Azores Islands

This evening I switched on the FT817 not expecting to work anyone on 10m when I heard CU7AA, Faial Island in the Azores archipelago, calling CQ on 28.520MHz. A quick single call and he came back to me with a 57 report on SSB. Although I've worked the Azores several times, including on 6m QRP, this is the first time I've worked Faial Island I think