Fig. 2From: The 2017 Nishinoshima eruption: combined analysis using Himawari-8 and multiple high-resolution satellite imagesa Himawari-8 AHI images acquired around the start of the activity. A–D correlate with these labels in b, and also the image collection times are marked by them in b. b Time-series variation of maximum pixel-integrated temperature at 3.9 µm (T3.9Mx: closed circles) and 11 µm (T11Mx: open circles) between 17 and 19 April 2017. Arrows labeled A–D indicate the times at which the images in a were acquiredBack to article page