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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.
Freight Barge

PTC 843

U.S. Official No. 1275666

Not yet on Master's Mate
Type
Freight Barge
Flag
USAUSA
Length
61 m
Beam
10.7 m
Draft
3.7 m
First reported
Jun 2026
AIS reports
1

PTC 843 is an American cargo barge, 61 metres LOA. She has a beam of 10.7 m and a draft of 3.7 m. Officially she's U.S. official number 1275666. There's a place for PTC 843 on the Master's Mate Safety Initiative Network — free, community-driven, like AAA for the ocean.

Free forever · No credit card · for commercial operators

Eyes on PTC 843, around the clock.

Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.

Put her on the dashboard — free →

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

Wherever PTC 843 roams, 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 commercial operators

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

Joining the Safety Initiative Network doesn't just put PTC 843 on the map. It hands you the full bridge:

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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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.
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 PTC 843 and switch it all on
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About PTC 843

What kind of vessel is PTC 843?
PTC 843 is a Freight Barge flagged to United States of America.
What is PTC 843's U.S. Official No.?
PTC 843's U.S. Official No. is 1275666.
How big is PTC 843?
PTC 843 is about 61 m long, 10.7 m on the beam, drawing 3.7 m.
Is PTC 843 on the Master's Mate Safety Initiative Network?
Not yet. If PTC 843 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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