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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.
Recreational

AS-501

U.S. Official No. 651949

Not yet on Master's Mate
Type
Recreational
Flag
USAUSA
Length
7.7 m
Beam
2.4 m
Draft
1.9 m
Hull ID
CPDY0004M82C
First reported
Jun 2026
AIS reports
1

AS-501 is a pleasure craft registered in the United States, 7.7 metres in length. AS-501 has a 2.4 m beam and a 1.9 m draft. Look for U.S. official number 651949. Bring AS-501 aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.

Free forever · No credit card · for recreational captains

Keep AS-501 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

Wherever AS-501 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 recreational captains

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

Joining the Safety Initiative Network doesn't just put AS-501 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 AS-501 and switch it all on
Free to join · nothing to install to start · cancel anytime
Claim free → unlock everything

About AS-501

What kind of vessel is AS-501?
AS-501 is a Recreational flagged to United States of America.
What is AS-501's U.S. Official No.?
AS-501's U.S. Official No. is 651949.
How big is AS-501?
AS-501 is about 7.7 m long, 2.4 m on the beam, drawing 1.9 m.
Is AS-501 on the Master's Mate Safety Initiative Network?
Not yet. If AS-501 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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