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.
Mobile Offshore Drilling Unit
HERCULES 19
U.S. Official No. 560963
Not yet on Master's MateType
Mobile Offshore Drilling Unit
Flag
USALength
47.3 m
Beam
16.5 m
Draft
4.1 m
First reported
Jun 2026
AIS reports
1
Registered in the United States, HERCULES 19 is a 47.3-metre vessel. She carries a beam measuring 16.5 metres and a 4.1-metre draft. She's on record as U.S. official number 560963. Join HERCULES 19 to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.
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Is HERCULES 19 your boat?
Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
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Wherever HERCULES 19 roams, 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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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put HERCULES 19 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.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
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.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim HERCULES 19 and switch it all on
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About HERCULES 19
What kind of vessel is HERCULES 19?
HERCULES 19 is a Mobile Offshore Drilling Unit flagged to United States of America.
What is HERCULES 19's U.S. Official No.?
HERCULES 19's U.S. Official No. is 560963.
How big is HERCULES 19?
HERCULES 19 is about 47.3 m long, 16.5 m on the beam, drawing 4.1 m.
Is HERCULES 19 on the Master's Mate Safety Initiative Network?
Not yet. If HERCULES 19 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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