DOI: 10.6084/m9.figshare.30810296.v1
title: <b>MTG-LI flash detections</b>

description: This is a companion dataset to the paper "First validation of the Lightning Imager aboard Meteosat Third Generation satellite with Earth Networks Total Lightning Network" by Bližňák and Sokol (2026), to be submitted to International Journal of Applied Earth Observation and Geoinformation<br>This research was supported by the Johannes Amos Comenius Programme (OP JAC),project No. CZ.02.01.01/00/22_008/0004605, Natural and anthropogenic georisks.<br>The dataset is published under the Creative Commons Attribution 4.0 InternationalLicense (CC-BY-4.0). This license allows others to distribute, remix, adapt, and buildupon the dataset for any purpose, even commercially, as long as they give appropriatecredit to the original creator(s).<br>The dataset contains the following parts:20241001.dat - MTG-LI flash detections for October 1, 202420241002.dat - MTG-LI flash detections for October 2, 202420241003.dat - MTG-LI flash detections for October 3, 202420241004.dat - MTG-LI flash detections for October 4, 202420241005.dat - MTG-LI flash detections for October 5, 202420241006.dat - MTG-LI flash detections for October 6, 202420241007.dat - MTG-LI flash detections for October 7, 202420241008.dat - MTG-LI flash detections for October 8, 202420241009.dat - MTG-LI flash detections for October 9, 202420241010.dat - MTG-LI flash detections for October 10, 202420241011.dat - MTG-LI flash detections for October 11, 202420241012.dat - MTG-LI flash detections for October 12, 202420241013.dat - MTG-LI flash detections for October 13, 202420241014.dat - MTG-LI flash detections for October 14, 202420241015.dat - MTG-LI flash detections for October 15, 202420241016.dat - MTG-LI flash detections for October 16, 202420241017.dat - MTG-LI flash detections for October 17, 202420241018.dat - MTG-LI flash detections for October 18, 202420241019.dat - MTG-LI flash detections for October 19, 202420241020.dat - MTG-LI flash detections for October 20, 202420241021.dat - MTG-LI flash detections for October 21, 202420241022.dat - MTG-LI flash detections for October 22, 202420241023.dat - MTG-LI flash detections for October 23, 202420241024.dat - MTG-LI flash detections for October 24, 202420241025.dat - MTG-LI flash detections for October 25, 202420241026.dat - MTG-LI flash detections for October 26, 202420241027.dat - MTG-LI flash detections for October 27, 202420241028.dat - MTG-LI flash detections for October 28, 202420241029.dat - MTG-LI flash detections for October 29, 202420241030.dat - MTG-LI flash detections for October 30, 202420241031.dat - MTG-LI flash detections for October 31, 2024<br>The internal structure of each file is as follows:Column 1: Start time of the LI flash detection [YYYYMMDDhhmmSS.ssss]Column 2: End time of the LI flash detection [YYYYMMDDhhmmSS.ssss]Column 3: LI flash duration [ms]Column 4: LI flash radiance [mW·m⁻²·sr⁻¹]Column 5: Longitude of flash detection [degrees]Column 6: Latitude of flash detection [degrees]Column 7: Longitude of flash detection corrected for parallax shift [degrees]Column 8: Latitude of flash detection corrected for parallax shift [degrees]Column 9: X-axis of the grid network, where the LI flash was detected [from 1 to 301]Column 10: Y-axis of the grid network, where the LI flash was detected [from 1 to 401]Column 11: X-axis of the grid network, where the LI flash was detected including parallax shift [from 1 to 301]Column 12: Y-axis of the grid network, where the LI flash was detected including parallax shift [from 1 to 301]<br>The data were inferred from the following reference datasets, which are freely available at https://data.eumetsat.int/:LI Lightning Flashes - MTG - 0 degreeFCI Level 1c Normal Resolution Image Data - MTG - 0 degree<br>