Master's MateSafety Initiative Network
The Master's Mate Safety Initiative Network (MMSIn) — like AAA for the ocean, but free & community-driven. Cruisers keeping each other safe: anchor-drag & distress alerts, a verified captains directory, and a watch network that has your back.
Unclassified
Henry A
MMSI 367762940 · Call sign WDJ2916
Not yet on Master's MateType
Unclassified
Flag
USALength
33.5 m
Beam
9.8 m
Draft
2 m
Call sign
WDJ2916
Official No.
1207999
AIS reports
1
Henry A is an American 33.5-metre craft. She's built with 9.8 metres in the beam and a 2 m draft. She's listed under MMSI 367762940, call sign WDJ2916. It's free to add Henry A to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.
Free forever · No credit card
Is Henry A your boat?
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
Wherever Henry A roams, you're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Henry A on the map. It hands you the full bridge:
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim Henry A and switch it all on
Free to join · nothing to install to start · cancel anytime
About Henry A
What kind of vessel is Henry A?
Henry A is a Unclassified flagged to United States of America.
What is Henry A's MMSI?
Henry A's MMSI is 367762940. Call sign WDJ2916.
How big is Henry A?
Henry A is about 33.5 m long, 9.8 m on the beam, drawing 2 m.
Is Henry A on the Master's Mate Safety Initiative Network?
Not yet. If Henry A is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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