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.
Tank Ship
HILLYER BROWN
U.S. Official No. 266233
Not yet on Master's MateType
Tank Ship
Flag
USALength
154.1 m
Beam
20.8 m
Draft
12.3 m
First reported
Jun 2026
AIS reports
1
An American tank vessel, HILLYER BROWN measures 154.1 metres. HILLYER BROWN has a beam measuring 20.8 metres and a 12.3-metre draft. She's on record as U.S. official number 266233. There's a place for HILLYER BROWN 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 HILLYER BROWN, 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 HILLYER BROWN 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 HILLYER BROWN 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 HILLYER BROWN and switch it all on
Free to join · nothing to install to start · cancel anytime
About HILLYER BROWN
What kind of vessel is HILLYER BROWN?
HILLYER BROWN is a Tank Ship flagged to United States of America.
What is HILLYER BROWN's U.S. Official No.?
HILLYER BROWN's U.S. Official No. is 266233.
How big is HILLYER BROWN?
HILLYER BROWN is about 154.1 m long, 20.8 m on the beam, drawing 12.3 m.
Is HILLYER BROWN on the Master's Mate Safety Initiative Network?
Not yet. If HILLYER BROWN is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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