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.
Cargo
LONGEVITY
MMSI 636022018 · Call sign 5LGU4
Not yet on Master's MateType
Cargo
Flag
LBRLength
229 m
Beam
32 m
Draft
10.5 m
Call sign
5LGU4
IMO
9582520
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
38
LONGEVITY is a merchant vessel under Liberian registration, measuring 229 metres. LONGEVITY has a beam measuring 32 metres and a 10.5 m draft. On AIS she shows as MMSI 636022018, call sign 5LGU4, IMO 9582520. LONGEVITY can be part of the Master's Mate Safety Initiative Network at no cost — a community watch that never sleeps.
Free forever · No credit card · for commercial operators
Eyes on LONGEVITY, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
Put her on the dashboard — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 4, 2026
Position
34.2567° S, 58.6839° W
Wherever LONGEVITY roams, 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 commercial operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put LONGEVITY on the map. It hands you the full bridge:
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
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.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
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.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim LONGEVITY and switch it all on
Free to join · nothing to install to start · cancel anytime
About LONGEVITY
What kind of vessel is LONGEVITY?
LONGEVITY is a Cargo flagged to Liberia.
Where was LONGEVITY last seen?
LONGEVITY was last reported in around 34°S 59°W in Jun 2026 on public AIS.
What is LONGEVITY's MMSI?
LONGEVITY's MMSI is 636022018. Call sign 5LGU4. IMO 9582520.
How big is LONGEVITY?
LONGEVITY is about 229 m long, 32 m on the beam, drawing 10.5 m.
Is LONGEVITY on the Master's Mate Safety Initiative Network?
Not yet. If LONGEVITY is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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