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.
Towing
KESTREL
MMSI 367548420 · Call sign WDG5612
Not yet on Master's MateType
Towing
Flag
USALength
27 m
Beam
10 m
Draft
4.1 m
Call sign
WDG5612
IMO
8663793
Official No.
1243118
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
86
KESTREL is an American working craft — 27 metres overall. Below, she has a beam measuring 10 metres and a draft of 4.1 m. On AIS she appears as MMSI 367548420, call sign WDG5612, IMO 8663793. Working vessels like KESTREL are never truly alone on the Master's Mate Safety Initiative Network — free, with a fleet on watch.
Free forever · No credit card · for working boats
Built for boats that work — like KESTREL.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 10:48 UTC
Position
37.7925° N, 122.2841° W
Status
Under way (engine)
Speed
0.0 kn
Course
210°
Destination
ROD 5
ETA
05-15 08:00 UTC
Working San Francisco Bay? 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 KESTREL on the map. It hands you the full bridge:
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.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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.
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 KESTREL and switch it all on
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About KESTREL
What kind of vessel is KESTREL?
KESTREL is a Towing flagged to United States of America.
Where was KESTREL last seen?
KESTREL was last reported in San Francisco Bay in Jun 2026 on public AIS.
What is KESTREL's MMSI?
KESTREL's MMSI is 367548420. Call sign WDG5612. IMO 8663793.
How big is KESTREL?
KESTREL is about 27 m long, 10 m on the beam, drawing 4.1 m.
Is KESTREL on the Master's Mate Safety Initiative Network?
Not yet. If KESTREL is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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