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.
Vessel
THE TWO OF US
MMSI 366613220 · Call sign WCJ4090
Not yet on Master's MateFlag
USACall sign
WCJ4090
Official No.
PA1272BJ
AIS reports
1
THE TWO OF US flies the American flag — a craft. On AIS she shows as MMSI 366613220, call sign WCJ4090. It's free to add THE TWO OF US 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 THE TWO OF US 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 THE TWO OF US 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
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put THE TWO OF US 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 THE TWO OF US and switch it all on
Free to join · nothing to install to start · cancel anytime
About THE TWO OF US
What kind of vessel is THE TWO OF US?
THE TWO OF US is a vessel flagged to United States of America.
What is THE TWO OF US's MMSI?
THE TWO OF US's MMSI is 366613220. Call sign WCJ4090.
Is THE TWO OF US on the Master's Mate Safety Initiative Network?
Not yet. If THE TWO OF US is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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