Today reviewing the map I can see G3SRO located off the coast of Japan ?

If I look at the database it reports he is reporting from IO91

How can he be in IO91 in the database and close to Japan on the map, is this a bug and how can it be reported / investigated ?

Timestamp Call MHz SNR Drift Grid Pwr Reporter RGrid km az
2017-01-13 13:10 KK1D 14.097065 -25 2 FN31vi 1 G3SRO IO91 5348 52

Dave M0TAZ