[1
]Institute for Geophysics Jackson School of Geosciences University of Texas at Austin
Austin TX USA
[2
]Department of Geosciences Jackson School of Geosciences University of Texas at Austin
Austin TX USA
[3
]GNS Science Lower Hutt New Zealand
[4
]Research Institute for Marine Geodynamics Japan Agency for Marine‐Earth Science and
Technology Yokohama Japan
[5
]Department of Earth Sciences University of Southern California Los Angeles CA USA