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.
Tug
ULTRA 3
MMSI 630001266 · Call sign J5BD9
Not yet on Master's MateType
Tug
Flag
GNBLength
30 m
Beam
13 m
Draft
5.4 m
Call sign
J5BD9
IMO
1065485
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
73
ULTRA 3 is a harbour tug registered in Guinea-Bissau, 30 metres long. Her hull carries a 13 m beam and a draft of 5.4 m. She's listed under MMSI 630001266, call sign J5BD9, IMO 1065485. The Master's Mate Safety Initiative Network welcomes ULTRA 3 — free to join, cruiser-run, and always on watch.
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Built for boats that work — like ULTRA 3.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
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Last known position · Jun 3, 2026
Position
57.3148° N, 19.8314° E
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Joining the Safety Initiative Network doesn't just put ULTRA 3 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 ULTRA 3 and switch it all on
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About ULTRA 3
What kind of vessel is ULTRA 3?
ULTRA 3 is a Tug flagged to Guinea-Bissau.
Where was ULTRA 3 last seen?
ULTRA 3 was last reported in the Baltic Sea in Jun 2026 on public AIS.
What is ULTRA 3's MMSI?
ULTRA 3's MMSI is 630001266. Call sign J5BD9. IMO 1065485.
How big is ULTRA 3?
ULTRA 3 is about 30 m long, 13 m on the beam, drawing 5.4 m.
Is ULTRA 3 on the Master's Mate Safety Initiative Network?
Not yet. If ULTRA 3 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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