Correction to: Prog Earth Planet Sci (2019) 6:27

https://doi.org/10.1186/s40645-019-0270-5

After publication of this article (Nishitani et al. 2019), it was brought to our attention that the figure 5 is incorrect, where the positions of DCE and SPS were misplaced. The correct figure 5 is as below, the original publication has been corrected.

Figure 5:

figure b