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.
Law Enforcement
RV90
MMSI 230128680 · Call sign OH7039
Not yet on Master's MateType
Law Enforcement
Flag
FINLength
18 m
Beam
6 m
Call sign
OH7039
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
37
RV90 is a boat under the Finnish flag, 18 metres overall. She carries 6 metres in the beam. Her papers read MMSI 230128680, call sign OH7039. RV90 belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
Free forever · No credit card
Is RV90 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.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 3, 2026
Position
60.1472° N, 24.9816° E
Crossing 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.
Free with your claim
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put RV90 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 RV90 and switch it all on
Free to join · nothing to install to start · cancel anytime
About RV90
What kind of vessel is RV90?
RV90 is a Law Enforcement flagged to Finland.
Where was RV90 last seen?
RV90 was last reported in the Baltic Sea in Jun 2026 on public AIS.
What is RV90's MMSI?
RV90's MMSI is 230128680. Call sign OH7039.
How big is RV90?
RV90 is about 18 m long, 6 m on the beam.
Is RV90 on the Master's Mate Safety Initiative Network?
Not yet. If RV90 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.