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.
Tank Ship
SpaceShip
MMSI 367620000 · Call sign WSSS
Not yet on Master's MateType
Tank Ship
Flag
USALength
170.4 m
Beam
22.6 m
Draft
11.9 m
Call sign
WSSS
IMO
5056171
Official No.
1028249
AIS reports
4
An American tank ship, SpaceShip measures 170.4 metres. She's built with 22.6 metres in the beam and a 11.9 m draft. On the registers she's MMSI 367620000, call sign WSSS, IMO 5056171. There's a place for SpaceShip on the Master's Mate Safety Initiative Network — free, community-driven, like AAA for the ocean.
Free forever · No credit card · for commercial operators
Eyes on SpaceShip, 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 SpaceShip 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 SpaceShip 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 SpaceShip and switch it all on
Free to join · nothing to install to start · cancel anytime
About SpaceShip
What kind of vessel is SpaceShip?
SpaceShip is a Tank Ship flagged to United States of America.
What is SpaceShip's MMSI?
SpaceShip's MMSI is 367620000. Call sign WSSS. IMO 5056171.
How big is SpaceShip?
SpaceShip is about 170.4 m long, 22.6 m on the beam, drawing 11.9 m.
Is SpaceShip on the Master's Mate Safety Initiative Network?
Not yet. If SpaceShip is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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