Stepovers connecting a shallow, creeping Sumatran fault segment to its deep, locked Seulimeum branch revealed by a dense seismic array

Shengji Wei1, Zheng Yang Choong2, Yukuan Chen3, Umar Muksin4, Karen Lythgoe5, Arifullah Arifullah6, Andrean Simanjuntak6 and Chenyu Li7, (1)Nanyang Technological University, Earth Observatory of Singapore, Asian School of the Environment, Singapore, Singapore, (2)Nanyang Technological University, CNYang Program, Singapore, Singapore, (3)Earth Observatory of Singapore, Singapore, Singapore, (4)Syiah Kuala University, Department of Physics, Banda Aceh, Indonesia, (5)Nanyang Technological University, Singapore, Singapore, (6)Universitas Syiah Kuala, Banda Aceh, Indonesia, (7)Nanyang Technological University, Earth Observatory of Singapore, Singapore, Singapore