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.
Cargo
HG STEWART
MMSI 636025043 · Call sign 5LVN5
Not yet on Master's MateType
Cargo
Flag
LBRLength
180 m
Beam
32 m
Draft
8.1 m
Call sign
5LVN5
IMO
9753296
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
9
HG STEWART, a Liberian freighter, measures 180 metres on deck. Below, she has a beam of 32 m and a draft of 8.1 m. She's listed under MMSI 636025043, call sign 5LVN5, IMO 9753296. HG STEWART belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
Free forever · No credit card · for commercial operators
Eyes on HG STEWART, 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 2, 2026
Position
40.9587° N, 129.6420° W
Wherever HG STEWART 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 HG STEWART 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 HG STEWART and switch it all on
Free to join · nothing to install to start · cancel anytime
About HG STEWART
What kind of vessel is HG STEWART?
HG STEWART is a Cargo flagged to Liberia.
Where was HG STEWART last seen?
HG STEWART was last reported in around 41°N 130°W in Jun 2026 on public AIS.
What is HG STEWART's MMSI?
HG STEWART's MMSI is 636025043. Call sign 5LVN5. IMO 9753296.
How big is HG STEWART?
HG STEWART is about 180 m long, 32 m on the beam, drawing 8.1 m.
Is HG STEWART on the Master's Mate Safety Initiative Network?
Not yet. If HG STEWART 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.