last seen 50°N 7°W · Jun 2026 · MMSI 227842010
Not yet on Master's MatePEN GWYN is a boat. She broadcasts as MMSI 227842010. PEN GWYN can join the Master's Mate Safety Initiative Network for free: think of it as a watch network that has every boat's back.
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Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Joining the Safety Initiative Network doesn't just put PEN GWYN on the map. It hands you the full bridge:
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