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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.
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SP-RUBY

MMSI 368351160 · Call sign WDP4082

Not yet on Master's Mate
Type
Other
Flag
USAUSA
Length
28.4 m
Beam
13 m
Draft
6 m
Call sign
WDP4082
IMO
1019890
Official No.
1341567
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
86

SP-RUBY is an American vessel, 28.4 metres from stem to stern. She's built with a beam measuring 13 metres and a 6-metre draft. Officially she's MMSI 368351160, call sign WDP4082, IMO 1019890. The Master's Mate Safety Initiative Network welcomes SP-RUBY — free to join, cruiser-run, and always on watch.

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Live AIS position · Jun 9, 2026 05:45 UTC
Position
29.7443° N, 93.8684° W
Status
Under way (engine)
Speed
0.0 kn
Course
105°
Destination
SABINE PASS TEXAS
Crossing the Gulf of Mexico? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put SP-RUBY on the map. It hands you the full bridge:

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.
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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
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.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
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About SP-RUBY

What kind of vessel is SP-RUBY?
SP-RUBY is a Other flagged to United States of America.
Where was SP-RUBY last seen?
SP-RUBY was last reported in the Gulf of Mexico in Jun 2026 on public AIS.
What is SP-RUBY's MMSI?
SP-RUBY's MMSI is 368351160. Call sign WDP4082. IMO 1019890.
How big is SP-RUBY?
SP-RUBY is about 28.4 m long, 13 m on the beam, drawing 6 m.
Is SP-RUBY on the Master's Mate Safety Initiative Network?
Not yet. If SP-RUBY is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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