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.
Passenger
HELSINKI
MMSI 230087600 · Call sign OH5872
Not yet on Master's MateType
Passenger
Flag
FINLength
28 m
Beam
7 m
Call sign
OH5872
IMO
9813591
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
63
HELSINKI is a Finnish passenger ship, 28 metres on deck. Below, she has a 7-metre beam. Her registration reads MMSI 230087600, call sign OH5872, IMO 9813591. Sign HELSINKI up free to the Master's Mate Safety Initiative Network and join a fleet that looks after its own.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard HELSINKI safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
Switch on the safety stack — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 05:05 UTC
Position
60.1763° N, 24.9625° E
Status
Moored
Speed
0.0 kn
Course
271°
Destination
HELSINKI
Sailing the Baltic Sea? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put HELSINKI on the map. It hands you the full bridge:
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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.
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.
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 HELSINKI and switch it all on
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About HELSINKI
What kind of vessel is HELSINKI?
HELSINKI is a Passenger flagged to Finland.
Where was HELSINKI last seen?
HELSINKI was last reported in the Baltic Sea in Jun 2026 on public AIS.
What is HELSINKI's MMSI?
HELSINKI's MMSI is 230087600. Call sign OH5872. IMO 9813591.
How big is HELSINKI?
HELSINKI is about 28 m long, 7 m on the beam.
Is HELSINKI on the Master's Mate Safety Initiative Network?
Not yet. If HELSINKI is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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