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Figure 4 | Earth, Planets and Space

Figure 4

From: Wide-angle refraction experiments in the Daito Ridges region at the northwestern end of the Philippine Sea plate

Figure 4

Observed record section, ray diagram, and synthetic seismogram. (a) Observed record section for OBS 41 of line DAr2 on the Amami Plateau. The reduction velocity is 8 km/s. The arrival time readings and calculated travel times are shown on the record section. The calculated Pg arrivals between −30 and 30 km are artificial. (b) Ray diagram. (c) Synthetic seismogram.

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