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
SEN.JOHN J.MARCHI
MMSI 366952870 · Call sign WDB8296
Not yet on Master's MateType
Passenger
Flag
USALength
94.5 m
Call sign
WDB8296
IMO
9364411
Official No.
113721
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
89
SEN.JOHN J.MARCHI is an American excursion vessel — 94.5 metres overall. She's on record as MMSI 366952870, call sign WDB8296, IMO 9364411. It's free to add SEN.JOHN J.MARCHI 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 · for passenger & charter operators
Keep every soul aboard SEN.JOHN J.MARCHI 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
Live AIS position · Jun 9, 2026 23:37 UTC
Position
40.6484° N, 74.0643° W
Status
Under way (engine)
Speed
15.9 kn
Course
218°
Destination
WHITEHALL
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 SEN.JOHN J.MARCHI 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 SEN.JOHN J.MARCHI and switch it all on
Free to join · nothing to install to start · cancel anytime
About SEN.JOHN J.MARCHI
What kind of vessel is SEN.JOHN J.MARCHI?
SEN.JOHN J.MARCHI is a Passenger flagged to United States of America.
Where was SEN.JOHN J.MARCHI last seen?
SEN.JOHN J.MARCHI was last reported in off the U.S. East Coast in Jun 2026 on public AIS.
What is SEN.JOHN J.MARCHI's MMSI?
SEN.JOHN J.MARCHI's MMSI is 366952870. Call sign WDB8296. IMO 9364411.
How big is SEN.JOHN J.MARCHI?
SEN.JOHN J.MARCHI is about 94.5 m long.
Is SEN.JOHN J.MARCHI on the Master's Mate Safety Initiative Network?
Not yet. If SEN.JOHN J.MARCHI is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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