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.
Recreational
CHECKMATEII
MMSI 368215070 · Call sign WDM5353
Not yet on Master's MateType
Recreational
Flag
USALength
16.6 m
Beam
5.3 m
Draft
2.6 m
Call sign
WDM5353
Official No.
1318707
Hull ID
VKY54901F122
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
86
CHECKMATEII is a recreational vessel flying the American flag, 16.6 metres on deck. She has 5.3 metres in the beam and a draft measuring 2.6 metres. Officially she's MMSI 368215070, call sign WDM5353. Bring CHECKMATEII aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.
Free forever · No credit card · for recreational captains
Keep CHECKMATEII 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 9, 2026 10:37 UTC
Position
42.3572° N, 87.8209° W
Status
Under way (engine)
Speed
0.0 kn
Course
341°
Cruising Lake Michigan? 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 recreational captains
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put CHECKMATEII 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 CHECKMATEII and switch it all on
Free to join · nothing to install to start · cancel anytime
About CHECKMATEII
What kind of vessel is CHECKMATEII?
CHECKMATEII is a Recreational flagged to United States of America.
Where was CHECKMATEII last seen?
CHECKMATEII was last reported in Lake Michigan in Jun 2026 on public AIS.
What is CHECKMATEII's MMSI?
CHECKMATEII's MMSI is 368215070. Call sign WDM5353.
How big is CHECKMATEII?
CHECKMATEII is about 16.6 m long, 5.3 m on the beam, drawing 2.6 m.
Is CHECKMATEII on the Master's Mate Safety Initiative Network?
Not yet. If CHECKMATEII is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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