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.
Towing Vessel
RALPH C
MMSI 368083470 · Call sign WDK7339
Not yet on Master's MateType
Towing Vessel
Flag
USALength
29.2 m
Beam
10.4 m
Draft
3.4 m
Call sign
WDK7339
Official No.
1292862
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
32
Registered in the United States, RALPH C is a 29.2-metre workboat. She carries a 10.4-metre beam and a 3.4 m draft. On AIS she appears as MMSI 368083470, call sign WDK7339. Put RALPH C on the Master's Mate Safety Initiative Network — free to claim, with a whole fleet watching out for her.
Free forever · No credit card · for working boats
Built for boats that work — like RALPH C.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 09:32 UTC
Position
29.9937° N, 93.9103° W
Status
Under way (engine)
Speed
0.0 kn
Course
339°
Destination
XX XXX>US^0VVY
ETA
06-08 15:50 UTC
Working the Gulf of Mexico? 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 working boats
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put RALPH C on the map. It hands you the full bridge:
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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 RALPH C and switch it all on
Free to join · nothing to install to start · cancel anytime
About RALPH C
What kind of vessel is RALPH C?
RALPH C is a Towing Vessel flagged to United States of America.
Where was RALPH C last seen?
RALPH C was last reported in the Gulf of Mexico in Jun 2026 on public AIS.
What is RALPH C's MMSI?
RALPH C's MMSI is 368083470. Call sign WDK7339.
How big is RALPH C?
RALPH C is about 29.2 m long, 10.4 m on the beam, drawing 3.4 m.
Is RALPH C on the Master's Mate Safety Initiative Network?
Not yet. If RALPH C 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.