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
GRAND BOHEMIA
MMSI 270590000 · Call sign OL6688
Not yet on Master's MateType
Passenger
Flag
CZELength
73 m
Beam
10 m
Call sign
OL6688
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
58
GRAND BOHEMIA is a passenger ship registered in Czechia, 73 metres on deck. Below, she has a 10-metre beam. She's on record as MMSI 270590000, call sign OL6688. For a boat that carries people, GRAND BOHEMIA can lean on the Master's Mate Safety Initiative Network — free distress alerting and a fleet that's paying attention.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard GRAND BOHEMIA 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
Last known position · Jun 3, 2026
Position
50.0868° N, 14.4105° E
Wherever GRAND BOHEMIA 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 passenger & charter operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put GRAND BOHEMIA 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 GRAND BOHEMIA and switch it all on
Free to join · nothing to install to start · cancel anytime
About GRAND BOHEMIA
What kind of vessel is GRAND BOHEMIA?
GRAND BOHEMIA is a Passenger flagged to Czechia.
Where was GRAND BOHEMIA last seen?
GRAND BOHEMIA was last reported in around 50°N 14°E in Jun 2026 on public AIS.
What is GRAND BOHEMIA's MMSI?
GRAND BOHEMIA's MMSI is 270590000. Call sign OL6688.
How big is GRAND BOHEMIA?
GRAND BOHEMIA is about 73 m long, 10 m on the beam.
Is GRAND BOHEMIA on the Master's Mate Safety Initiative Network?
Not yet. If GRAND BOHEMIA 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.