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AGATE (0)

AGATE Simulation Framework

Model Description

The AGATE plasma simulation code, part of the Magnetosphere-Aurora Boundary Layer Explorer (MARBLE) project, is an ongoing effort to solve the kinetic Hall Magnetohydrodynamics equations within a planetary magnetosphere. AGATE implements a finite-volume scheme to solve ideal, Hall, and CGL MHD on multiple distributed processors with both CPU and GPU acceleration. 

Currently, AGATE only supports Cartesian grids with external boundary conditions; it will be extended for planetary magnetospheres in a future release.

Model Figure(s) :

Model Inputs Description

AGATE requires the definition of a grid, a plasma state initial condition, and a model configuration. These can either be defined within a Python script or loaded from HDF5 files. 

Model Outputs Description

AGATE outputs HDF5 files with plasma state data (density, momentum vector, total energy, pressure(s), magnetic field vector). Grid information is contained in separate HDF5 files.

Model Caveats

AGATE does not currently support global magnetosphere simulations, though it will soon.

Change Log

Spring 2025: Version 0.0.4 is the first released version

Model Acknowledgement/Publication Policy (if any)


	
	
	

Model Domains:

Heliosphere.Inner_Heliosphere
Heliosphere.Outer_Heliosphere
Magnetosphere.Global_Magnetosphere
Local_Physics

Space Weather Impacts:

Phenomena :

Ambient_Solar_Wind
Interplanetary_Shocks
Plasma_Sheet
Magnetosheath
Magnetotail_Dynamics
Plasmoids
Bursty Bulk Flows
Kelvin-Helmholtz_Instabilities
Magnetic_Reconnection

Simulation Type(s):

Physics-based
Physics-based.MHD

Temporal Dependence Possible? (whether the code results depend on physical time?)

true

Model is available at?

CCMC

Source code of the model is publicly available?

true

CCMC Model Status (e.g. onboarding, use in production, retired, only hosting output, only source is available):

onboarding

Code Language:

Python

Regions (this is automatically mapped based on model domain):

Earth.Magnetosphere
Heliosphere.Inner
Heliosphere.Outer

Contacts :

Chris.Bard, ModelDeveloper
John.Dorelli, ModelContact
Lutz.Rastaetter, ModelHostContact
Masha.Kuznetsova, ModelHostContact

Acknowledgement/Institution :

Relevant Links :

Publications :

  • High-Performance Computational Magnetohydrodynamics with Python
  • Model Access Information :

    Access URL: https://git.smce.nasa.gov/marble/agate-open-source
    Access URL Name: Public Repository
    Repository ID: spase://CCMC/Repository/NASA/GSFC/CCMC
    Availability: online
    AccessRights: OPEN
    Format: HTML
    Encoding: None

    Linked to Other Spase Resource(s) (example: another SimulationModel) :

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    Curator: Chiu Wiegand | NASA Official: Dr. Masha Kuznetsova | Privacy and Security Notices | Accessibility | CCMC Data Collection Consent Agreement