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
MACALLAN 18
MMSI 533170505 · Call sign 9WSV3
Not yet on Master's MateType
Tug
Flag
MYSLength
30 m
Beam
9 m
Draft
3.2 m
Call sign
9WSV3
IMO
9830642
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
30
MACALLAN 18 flies the Malaysian flag — a 30-metre tugboat. She carries a beam measuring 9 metres and a 3.2 m draft. Look for MMSI 533170505, call sign 9WSV3, IMO 9830642. Working vessels like MACALLAN 18 are never truly alone on the Master's Mate Safety Initiative Network — free, with a fleet on watch.
Free forever · No credit card · for working boats
Built for boats that work — like MACALLAN 18.
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 3, 2026
Position
1.2048° N, 103.6084° E
Working the Strait of Malacca? 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 working boats
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put MACALLAN 18 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 MACALLAN 18 and switch it all on
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About MACALLAN 18
What kind of vessel is MACALLAN 18?
MACALLAN 18 is a Tug flagged to Malaysia.
Where was MACALLAN 18 last seen?
MACALLAN 18 was last reported in the Strait of Malacca in Jun 2026 on public AIS.
What is MACALLAN 18's MMSI?
MACALLAN 18's MMSI is 533170505. Call sign 9WSV3. IMO 9830642.
How big is MACALLAN 18?
MACALLAN 18 is about 30 m long, 9 m on the beam, drawing 3.2 m.
Is MACALLAN 18 on the Master's Mate Safety Initiative Network?
Not yet. If MACALLAN 18 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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