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
SEAFRONTIER
Tanker · last seen 31°N 118°W · Jun 2026 · MMSI 477881600 · Call sign VRHA3
Not yet on Master's MateType
Tanker
Length
183 m
Beam
32 m
Draft
10.4 m
Call sign
VRHA3
IMO
9457268
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
5
SEAFRONTIER is an 183-metre tank ship. SEAFRONTIER has a beam of 32 m and a 10.4 m draft. On the registers she's MMSI 477881600, call sign VRHA3, IMO 9457268. Sign SEAFRONTIER up free to the Master's Mate Safety Initiative Network and join a fleet that looks after its own.
Free forever · No credit card · for commercial operators
Eyes on SEAFRONTIER, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
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Live AIS position · Jun 15, 2026 15:47 UTC
Position
31.0892° N, 118.1582° W
Status
Under way (engine)
Speed
13.3 kn
Course
36°
Destination
SGSIN>MXRST
ETA
06-16 00:01 UTC
Wherever SEAFRONTIER roams, you're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
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Joining the Safety Initiative Network doesn't just put SEAFRONTIER 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 SEAFRONTIER and switch it all on
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About SEAFRONTIER
What kind of vessel is SEAFRONTIER?
SEAFRONTIER is a Tanker.
Where was SEAFRONTIER last seen?
SEAFRONTIER was last reported in around 31°N 118°W in Jun 2026 on public AIS.
What is SEAFRONTIER's MMSI?
SEAFRONTIER's MMSI is 477881600. Call sign VRHA3. IMO 9457268.
How big is SEAFRONTIER?
SEAFRONTIER is about 183 m long, 32 m on the beam, drawing 10.4 m.
Is SEAFRONTIER on the Master's Mate Safety Initiative Network?
Not yet. If SEAFRONTIER is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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