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.
Tug
TERUS DAYA 377
MMSI 525801303 · Call sign YDC3961
Not yet on Master's MateType
Tug
Flag
IDNLength
28 m
Beam
9 m
Draft
2.3 m
Call sign
YDC3961
IMO
1079113
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
23
TERUS DAYA 377 is a tugboat under Indonesian registration, 28 metres in length. She carries a beam measuring 9 metres and a 2.3 m draft. She broadcasts as MMSI 525801303, call sign YDC3961, IMO 1079113. Join TERUS DAYA 377 to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.
Free forever · No credit card · for working boats
Built for boats that work — like TERUS DAYA 377.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 2, 2026
Position
2.3148° S, 104.6011° E
Wherever TERUS DAYA 377 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 working boats
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put TERUS DAYA 377 on the map. It hands you the full bridge:
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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.
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 TERUS DAYA 377 and switch it all on
Free to join · nothing to install to start · cancel anytime
About TERUS DAYA 377
What kind of vessel is TERUS DAYA 377?
TERUS DAYA 377 is a Tug flagged to Indonesia.
Where was TERUS DAYA 377 last seen?
TERUS DAYA 377 was last reported in around 2°S 105°E in Jun 2026 on public AIS.
What is TERUS DAYA 377's MMSI?
TERUS DAYA 377's MMSI is 525801303. Call sign YDC3961. IMO 1079113.
How big is TERUS DAYA 377?
TERUS DAYA 377 is about 28 m long, 9 m on the beam, drawing 2.3 m.
Is TERUS DAYA 377 on the Master's Mate Safety Initiative Network?
Not yet. If TERUS DAYA 377 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.