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
SIRIUS HIGHWAY
MMSI 538007517 · Call sign V7ST8
Not yet on Master's MateType
Cargo
Flag
MHLLength
199 m
Beam
38 m
Draft
7.8 m
Call sign
V7ST8
IMO
9757981
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
32
SIRIUS HIGHWAY, a cargo ship listed on the the Marshall Islands registry, measures 199 metres on deck. SIRIUS HIGHWAY has 38 metres in the beam and a 7.8 m draft. She broadcasts as MMSI 538007517, call sign V7ST8, IMO 9757981. Put SIRIUS HIGHWAY on the Master's Mate Safety Initiative Network — free to claim, with a whole fleet watching out for her.
Free forever · No credit card · for commercial operators
Eyes on SIRIUS HIGHWAY, 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
32.4549° N, 117.5788° W
Transiting off Southern California? 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 SIRIUS HIGHWAY 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 SIRIUS HIGHWAY and switch it all on
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About SIRIUS HIGHWAY
What kind of vessel is SIRIUS HIGHWAY?
SIRIUS HIGHWAY is a Cargo flagged to Marshall Islands.
Where was SIRIUS HIGHWAY last seen?
SIRIUS HIGHWAY was last reported in off Southern California in Jun 2026 on public AIS.
What is SIRIUS HIGHWAY's MMSI?
SIRIUS HIGHWAY's MMSI is 538007517. Call sign V7ST8. IMO 9757981.
How big is SIRIUS HIGHWAY?
SIRIUS HIGHWAY is about 199 m long, 38 m on the beam, drawing 7.8 m.
Is SIRIUS HIGHWAY on the Master's Mate Safety Initiative Network?
Not yet. If SIRIUS HIGHWAY is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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