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
STC 101
U.S. Official No. 629205
Not yet on Master's MateType
Tank Barge
Flag
USALength
85.9 m
Beam
16.5 m
Draft
4 m
First reported
Jun 2026
AIS reports
1
An American tanker, STC 101 measures 85.9 metres. Her hull carries a beam measuring 16.5 metres and a draft measuring 4 metres. Find her under U.S. official number 629205. Add STC 101 to the Master's Mate Safety Initiative Network — free to join, and the fleet keeps an eye out for each other.
Free forever · No credit card · for commercial operators
Eyes on STC 101, 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 STC 101 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 STC 101 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 STC 101 and switch it all on
Free to join · nothing to install to start · cancel anytime
About STC 101
What kind of vessel is STC 101?
STC 101 is a Tank Barge flagged to United States of America.
What is STC 101's U.S. Official No.?
STC 101's U.S. Official No. is 629205.
How big is STC 101?
STC 101 is about 85.9 m long, 16.5 m on the beam, drawing 4 m.
Is STC 101 on the Master's Mate Safety Initiative Network?
Not yet. If STC 101 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.