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 Barge
RTC 83
U.S. Official No. 1209445
Not yet on Master's MateType
Tank Barge
Flag
USALength
99.5 m
Beam
22.6 m
Draft
8.1 m
First reported
Jun 2026
AIS reports
1
RTC 83, an American tank ship, measures 99.5 metres on deck. She has a beam measuring 22.6 metres and a draft of 8.1 m. Officially she's U.S. official number 1209445. Give RTC 83 the backing of the Master's Mate Safety Initiative Network — free, and a fleet that has her back.
Free forever · No credit card · for commercial operators
Eyes on RTC 83, 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 RTC 83 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 RTC 83 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 RTC 83 and switch it all on
Free to join · nothing to install to start · cancel anytime
About RTC 83
What kind of vessel is RTC 83?
RTC 83 is a Tank Barge flagged to United States of America.
What is RTC 83's U.S. Official No.?
RTC 83's U.S. Official No. is 1209445.
How big is RTC 83?
RTC 83 is about 99.5 m long, 22.6 m on the beam, drawing 8.1 m.
Is RTC 83 on the Master's Mate Safety Initiative Network?
Not yet. If RTC 83 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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