Enrique Portales-Julià, Image Processing Laboratory, University of Valencia, Spain; Nikolaos Ioannis Bountus, Maria Sdraka, Orion Lab, National Observatory of Athens & National Technical University of Athens, Greece; Gonzalo Mateo-García, International Methane Emissions Observatory, United Nations Environment Programme, Spain; Ioannis Papoutsis, Orion Lab, National Observatory of Athens & National Technical University of Athens, Greece; Luis Gómez-Chova, Image Processing Laboratory, University of Valencia, Spain