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.
Tanker
BTS SUMMER
Tanker · last seen 1°N 104°E · Jun 2026 · MMSI 563060900 · Call sign 9V5894
Not yet on Master's MateType
Tanker
Length
128 m
Beam
20 m
Draft
6.3 m
Call sign
9V5894
IMO
9434694
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
6
BTS SUMMER is a tanker, 128 metres from stem to stern. She carries a 20-metre beam and a 6.3-metre draft. She broadcasts as MMSI 563060900, call sign 9V5894, IMO 9434694. BTS SUMMER 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 BTS SUMMER, 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 15, 2026
Position
1.2974° N, 103.7317° E
Transiting the Strait of Malacca? 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 BTS SUMMER 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 BTS SUMMER and switch it all on
Free to join · nothing to install to start · cancel anytime
About BTS SUMMER
What kind of vessel is BTS SUMMER?
BTS SUMMER is a Tanker.
Where was BTS SUMMER last seen?
BTS SUMMER was last reported in the Strait of Malacca in Jun 2026 on public AIS.
What is BTS SUMMER's MMSI?
BTS SUMMER's MMSI is 563060900. Call sign 9V5894. IMO 9434694.
How big is BTS SUMMER?
BTS SUMMER is about 128 m long, 20 m on the beam, drawing 6.3 m.
Is BTS SUMMER on the Master's Mate Safety Initiative Network?
Not yet. If BTS SUMMER is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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