Reference for magnetic anomaly identifications is: Gaina, C., and Muller, R.D., 2007, Cenozoic tectonic and depth/age evolution of the Indonesian gateway and associated back-arc basins, Earth Science Reviews, 83:177-203, doi:10.1016/j.earscirev.2007.04.004 Caroline Sea magnetic picks were provided by author. Solomon Sea and Celebes Sea picks were digitised by EarthByte from the Gaina and Muller (2007) paper.