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 (Inspected)
Lady Baltimore
MMSI 367131570 · Call sign WDD3453
Not yet on Master's MateType
Passenger (Inspected)
Flag
USALength
34.4 m
Beam
9.4 m
Draft
1.2 m
Call sign
WDD3453
Official No.
683143
AIS reports
1
On the American registry, Lady Baltimore is a 34.4-metre passenger boat. She's built with a beam measuring 9.4 metres and a 1.2 m draft. Officially she's MMSI 367131570, call sign WDD3453. Keep every soul aboard Lady Baltimore covered with the free Master's Mate Safety Initiative Network.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard Lady Baltimore 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
Wherever Lady Baltimore roams, 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 Lady Baltimore 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 Lady Baltimore and switch it all on
Free to join · nothing to install to start · cancel anytime
About Lady Baltimore
What kind of vessel is Lady Baltimore?
Lady Baltimore is a Passenger (Inspected) flagged to United States of America.
What is Lady Baltimore's MMSI?
Lady Baltimore's MMSI is 367131570. Call sign WDD3453.
How big is Lady Baltimore?
Lady Baltimore is about 34.4 m long, 9.4 m on the beam, drawing 1.2 m.
Is Lady Baltimore on the Master's Mate Safety Initiative Network?
Not yet. If Lady Baltimore is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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