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.

Tug

SATURN

Tug · last seen 46°N 142°E · Jun 2026 · MMSI 273356920 · Call sign UBHH9

Not yet on Master's Mate

Type

Tug

Length

75 m

Beam

17 m

Draft

6.7 m

Call sign

UBHH9

IMO

9378175

First reported

Jun 2026

Last reported

Jun 2026

AIS reports

SATURN is a 75-metre tug. Her hull carries 17 metres in the beam and a draft measuring 6.7 metres. Her papers read MMSI 273356920, call sign UBHH9, IMO 9378175. It's free to add SATURN to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.

Photos of SATURN

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Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.

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Last known position · Jun 16, 2026

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Position

46.1080° N, 142.3250° E

Wherever SATURN roams, you're never out there alone.

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Joining the Safety Initiative Network doesn't just put SATURN on the map. It hands you the full bridge:

Systems Monitoring

Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.

Live AIS & Traffic

See every vessel around you in real time. Closest-approach warnings before they matter.

Weather & Routing

GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.

Distress Mesh

Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.

Anchor Watch

GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.

Worldwide Charts

Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.

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.

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About SATURN

What kind of vessel is SATURN?

SATURN is a Tug.

Where was SATURN last seen?

SATURN was last reported in around 46°N 142°E in Jun 2026 on public AIS.

What is SATURN's MMSI?

SATURN's MMSI is 273356920. Call sign UBHH9. IMO 9378175.

How big is SATURN?

SATURN is about 75 m long, 17 m on the beam, drawing 6.7 m.

Is SATURN on the Master's Mate Safety Initiative Network?

Not yet. If SATURN is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).