Figure 6From: Characteristics of dilatational infrasonic pulses accompanying low-frequency earthquakes at Miyakejima Volcano, JapanPlot over two consecutive hours of the vertical velocity component recorded at station V.MKJA on 9 January 2005. The station is approximately 2Â km from the vent. From 21 to 22Â h, repeated swarms of MF earthquakes with small magnitudes were recorded, and a large LF earthquake occurred at 21:56.Back to article page