Here is a visual
Thor pörölyének ereje is already a Pokestop in the L17 S2 cell, and the normal algorithm only allows one. More explanation on that here: Why an accepted Wayspot may not be used in Pokemon Go (S2 cells and Pokemon Go)
Thor pörölyének ereje is already a Pokestop in the L17 S2 cell, and the normal algorithm only allows one. More explanation on that here: Why an accepted Wayspot may not be used in Pokemon Go (S2 cells and Pokemon Go)