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.

Pleasure Craft

SOFIA

MMSI 338364063

Not yet on Master's Mate

Type

Pleasure Craft

Flag

USA

Length

18 m

Beam

6 m

Draft

1.7 m

First reported

Jun 2026

Last reported

Jun 2026

AIS reports

SOFIA, a weekend cruiser under the American flag, measures 18 metres on deck. She has 6 metres in the beam and a draft of 1.7 m. On AIS she shows as MMSI 338364063. SOFIA can join the Master's Mate Safety Initiative Network for free: think of it as a watch network that has every boat's back.

Free forever · No credit card · for recreational captains

Keep SOFIA looked after — even when you’re not aboard.

Anchor alarms that wake you, a live camera at the dock, and weather you can trust before every run.

Look after her — claim free →

Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Last known position · Jun 3, 2026

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Position

39.9428° N, 75.1404° W

Cruising 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 recreational captains

The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put SOFIA 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.

Onboard Cameras

Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.

Weather & Routing

GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.

Worldwide Charts

Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.

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.

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 SOFIA and switch it all on

Free to join · nothing to install to start · cancel anytime

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About SOFIA

What kind of vessel is SOFIA?

SOFIA is a Pleasure Craft flagged to United States of America.

Where was SOFIA last seen?

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

What is SOFIA's MMSI?

SOFIA's MMSI is 338364063.

How big is SOFIA?

SOFIA is about 18 m long, 6 m on the beam, drawing 1.7 m.

Is SOFIA on the Master's Mate Safety Initiative Network?

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