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Examples

Executable Workflows

Hands-on examples for model setup, PHaRLAP execution, and result visualization.

RT1D NVIS O/X (IRI) Single-panel 1D tracer plot with O/X virtual height traces, IRI plasma-frequency profile, and top-axis IRI electron density.
Open Example
RT1D O-Mode Appleton vs Sen-Wyller Formulation comparison using a common 1D IRI profile and shared tracer axis conventions.
Open Example
RT1D O-Mode Appleton Absorption 1D IRI + NRLMSISE collision workflow with O-mode Appleton-Hartree absorption in dB/km plus plasma/collision frequency (MHz) diagnostics.
Open Example
PHaRLAP + IRI 2D Ray Trace End-to-end workflow: route setup, IRI density grid, collision model, PHaRLAP 2D run, and plotting.
Open Example
PHaRLAP + IRI 3D Ray Trace End-to-end workflow: 3D IRI/collision grids, PHaRLAP 3D run, side/front faces, and a route-aligned 3-panel view.
Open Example
RT2D IRI Cartesian Ray Trace Pure-Python 2D Cartesian oblique tracing with IRI route profiles and density-ray overlay plots.
Open Example
RT2D IRI Spherical Ray Trace Pure-Python 2D spherical oblique tracing with Earth-radius geometry and density-ray overlays.
Open Example
RT3D IRI Cartesian Ray Trace Pure-Python 3D oblique fan tracing with RT3D solvers, side/front faces, and a route-aligned 3-panel figure.
Open Example
NVIS Ionogram Synthesis (Homing2D) Find all ray paths returning to the ionosonde (ground range = 0) at each frequency using the spline root-finding homing algorithm. Produces a synthetic ionogram and density-ray overlay.
Open Example
Oblique HF Link Homing (Homing3D) Find all (azimuth, elevation) pairs whose ray lands within a user-defined radius of a target receiver. Outputs a cartopy landing-point map and a virtual-height vs frequency trace.
Open Example

3D Geoplot3 Status

MATLAB geoplot3 support is temporarily disabled in the 3D example script.

RT1D NVIS OX IRI RT1D O Mode Appleton vs Sen-Wyller RT1D O Mode Appleton Absorption PHaRLAP IRI Ray Paths PHaRLAP IRI 3D Faces PHaRLAP IRI 3D Route Faces RT2D IRI Cartesian RT2D IRI Spherical RT3D IRI Cartesian Faces RT3D IRI Cartesian Route Faces