Alessandro Tadini¹, Olivier Roche², Pablo Samaniego³, Arnaud Guillin⁴, Nourddine Azzaoui⁴, Mathieu Gouhier⁵, Andrea Bevilacqua⁶, Mattia De' Michieli Vitturi⁷, Federica Pardini⁷, Benjamin Bernard⁸, Willy Aspinall^9,10, Julia Eychenne⁵, Silvana Hidalgo⁸, Jean-Luc Le Pennec¹¹, Augusto Neri⁶, Raffaello Cioni¹², Marco Pistolesi¹³, Helen E Gaunt¹⁴, Silvia Vallejo Vargas¹⁵, Marjorie Encalada¹⁶, Hugo A Yepes¹⁷, Antonio Proaño^18,19 and Mia Pique⁸, (1)Laboratoire Magmas et Volcans, Clermont-Ferrand Cedex, France, (2)Laboratoire Magmas et Volcans - IRD, Aubière, France, (3)Université Clermont Auvergne, CNRS, IRD, OPGC, Laboratoire Magmas et Volcans, Clermont-Ferrand, France, (4)Laboratoire de Mathématiques Blaise Pascal, Aubière, France, (5)Laboratoire Magmas et Volcans, Aubière, France, (6)INGV National Institute of Geophysics and Volcanology, Pisa, Italy, (7)Istituto Nazionale di Geofisica e Vulcanologia, Sezione di Pisa, Pisa, Italy, (8)Instituto Geofisico EPN - Ecuador, Quito, Ecuador, (9)Organization Not Listed, Washington, DC, United States, (10)University of Bristol, Bristol, United Kingdom, (11)IRD, Laboratoire Magmas et Volcans, Quito, Ecuador, (12)University of Firenze, Firenze, Italy, (13)University of Pisa, Pisa, Italy, (14)Instituto Geofísico de la Escuela Politécnica Nacional, Quito, Ecuador, (15)Geophisic Institute, Quito, Ecuador, (16)Instituto Geofisco EPN - Ecuador, Quito, Ecuador, (17)Escuela Politecnica Nacional, Quito, Ecuador, (18)Trieste, Italy, (19)Instituto Geofísico, Escuela Politécnica Nacional, Quito, Ecuador