3-D Lithospheric Structure of the Panama Microplate from Local Earthquake Tomography: Unraveling Double Subduction in the Isthmus
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***3-D Lithospheric Structure of the Panama Microplate from Local Earthquake Tomography: Unraveling Double Subduction in the Isthmus*** Isaac Guerra-Arauz (1,2), Katsuichiro Goda (1)(1) Department of Earth Sciences, Western University, 1151 Richmond St, London, N6A 3K7, Ontario, Canada(2) National Secretariat of Science and Technology (SENACYT), Ciudad del Saber, Clayton, Panama, Panama Contact: iguerra@uwo.caDate: 12 February 2026 ***Repository Overview***This repository provides the full set of files used to (1) derive the regional 1-D P-wave velocity model, (2) perform the 3-D local earthquake tomography (LET) inversion, and (3) generate a tomographic Moho-topography proxy beneath the Panama Microplate, defined by the Vp = 7.50 km/s isovelocity surface. ***Folder Structure***1DVEL: Regional 1-D P-wave velocity model for the Panama Microplate (including adjacent areas in Costa Rica and Colombia).3DTOMO: Input files required to run the 3-D LET inversion, along with the main inversion outputs.3DMOHO: Tomographic Moho-topography proxy derived from the 3-D LET model using the Vp = 7.50 km/s isovelocity criterion (includes the full dataset and a MATLAB plotting script). ***Citation and Use***- For full methodological details and interpretation, please refer to the main manuscript and its supplementary materials.- If you use any data from this repository, please cite the associated article: https://doi.org/10.1016/j.tecto.2026.231253
