I agree, the closest I could get was Figure 2 in the original 2017 paper which shows the gap back then. https://iopscience.iop.org/article/10.3847/1538-3881/aa

I agree, the closest I could get was Figure 2 in the original 2017 paper which shows the gap back then. https://iopscience.iop.org/article/10.3847/1538-3881/aa80eb/meta https://iopscience.iop.org/article/10.3847/1538-3881/aa80eb/...