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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.
Commercial Fishing Vessel

CONSTANT

U.S. Official No. 279613

Not yet on Master's Mate
Type
Commercial Fishing Vessel
Flag
USAUSA
Length
12.8 m
Beam
3.7 m
Draft
1.5 m
First reported
Jun 2026
AIS reports
1

Registered in the United States, CONSTANT is a 12.8-metre fishing trawler. Below, she has a 3.7-metre beam and a draft of 1.5 m. Officially she's U.S. official number 279613. Claim CONSTANT free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.

Free forever · No credit card · for working captains

Know where the fleet is. Get CONSTANT home safe.

Live AIS traffic, weather you can plan around, engine & systems telemetry, and a distress mesh that reaches nearby boats.

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

Wherever CONSTANT 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 working captains

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

Joining the Safety Initiative Network doesn't just put CONSTANT 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.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
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.
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 CONSTANT and switch it all on
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Claim free → unlock everything

About CONSTANT

What kind of vessel is CONSTANT?
CONSTANT is a Commercial Fishing Vessel flagged to United States of America.
What is CONSTANT's U.S. Official No.?
CONSTANT's U.S. Official No. is 279613.
How big is CONSTANT?
CONSTANT is about 12.8 m long, 3.7 m on the beam, drawing 1.5 m.
Is CONSTANT on the Master's Mate Safety Initiative Network?
Not yet. If CONSTANT is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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