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.
Tug
PHILADELPHIA
MMSI 369230000 · Call sign WDJ3655
Not yet on Master's MateType
Tug
Flag
USALength
32 m
Beam
12 m
Draft
4.4 m
Call sign
WDJ3655
IMO
9819428
Official No.
960174
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
52
Registered in the United States, PHILADELPHIA is a 32-metre tug. Below, she has 12 metres in the beam and a draft measuring 4.4 metres. On AIS she shows as MMSI 369230000, call sign WDJ3655, IMO 9819428. Put PHILADELPHIA 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 PHILADELPHIA.
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 10:44 UTC
Position
40.6682° N, 74.0015° W
Status
At anchor
Speed
0.0 kn
Course
255°
Destination
US^0LFR>0LGQ
ETA
10-04 08:30 UTC
Working 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.
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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put PHILADELPHIA 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 PHILADELPHIA and switch it all on
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About PHILADELPHIA
What kind of vessel is PHILADELPHIA?
PHILADELPHIA is a Tug flagged to United States of America.
Where was PHILADELPHIA last seen?
PHILADELPHIA was last reported in off the U.S. East Coast in Jun 2026 on public AIS.
What is PHILADELPHIA's MMSI?
PHILADELPHIA's MMSI is 369230000. Call sign WDJ3655. IMO 9819428.
How big is PHILADELPHIA?
PHILADELPHIA is about 32 m long, 12 m on the beam, drawing 4.4 m.
Is PHILADELPHIA on the Master's Mate Safety Initiative Network?
Not yet. If PHILADELPHIA is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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