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.
Tug
STAR SURVEYOR
MMSI 441419000 · Call sign D7XA
Not yet on Master's MateType
Tug
Flag
KORLength
38 m
Beam
12 m
Draft
3.4 m
Call sign
D7XA
IMO
9776353
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
73
Registered in South Korea, STAR SURVEYOR is a 38-metre harbour tug. Her hull carries a 12 m beam and a draft of 3.4 m. She's on record as MMSI 441419000, call sign D7XA, IMO 9776353. Claim STAR SURVEYOR free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.
Free forever · No credit card · for working boats
Built for boats that work — like STAR SURVEYOR.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 4, 2026
Position
35.0940° N, 129.0354° E
Working the Sea of Japan? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put STAR SURVEYOR on the map. It hands you the full bridge:
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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 STAR SURVEYOR and switch it all on
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About STAR SURVEYOR
What kind of vessel is STAR SURVEYOR?
STAR SURVEYOR is a Tug flagged to South Korea.
Where was STAR SURVEYOR last seen?
STAR SURVEYOR was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is STAR SURVEYOR's MMSI?
STAR SURVEYOR's MMSI is 441419000. Call sign D7XA. IMO 9776353.
How big is STAR SURVEYOR?
STAR SURVEYOR is about 38 m long, 12 m on the beam, drawing 3.4 m.
Is STAR SURVEYOR on the Master's Mate Safety Initiative Network?
Not yet. If STAR SURVEYOR is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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