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
ONE SPHERE
MMSI 563251900 · Call sign 9V9626
Not yet on Master's MateType
Cargo
Flag
SGPLength
335 m
Beam
51 m
Draft
15 m
Call sign
9V9626
IMO
9975624
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
ONE SPHERE, an ocean freighter wearing Singaporean colours, measures 335 metres on deck. Below, she has a 51 m beam and a draft of 15 m. On the registers she's MMSI 563251900, call sign 9V9626, IMO 9975624. Join ONE SPHERE 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 ONE SPHERE, 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
34.6983° N, 129.0945° E
Transiting the Sea of Japan? 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 ONE SPHERE 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 ONE SPHERE and switch it all on
Free to join · nothing to install to start · cancel anytime
About ONE SPHERE
What kind of vessel is ONE SPHERE?
ONE SPHERE is a Cargo flagged to Singapore.
Where was ONE SPHERE last seen?
ONE SPHERE was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is ONE SPHERE's MMSI?
ONE SPHERE's MMSI is 563251900. Call sign 9V9626. IMO 9975624.
How big is ONE SPHERE?
ONE SPHERE is about 335 m long, 51 m on the beam, drawing 15 m.
Is ONE SPHERE on the Master's Mate Safety Initiative Network?
Not yet. If ONE SPHERE is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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