Felix Norman Teferle¹, Addisu Hunegnaw¹, Angela Hibbert², Simon David Paul Williams², Philip Leslie Woodworth², Ian W D Dalziel³, Robert Smalley Jr⁴ and Lawrence A Lawver⁵, (1)University of Luxembourg, Luxembourg, Luxembourg, (2)National Oceanography Centre, Liverpool, United Kingdom, (3)University of Texas at Austin, Institute for Geophysics, Austin, TX, United States, (4)University of Memphis, Center for Earthquake Research and Information, Memphis, TN, United States, (5)The University of Texas at Austin, Institute for Geophysics, Austin, TX, United States