Tanker · Flag JP

CHOKAISAN

CHOKAISAN is a tanker (IMO 9562685, MMSI 431375000, flag JP). Its last AIS position was reported on 15 Oct 2026 at 05:30 UTC near Port of Pengerang, bound for JP CHB.

Show on the live map Get its track by API

Last position

Position1.27° N, 104.24° ENear Port of Pengerang

Reported05:30 UTC15 Oct 2026

Speed10.3 kn

Course79°

Status: Constrained by her draught · Destination as broadcast: JP CHB · ETA as broadcast: 16 Nov 2026, 22:00 UTC

Position of MMSI 431375000, rounded to 0.01°; see the exact live position and the last 3 days on the live map.

Vessel details

Name	CHOKAISAN
IMO number	9562685
MMSI	431375000
Call sign	7JXX
Type	Tanker
Flag	JP (from the MMSI country code)
Length × beam	333 m × 60 m
Highest reported draught	19.2 m (last 30 days)
Estimated deadweight	≈ 269,000 t (VLCC) — estimated from AIS dimensions
Destination as broadcast	JP CHB
Seen in AIS	14 Oct 2026 – 15 Oct 2026 (last 30 days)

Port calls

No port calls detected in the last 60 days.

CHOKAISAN in the API

The full track, every port call and the live position of CHOKAISAN 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/9562685/track?from=2026-10-10&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/imo/9562685/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.