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Harmonica dev

Getting Started

  • Overview
  • Installing
  • Gallery
    • Gravity Disturbances
    • Topography-free (Bouguer) Gravity Disturbances
    • Airy Isostatic Moho
    • Equivalent Sources
      • Gridding with block-averaged equivalent sources
      • Gridding and upward continuation
      • Gradient-boosted equivalent sources
      • Gridding in spherical coordinates
    • Forward Modeling
      • Point Masses in Cartesian Coordinates
      • Layer of prisms
      • Gravitational effect of topography
      • Tesseroids (spherical prisms)
      • Layer of tesseroids
      • Tesseroids with variable density
    • Grid transformations
      • Reduction to the pole of a magnetic anomaly grid
      • Total gradient amplitude of a regular grid
      • Tilt of a regular grid
      • Upward continuation of a regular grid
      • Upward derivative of a regular grid
    • 3D visualizations
      • Plot a prism layer in 3D

User Guide

  • Coordinate systems
  • Forward modelling
    • Point sources
    • Magnetic dipoles
    • Rectangular prisms
    • Tesseroids
  • Gravity Disturbance
  • Topographic Correction
  • Equivalent Sources
    • Estimating damping and depth parameters
    • Block-averaged equivalent sources
    • Gradient-boosted equivalent sources
    • Equivalent sources in spherical coordinates
  • Grid transformations

Reference documentation

  • API Reference
    • harmonica.bouguer_correction
    • harmonica.derivative_easting
    • harmonica.derivative_northing
    • harmonica.derivative_upward
    • harmonica.upward_continuation
    • harmonica.gaussian_lowpass
    • harmonica.gaussian_highpass
    • harmonica.reduction_to_pole
    • harmonica.total_gradient_amplitude
    • harmonica.tilt_angle
    • harmonica.filters.derivative_easting_kernel
    • harmonica.filters.derivative_northing_kernel
    • harmonica.filters.derivative_upward_kernel
    • harmonica.filters.upward_continuation_kernel
    • harmonica.filters.gaussian_lowpass_kernel
    • harmonica.filters.gaussian_highpass_kernel
    • harmonica.filters.reduction_to_pole_kernel
    • harmonica.EquivalentSources
    • harmonica.EquivalentSourcesGB
    • harmonica.EquivalentSourcesSph
    • harmonica.point_gravity
    • harmonica.prism_gravity
    • harmonica.tesseroid_gravity
    • harmonica.dipole_magnetic
    • harmonica.prism_magnetic
    • harmonica.prism_layer
    • harmonica.tesseroid_layer
    • harmonica.DatasetAccessorPrismLayer
    • harmonica.DatasetAccessorTesseroidLayer
    • harmonica.isostatic_moho_airy
    • harmonica.EulerDeconvolution
    • harmonica.load_icgem_gdf
    • harmonica.load_oasis_montaj_grid
    • harmonica.visualization.prism_to_pyvista
    • harmonica.magnetic_vec_to_angles
    • harmonica.magnetic_angles_to_vec
    • harmonica.total_field_anomaly
  • Citing Harmonica
  • References
  • Changelog
  • Version compatibility
  • Documentation for other versions

Community

  • Join the community
  • How to contribute
  • Code of Conduct
  • Source code on GitHub
  • The Fatiando a Terra project
  • Repository
  • Suggest edit
  • Open issue
  • .rst

Gallery

Contents

  • Equivalent Sources
  • Forward Modeling
  • Grid transformations
  • 3D visualizations

Gallery#

This gallery contains a selection examples of what Harmonica can do.

Gravity Disturbances

Gravity Disturbances

Topography-free (Bouguer) Gravity Disturbances

Topography-free (Bouguer) Gravity Disturbances

Airy Isostatic Moho

Airy Isostatic Moho

Equivalent Sources#

Gridding with block-averaged equivalent sources

Gridding with block-averaged equivalent sources

Gridding and upward continuation

Gridding and upward continuation

Gradient-boosted equivalent sources

Gradient-boosted equivalent sources

Gridding in spherical coordinates

Gridding in spherical coordinates

Forward Modeling#

Point Masses in Cartesian Coordinates

Point Masses in Cartesian Coordinates

Layer of prisms

Layer of prisms

Gravitational effect of topography

Gravitational effect of topography

Tesseroids (spherical prisms)

Tesseroids (spherical prisms)

Layer of tesseroids

Layer of tesseroids

Tesseroids with variable density

Tesseroids with variable density

Grid transformations#

Reduction to the pole of a magnetic anomaly grid

Reduction to the pole of a magnetic anomaly grid

Total gradient amplitude of a regular grid

Total gradient amplitude of a regular grid

Tilt of a regular grid

Tilt of a regular grid

Upward continuation of a regular grid

Upward continuation of a regular grid

Upward derivative of a regular grid

Upward derivative of a regular grid

3D visualizations#

Plot a prism layer in 3D

Plot a prism layer in 3D

Gallery generated by Sphinx-Gallery

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Installing

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Gravity Disturbances

Contents
  • Equivalent Sources
  • Forward Modeling
  • Grid transformations
  • 3D visualizations

Last updated on Jun 10, 2025.