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
RONJA
Cargo · Cyprus · last seen 56°N 21°E · Jun 2026 · MMSI 212569000 · Call sign 5BSR4
Not yet on Master's MateType
Cargo
Flag
CYPLength
90 m
Beam
15 m
Draft
3.9 m
Call sign
5BSR4
IMO
9434046
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
24
RONJA is a Cypriot cargo ship — 90 metres overall. She's built with 15 metres in the beam and a 3.9 m draft. Her papers read MMSI 212569000, call sign 5BSR4, IMO 9434046. RONJA belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
Free forever · No credit card · for commercial operators
Eyes on RONJA, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
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Live AIS position · Jun 15, 2026 16:28 UTC
Position
55.7113° N, 21.1217° E
Status
Moored
Speed
0.0 kn
Course
358°
Destination
LTKLJ
ETA
06-14 01:00 UTC
Transiting the Baltic Sea? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put RONJA 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 RONJA and switch it all on
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About RONJA
What kind of vessel is RONJA?
RONJA is a Cargo flagged to Cyprus.
Where was RONJA last seen?
RONJA was last reported in the Baltic Sea in Jun 2026 on public AIS.
What is RONJA's MMSI?
RONJA's MMSI is 212569000. Call sign 5BSR4. IMO 9434046.
How big is RONJA?
RONJA is about 90 m long, 15 m on the beam, drawing 3.9 m.
Is RONJA on the Master's Mate Safety Initiative Network?
Not yet. If RONJA is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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