitken Double Star catalog
HD number: 58728 HD catalog number
Hipparcos number: 36238 Hipparcos catalog number
V1: 5.28 Magnitude of the primary
V2: 7.3 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2008 Date of last observation
Orbit grade: 2 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for MCA30AA,AB



WDS 6th Orbit including measures of MCA30AA,AB

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


Ephemeris of MCA30AA,AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.052    343.7
-------------------------
2024.0     0.072    348.5
2025.0     0.052    343.7






Disclaimer
This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2025. The Double Star Calculator and the results generated are licensed under CC BY-NC-SA 4.0.


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.


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