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.
Unclassified
URSA MAJOR II
U.S. Official No. 1345568
Not yet on Master's MateType
Unclassified
Flag
USALength
14.9 m
Beam
4.6 m
Draft
1.8 m
First reported
Jun 2026
AIS reports
1
URSA MAJOR II, a vessel wearing American colours, measures 14.9 metres on deck. URSA MAJOR II has a beam measuring 4.6 metres and a 1.8-metre draft. She's listed under U.S. official number 1345568. Join URSA MAJOR II to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.
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Is URSA MAJOR II 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.
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Wherever URSA MAJOR II roams, you're never out there alone.
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Joining the Safety Initiative Network doesn't just put URSA MAJOR II 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.
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About URSA MAJOR II
What kind of vessel is URSA MAJOR II?
URSA MAJOR II is a Unclassified flagged to United States of America.
What is URSA MAJOR II's U.S. Official No.?
URSA MAJOR II's U.S. Official No. is 1345568.
How big is URSA MAJOR II?
URSA MAJOR II is about 14.9 m long, 4.6 m on the beam, drawing 1.8 m.
Is URSA MAJOR II on the Master's Mate Safety Initiative Network?
Not yet. If URSA MAJOR II is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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