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
OPTIMIST
Cargo · last seen 52°N 5°E · Jun 2026 · MMSI 244670990 · Call sign PF2918
Not yet on Master's MateType
Cargo
Length
39 m
Beam
5 m
Call sign
PF2918
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
5
OPTIMIST is a merchant vessel, measuring 39 metres. OPTIMIST has a beam measuring 5 metres. On AIS she shows as MMSI 244670990, call sign PF2918. OPTIMIST is welcome on the Master's Mate Safety Initiative Network — free situational awareness and a watch network shared by vessels of every size.
Free forever · No credit card · for commercial operators
Eyes on OPTIMIST, 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 16:45 UTC
Position
52.0438° N, 5.1017° E
Status
Under way (engine)
Speed
0.0 kn
Course
253°
Destination
FRRIB4991TLOCKB00282
Transiting the North Sea? 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 OPTIMIST 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 OPTIMIST and switch it all on
Free to join · nothing to install to start · cancel anytime
About OPTIMIST
What kind of vessel is OPTIMIST?
OPTIMIST is a Cargo.
Where was OPTIMIST last seen?
OPTIMIST was last reported in the North Sea in Jun 2026 on public AIS.
What is OPTIMIST's MMSI?
OPTIMIST's MMSI is 244670990. Call sign PF2918.
How big is OPTIMIST?
OPTIMIST is about 39 m long, 5 m on the beam.
Is OPTIMIST on the Master's Mate Safety Initiative Network?
Not yet. If OPTIMIST 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.