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
SPARTA
MMSI 273389870 · Call sign UCPH
Not yet on Master's MateType
Cargo
Flag
RUSLength
127 m
Beam
20 m
Draft
6.2 m
Call sign
UCPH
IMO
9268710
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
6
Out of Russia, SPARTA is a 127-metre cargo ship. She's built with 20 metres in the beam and a 6.2 m draft. On AIS she shows as MMSI 273389870, call sign UCPH, IMO 9268710. Big or small, every hull benefits from the free Master's Mate Safety Initiative Network — SPARTA included.
Free forever · No credit card · for commercial operators
Eyes on SPARTA, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
Put her on the dashboard — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 2, 2026
Position
54.6348° N, 19.9200° E
Transiting 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 · for commercial operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put SPARTA 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 SPARTA and switch it all on
Free to join · nothing to install to start · cancel anytime
About SPARTA
What kind of vessel is SPARTA?
SPARTA is a Cargo flagged to Russia.
Where was SPARTA last seen?
SPARTA was last reported in the Baltic Sea in Jun 2026 on public AIS.
What is SPARTA's MMSI?
SPARTA's MMSI is 273389870. Call sign UCPH. IMO 9268710.
How big is SPARTA?
SPARTA is about 127 m long, 20 m on the beam, drawing 6.2 m.
Is SPARTA on the Master's Mate Safety Initiative Network?
Not yet. If SPARTA is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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