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.

Oil Recovery

MSRC Challenger

MMSI 368365770 · Call sign WDP5700

Not yet on Master's Mate

Type

Oil Recovery

Flag

USA

Length

13.7 m

Beam

4.8 m

Draft

2 m

Call sign

WDP5700

Official No.

1346093

AIS reports

MSRC Challenger is an American commercial vessel — 13.7 metres overall. She has 4.8 metres in the beam and a draft of 2 m. Officially she's MMSI 368365770, call sign WDP5700. Give MSRC Challenger the backing of the Master's Mate Safety Initiative Network — free, and a fleet that has her back.

Free forever · No credit card · for commercial operators

Eyes on MSRC Challenger, 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 MSRC Challenger 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 MSRC Challenger 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 MSRC Challenger and switch it all on

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

Claim free → unlock everything

About MSRC Challenger

What kind of vessel is MSRC Challenger?

MSRC Challenger is a Oil Recovery flagged to United States of America.

What is MSRC Challenger's MMSI?

MSRC Challenger's MMSI is 368365770. Call sign WDP5700.

How big is MSRC Challenger?

MSRC Challenger is about 13.7 m long, 4.8 m on the beam, drawing 2 m.

Is MSRC Challenger on the Master's Mate Safety Initiative Network?

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