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 (Uninspected)
Last $
MMSI 367778750 · Call sign WDJ4548
Not yet on Master's MateType
Passenger (Uninspected)
Flag
USALength
12.2 m
Beam
3.2 m
Draft
1.6 m
Call sign
WDJ4548
Official No.
1095591
AIS reports
1
Last $, a passenger boat flying the flag of the United States, measures 12.2 metres on deck. Last $ has a beam of 3.2 m and a 1.6 m draft. She broadcasts as MMSI 367778750, call sign WDJ4548. Bring Last $ aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard Last $ 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 Last $ 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 Last $ 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 Last $ and switch it all on
Free to join · nothing to install to start · cancel anytime
About Last $
What kind of vessel is Last $?
Last $ is a Passenger (Uninspected) flagged to United States of America.
What is Last $'s MMSI?
Last $'s MMSI is 367778750. Call sign WDJ4548.
How big is Last $?
Last $ is about 12.2 m long, 3.2 m on the beam, drawing 1.6 m.
Is Last $ on the Master's Mate Safety Initiative Network?
Not yet. If Last $ is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.