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
THERESIA MAIER
MMSI 211515570 · Call sign DA4720
Not yet on Master's MateType
Cargo
Flag
DEULength
105 m
Beam
10 m
Draft
0.1 m
Call sign
DA4720
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
22
A German general cargo ship, THERESIA MAIER measures 105 metres. She has 10 metres in the beam and a draft measuring 0.1 metres. Officially she's MMSI 211515570, call sign DA4720. Sign THERESIA MAIER 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 commercial operators
Eyes on THERESIA MAIER, 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 3, 2026
Position
49.4887° N, 8.4947° E
Wherever THERESIA MAIER 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 commercial operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put THERESIA MAIER 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 THERESIA MAIER and switch it all on
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About THERESIA MAIER
What kind of vessel is THERESIA MAIER?
THERESIA MAIER is a Cargo flagged to Germany.
Where was THERESIA MAIER last seen?
THERESIA MAIER was last reported in around 49°N 8°E in Jun 2026 on public AIS.
What is THERESIA MAIER's MMSI?
THERESIA MAIER's MMSI is 211515570. Call sign DA4720.
How big is THERESIA MAIER?
THERESIA MAIER is about 105 m long, 10 m on the beam, drawing 0.1 m.
Is THERESIA MAIER on the Master's Mate Safety Initiative Network?
Not yet. If THERESIA MAIER is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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