Sri Widiyantoro¹, Kasbani *², Devy Kamil Syahbana², Jeremy D Pesicek³, Andri D Nugraha⁴, Irwan Meilano⁵, Eddy Sucipta⁶, Asep Saepuloh⁶, David Prambudi Sahara¹, Zulfakriza Zulfakriza¹, Endra Gunawan¹, Martanto Martanto², Imam C Priambodo², Yayan M Husni⁷, Aditya Lesmana⁷, Dian Kusumawati⁴, Ardianto Ardianto⁷, Billy S Prabowo⁷ and Jacob B Lowenstern⁸, (1)Bandung Institute of Technology, Global Geophysics Research Group, Bandung, Indonesia, (2)Center of Volcanology and Geological Hazard Mitigation, Bandung, Indonesia, (3)USGS Volcano Disaster Assistance Program, Anchorage, AK, United States, (4)Institut Teknologi Bandung, Global Geophysics Research Group, Bandung, Indonesia, (5)Institut Teknologi Bandung (ITB), Indonesia, Bandung, Indonesia, (6)Bandung Institute of Technology, Petrology, Volcanology, and Geochemistry Research Group, Bandung, Indonesia, (7)Bandung Institute of Technology, Laboratory of Volcanology and Geothermal, Bandung, Indonesia, (8)USGS Volcano Disaster Assistance Program, Vancouver, WA, United States