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.
UNSPECIFIED
BALLY IV
U.S. Official No. 673494
Not yet on Master's MateType
UNSPECIFIED
Flag
USALength
10.3 m
Beam
3.7 m
Draft
2 m
First reported
Jun 2026
AIS reports
1
BALLY IV, a vessel flying the American flag, measures 10.3 metres on deck. She carries a 3.7-metre beam and a 2-metre draft. She's on record as U.S. official number 673494. BALLY IV belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
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Is BALLY IV 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 BALLY IV 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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Joining the Safety Initiative Network doesn't just put BALLY IV 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 BALLY IV and switch it all on
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About BALLY IV
What kind of vessel is BALLY IV?
BALLY IV is a UNSPECIFIED flagged to United States of America.
What is BALLY IV's U.S. Official No.?
BALLY IV's U.S. Official No. is 673494.
How big is BALLY IV?
BALLY IV is about 10.3 m long, 3.7 m on the beam, drawing 2 m.
Is BALLY IV on the Master's Mate Safety Initiative Network?
Not yet. If BALLY IV is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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