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
LADY SOPHIE MARIE
MMSI 538010070 · Call sign V7A5550
Not yet on Master's MateType
Cargo
Flag
MHLLength
299 m
Beam
50 m
Draft
18.6 m
Call sign
V7A5550
IMO
9939383
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
19
LADY SOPHIE MARIE, a cargo vessel under Marshall Islands registration, measures 299 metres on deck. She carries a beam measuring 50 metres and a 18.6-metre draft. She's on record as MMSI 538010070, call sign V7A5550, IMO 9939383. Join LADY SOPHIE MARIE to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.
Free forever · No credit card · for commercial operators
Eyes on LADY SOPHIE MARIE, 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
34.5495° S, 18.4770° E
Wherever LADY SOPHIE MARIE 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 LADY SOPHIE MARIE 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 LADY SOPHIE MARIE and switch it all on
Free to join · nothing to install to start · cancel anytime
About LADY SOPHIE MARIE
What kind of vessel is LADY SOPHIE MARIE?
LADY SOPHIE MARIE is a Cargo flagged to Marshall Islands.
Where was LADY SOPHIE MARIE last seen?
LADY SOPHIE MARIE was last reported in around 35°S 18°E in Jun 2026 on public AIS.
What is LADY SOPHIE MARIE's MMSI?
LADY SOPHIE MARIE's MMSI is 538010070. Call sign V7A5550. IMO 9939383.
How big is LADY SOPHIE MARIE?
LADY SOPHIE MARIE is about 299 m long, 50 m on the beam, drawing 18.6 m.
Is LADY SOPHIE MARIE on the Master's Mate Safety Initiative Network?
Not yet. If LADY SOPHIE MARIE is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.