Cargo ship · Flag BS

HARMONY LEADER

HARMONY LEADER is a cargo ship (IMO 9441568, MMSI 311040800, flag BS).

Last position

No position from our live sources for MMSI 311040800 in the last 7 days. The vessel was last seen in AIS data on 25 Sep 2026.

Vessel details

Name	HARMONY LEADER
IMO number	9441568
MMSI	311040800
Call sign	C6YP3
Type	Cargo ship
Flag	BS (from the MMSI country code)
Length × beam	200 m × 32 m
Highest reported draught	9.3 m (last 30 days)
Estimated deadweight	≈ 30,400 t (Panamax) — estimated from AIS dimensions
Destination as broadcast	GB SOU
Seen in AIS	25 Sep 2026 – 25 Sep 2026 (last 30 days)

Port calls

No port calls detected in the last 60 days.

HARMONY LEADER in the API

The full track, every port call and the live position of HARMONY LEADER 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/9441568/track?from=2026-10-10&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/imo/9441568/port-calls?from=2026-10-10"

Get a free API key Track endpoint Port-call endpoint

Sources

Contains data from the Danish Maritime Authority that is used in accordance with the conditions for the use of Danish public data. Conditions for the use of Danish public data

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.