Sign up free Dashboard Log out
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.
Other

S. S. MARIA THERESA

MMSI 244830865 · Call sign PI9609

Not yet on Master's Mate
Type
Other
Flag
NLDNLD
Length
135 m
Beam
12 m
Draft
1.7 m
Call sign
PI9609
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
21

S. S. MARIA THERESA, a boat wearing Dutch colours, measures 135 metres on deck. She's built with a beam of 12 m and a 1.7-metre draft. Her registration reads MMSI 244830865, call sign PI9609. There's a place for S. S. MARIA THERESA on the Master's Mate Safety Initiative Network — free, community-driven, like AAA for the ocean.

Free forever · No credit card

Is S. S. MARIA THERESA 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 4, 2026
Position
48.2238° N, 16.4096° E
Wherever S. S. MARIA THERESA 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

The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put S. S. MARIA THERESA 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 S. S. MARIA THERESA and switch it all on
Free to join · nothing to install to start · cancel anytime
Claim free → unlock everything

About S. S. MARIA THERESA

What kind of vessel is S. S. MARIA THERESA?
S. S. MARIA THERESA is a Other flagged to Netherlands.
Where was S. S. MARIA THERESA last seen?
S. S. MARIA THERESA was last reported in around 48°N 16°E in Jun 2026 on public AIS.
What is S. S. MARIA THERESA's MMSI?
S. S. MARIA THERESA's MMSI is 244830865. Call sign PI9609.
How big is S. S. MARIA THERESA?
S. S. MARIA THERESA is about 135 m long, 12 m on the beam, drawing 1.7 m.
Is S. S. MARIA THERESA on the Master's Mate Safety Initiative Network?
Not yet. If S. S. MARIA THERESA 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.