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
SUN HONG
MMSI 477996031 · Call sign VRIS4
Not yet on Master's MateType
Tanker
Flag
HKGLength
33 m
Beam
11 m
Call sign
VRIS4
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
43
SUN HONG is a Hong Kong tank vessel — 33 metres overall. Below, she has a 11-metre beam. Officially she's MMSI 477996031, call sign VRIS4. SUN HONG 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 SUN HONG, 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
22.3249° N, 114.0914° E
Transiting the South China 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 SUN HONG 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 SUN HONG and switch it all on
Free to join · nothing to install to start · cancel anytime
About SUN HONG
What kind of vessel is SUN HONG?
SUN HONG is a Tanker flagged to Hong Kong S.A.R..
Where was SUN HONG last seen?
SUN HONG was last reported in the South China Sea in Jun 2026 on public AIS.
What is SUN HONG's MMSI?
SUN HONG's MMSI is 477996031. Call sign VRIS4.
How big is SUN HONG?
SUN HONG is about 33 m long, 11 m on the beam.
Is SUN HONG on the Master's Mate Safety Initiative Network?
Not yet. If SUN HONG is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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