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.
Military
POLISH WARSHIP 640
MMSI 261266000 · Call sign SOWP
Not yet on Master's MateType
Military
Flag
POLLength
39 m
Beam
7 m
Call sign
SOWP
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
Registered in Poland, POLISH WARSHIP 640 is a 39-metre vessel. She carries 7 metres in the beam. Officially she's MMSI 261266000, call sign SOWP. POLISH WARSHIP 640 belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
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Is POLISH WARSHIP 640 your boat?
Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
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Last known position · Jun 4, 2026
Position
54.5427° N, 18.5236° E
Crossing the Baltic Sea? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put POLISH WARSHIP 640 on the map. It hands you the full bridge:
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.
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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
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.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim POLISH WARSHIP 640 and switch it all on
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About POLISH WARSHIP 640
What kind of vessel is POLISH WARSHIP 640?
POLISH WARSHIP 640 is a Military flagged to Poland.
Where was POLISH WARSHIP 640 last seen?
POLISH WARSHIP 640 was last reported in the Baltic Sea in Jun 2026 on public AIS.
What is POLISH WARSHIP 640's MMSI?
POLISH WARSHIP 640's MMSI is 261266000. Call sign SOWP.
How big is POLISH WARSHIP 640?
POLISH WARSHIP 640 is about 39 m long, 7 m on the beam.
Is POLISH WARSHIP 640 on the Master's Mate Safety Initiative Network?
Not yet. If POLISH WARSHIP 640 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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