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.
Passenger
AMERICAN PRINCESS
MMSI 367124840 · Call sign WDP9573
Not yet on Master's MateType
Passenger
Flag
USALength
28 m
Beam
7 m
Draft
1.8 m
Call sign
WDP9573
IMO
100930249
Official No.
930249
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
29
AMERICAN PRINCESS, an American passenger ferry, measures 28 metres on deck. She has a 7-metre beam and a draft of 1.8 m. On AIS she appears as MMSI 367124840, call sign WDP9573. AMERICAN PRINCESS belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard AMERICAN PRINCESS safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
Switch on the safety stack — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 3, 2026
Position
40.5820° N, 73.9422° W
Sailing off the U.S. East Coast? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
Free with your claim · for passenger & charter operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put AMERICAN PRINCESS on the map. It hands you the full bridge:
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim AMERICAN PRINCESS and switch it all on
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About AMERICAN PRINCESS
What kind of vessel is AMERICAN PRINCESS?
AMERICAN PRINCESS is a Passenger flagged to United States of America.
Where was AMERICAN PRINCESS last seen?
AMERICAN PRINCESS was last reported in off the U.S. East Coast in Jun 2026 on public AIS.
What is AMERICAN PRINCESS's MMSI?
AMERICAN PRINCESS's MMSI is 367124840. Call sign WDP9573. IMO 100930249.
How big is AMERICAN PRINCESS?
AMERICAN PRINCESS is about 28 m long, 7 m on the beam, drawing 1.8 m.
Is AMERICAN PRINCESS on the Master's Mate Safety Initiative Network?
Not yet. If AMERICAN PRINCESS is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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