Uploaded October 2023 | Updated September 2026, 1 hour ago

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This presentation provides a step-by-step guide for fitting ellipses to Carolina Bays. The tools necessary for this task are Google Earth, the LiDAR visualization tool by Michael Davias, and the Python open source software that fits ellipses to a set of points along the perimeter of the feature.

The Neglected Carolina Bays: Ubiquitous Geological Evidence of a Cataclysm.
Amazon: amzn.to/3uTRDsZ

A. Zamora, A model for the geomorphology of the Carolina Bays, Geomorphology, 282, 209–216. (2017), DOI 10.1016/j.geomorph.2017.01.019
doi.org/10.1016/j.geomorph.2017.01.019

Google Earth
google.com/earth/about/versions

Carolina Bay Survey. LiDAR Visualization Tool using Google Earth by Michael Davias. cbaysurvey.cintos.org

Python environment
python.org/downloads

Python programs for least squares fitting of ellipses.
github.com/citpeks/Carolina-Bays-least-squares-ellipse-fitting

WebPlotDigitizer
automeris.io/WebPlotDigitizer