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.
Pleasure Craft
SISTER
Pleasure Craft · last seen 37°N 28°E · Jun 2026 · MMSI 271045089 · Call sign YMA6910
Not yet on Master's MateType
Pleasure Craft
Beam
28 m
Call sign
YMA6910
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
6
SISTER is a recreational vessel. Below, she has a beam of 28 m. On AIS she shows as MMSI 271045089, call sign YMA6910. SISTER is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.
Free forever · No credit card · for recreational captains
Keep SISTER looked after — even when you’re not aboard.
Anchor alarms that wake you, a live camera at the dock, and weather you can trust before every run.
Look after her — claim free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 16, 2026 05:44 UTC
Position
36.6114° N, 27.5550° E
Status
At anchor
Speed
20.2 kn
Course
111°
Cruising the Aegean Sea? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
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Joining the Safety Initiative Network doesn't just put SISTER 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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
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 SISTER and switch it all on
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About SISTER
What kind of vessel is SISTER?
SISTER is a Pleasure Craft.
Where was SISTER last seen?
SISTER was last reported in the Aegean Sea in Jun 2026 on public AIS.
What is SISTER's MMSI?
SISTER's MMSI is 271045089. Call sign YMA6910.
Is SISTER on the Master's Mate Safety Initiative Network?
Not yet. If SISTER is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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