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
PRINCESS LEONOR
MMSI 548032205 · Call sign 4DJW4
Not yet on Master's MateType
Tanker
Flag
PHLLength
83 m
Beam
12 m
Draft
3 m
Call sign
4DJW4
IMO
8559851
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
3
PRINCESS LEONOR, a Philippine tank ship, measures 83 metres on deck. PRINCESS LEONOR has a beam of 12 m and a 3 m draft. Her papers read MMSI 548032205, call sign 4DJW4, IMO 8559851. PRINCESS LEONOR is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.
Free forever · No credit card · for commercial operators
Eyes on PRINCESS LEONOR, 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 4, 2026
Position
10.3540° N, 124.0006° E
Wherever PRINCESS LEONOR 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 PRINCESS LEONOR 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 PRINCESS LEONOR and switch it all on
Free to join · nothing to install to start · cancel anytime
About PRINCESS LEONOR
What kind of vessel is PRINCESS LEONOR?
PRINCESS LEONOR is a Tanker flagged to Philippines.
Where was PRINCESS LEONOR last seen?
PRINCESS LEONOR was last reported in around 10°N 124°E in Jun 2026 on public AIS.
What is PRINCESS LEONOR's MMSI?
PRINCESS LEONOR's MMSI is 548032205. Call sign 4DJW4. IMO 8559851.
How big is PRINCESS LEONOR?
PRINCESS LEONOR is about 83 m long, 12 m on the beam, drawing 3 m.
Is PRINCESS LEONOR on the Master's Mate Safety Initiative Network?
Not yet. If PRINCESS LEONOR is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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