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

Spirit of Philadelphia

Passenger · United States of America · last seen 40°N 75°W · Jun 2026 · MMSI 367148710 · Call sign WDD4763

Not yet on Master's Mate

Type

Passenger

Flag

USA

Length

48 m

Beam

11 m

Draft

2.4 m

Call sign

WDD4763

Official No.

943275

First reported

Jun 2026

Last reported

Jun 2026

AIS reports

Spirit of Philadelphia is a passenger craft flying the American flag, spanning 48 metres. She has a beam measuring 11 metres and a draft measuring 2.4 metres. Officially she's MMSI 367148710, call sign WDD4763. Claim Spirit of Philadelphia free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.

Free forever · No credit card · for passenger & charter operators

Keep every soul aboard Spirit of Philadelphia safe.

Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.

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Last known position · Jun 4, 2026

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Position

39.9415° N, 75.1405° W

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.

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Joining the Safety Initiative Network doesn't just put Spirit of Philadelphia 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.

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About Spirit of Philadelphia

What kind of vessel is Spirit of Philadelphia?

Spirit of Philadelphia is a Passenger flagged to United States of America.

Where was Spirit of Philadelphia last seen?

Spirit of Philadelphia was last reported in off the U.S. East Coast in Jun 2026 on public AIS.

What is Spirit of Philadelphia's MMSI?

Spirit of Philadelphia's MMSI is 367148710. Call sign WDD4763.

How big is Spirit of Philadelphia?

Spirit of Philadelphia is about 48 m long, 11 m on the beam, drawing 2.4 m.

Is Spirit of Philadelphia on the Master's Mate Safety Initiative Network?

Not yet. If Spirit of Philadelphia is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).