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.
Cargo
SINTRA
Cargo · last seen 38°N 10°E · Jun 2026 · MMSI 636021278 · Call sign 5LDD8
Not yet on Master's MateType
Cargo
Length
190 m
Beam
32 m
Draft
11.6 m
Call sign
5LDD8
IMO
9514389
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
6
SINTRA is a 190-metre cargo vessel. SINTRA has a 32-metre beam and a 11.6-metre draft. On AIS she shows as MMSI 636021278, call sign 5LDD8, IMO 9514389. It's free to add SINTRA to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.
Free forever · No credit card · for commercial operators
Eyes on SINTRA, 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
Live AIS position · Jun 15, 2026 16:56 UTC
Position
37.5274° N, 10.4859° E
Status
Under way (engine)
Speed
12.1 kn
Course
102°
Destination
GRSTN
ETA
06-18 00:01 UTC
Transiting the Mediterranean? 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 SINTRA 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 SINTRA and switch it all on
Free to join · nothing to install to start · cancel anytime
About SINTRA
What kind of vessel is SINTRA?
SINTRA is a Cargo.
Where was SINTRA last seen?
SINTRA was last reported in the Mediterranean in Jun 2026 on public AIS.
What is SINTRA's MMSI?
SINTRA's MMSI is 636021278. Call sign 5LDD8. IMO 9514389.
How big is SINTRA?
SINTRA is about 190 m long, 32 m on the beam, drawing 11.6 m.
Is SINTRA on the Master's Mate Safety Initiative Network?
Not yet. If SINTRA is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.