Tanker · Flag JP

MAYASAN

MAYASAN is a tanker (IMO 9839856, MMSI 431618000, flag JP). Its last AIS position was reported on 16 Oct 2026 at 15:41 UTC near Port of Sungai Udang, bound for MYLGI.

Show on the live map Get its track by API

Last position

Position2.30° N, 102.02° ENear Port of Sungai Udang

Reported15:41 UTC16 Oct 2026

Speed0.0 kn

Course197°

Status: Restricted manoeuvrability · Destination as broadcast: MYLGI · ETA as broadcast: 15 Oct 2026, 13:00 UTC

Position of MMSI 431618000, rounded to 0.01°; see the exact live position and the last 3 days on the live map.

Vessel details

Name	MAYASAN
IMO number	9839856
MMSI	431618000
Call sign	7KJS
Type	Tanker
Flag	JP (from the MMSI country code)
Length × beam	340 m × 60 m
Highest reported draught	11.0 m (last 30 days)
Estimated deadweight	≈ 308,000 t (VLCC) — estimated from AIS dimensions
Destination as broadcast	MYLGI
Seen in AIS	13 Oct 2026 – 16 Oct 2026 (last 30 days)

Port calls

No port calls detected in the last 60 days.

MAYASAN in the API

The full track, every port call and the live position of MAYASAN are available through the AIS Trail API. A free key covers the last 7 days of history; paid plans cover the last 12 months, and Pro and Business add live positions.

curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/imo/9839856/track?from=2026-10-10&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/imo/9839856/port-calls?from=2026-10-10"

Get a free API key Track endpoint Port-call endpoint

Sources

Live AIS via aisstream.io, provided without warranty. No published terms
Open Waters AIS (https://openwaters.io/ais/), with each event's own source credit (mostly AISHub (https://www.aishub.net) and aisstream.io). Per-event source licence; not merged

Flags come from the MMSI country code, deadweight and size class are estimates from AIS dimensions, port calls are detected by AIS Trail from position reports. All sources and licences: Data sources.

Not for navigation. AIS data can be missing, delayed or wrong; do not use it for navigation, collision avoidance, search and rescue or any other safety-of-life purpose.