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.

Freight Ship

RS RocketShip

MMSI 338731000 · Call sign WCZ7837

Not yet on Master's Mate

Type

Freight Ship

Flag

USA

Length

95.3 m

Beam

25 m

Draft

6.1 m

Call sign

WCZ7837

IMO

9198501

Official No.

1094576

AIS reports

RS RocketShip is a cargo vessel registered in the United States, 95.3 metres overall. RS RocketShip has a beam measuring 25 metres and a 6.1-metre draft. On AIS she shows as MMSI 338731000, call sign WCZ7837, IMO 9198501. Claim RS RocketShip free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.

Free forever · No credit card · for commercial operators

Eyes on RS RocketShip, 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

Wherever RS RocketShip 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 RS RocketShip 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 RS RocketShip and switch it all on

Free to join · nothing to install to start · cancel anytime

Claim free → unlock everything

About RS RocketShip

What kind of vessel is RS RocketShip?

RS RocketShip is a Freight Ship flagged to United States of America.

What is RS RocketShip's MMSI?

RS RocketShip's MMSI is 338731000. Call sign WCZ7837. IMO 9198501.

How big is RS RocketShip?

RS RocketShip is about 95.3 m long, 25 m on the beam, drawing 6.1 m.

Is RS RocketShip on the Master's Mate Safety Initiative Network?

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