MMSI 367506340 · Call sign WDF9553
Not yet on Master's MateASTRAEA, a recreational boat sailing under the American flag, measures 10.8 metres on deck. ASTRAEA has a 4 m beam and a 2 m draft. Find her under MMSI 367506340, call sign WDF9553. Bring ASTRAEA aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.
Anchor alarms that wake you, a live camera at the dock, and weather you can trust before every run.
Look after her — claim free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Joining the Safety Initiative Network doesn't just put ASTRAEA on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.