MMSI 244150919 · Call sign PD5910
Not yet on Master's MateWILLEM SR is a Dutch harbour workboat, 25 metres long. Her hull carries a beam measuring 8 metres and a draft of 1.5 m. On the registers she's MMSI 244150919, call sign PD5910. It's free to add WILLEM SR to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Joining the Safety Initiative Network doesn't just put WILLEM SR on the map. It hands you the full bridge:
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