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.
Tanker
STI JERMYN
MMSI 538006357 · Call sign V7MH8
Not yet on Master's MateType
Tanker
Flag
MHLLength
256 m
Beam
43 m
Draft
8.7 m
Call sign
V7MH8
IMO
9722596
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
55
On the Marshall Islands registry, STI JERMYN is a 256-metre tank ship. Below, she has a 43-metre beam and a draft measuring 8.7 metres. She's on record as MMSI 538006357, call sign V7MH8, IMO 9722596. STI JERMYN can be part of the Master's Mate Safety Initiative Network at no cost — a community watch that never sleeps.
Free forever · No credit card · for commercial operators
Eyes on STI JERMYN, 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
Last known position · Jun 3, 2026
Position
41.0073° N, 11.6751° E
Transiting the Tyrrhenian Sea? 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 STI JERMYN 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 STI JERMYN and switch it all on
Free to join · nothing to install to start · cancel anytime
About STI JERMYN
What kind of vessel is STI JERMYN?
STI JERMYN is a Tanker flagged to Marshall Islands.
Where was STI JERMYN last seen?
STI JERMYN was last reported in the Tyrrhenian Sea in Jun 2026 on public AIS.
What is STI JERMYN's MMSI?
STI JERMYN's MMSI is 538006357. Call sign V7MH8. IMO 9722596.
How big is STI JERMYN?
STI JERMYN is about 256 m long, 43 m on the beam, drawing 8.7 m.
Is STI JERMYN on the Master's Mate Safety Initiative Network?
Not yet. If STI JERMYN 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.