Towing vessel · Flag US

<UNKNOWN>

<UNKNOWN> is a towing vessel (MMSI 338332478, flag US). Its last AIS position was reported on 11 Oct 2026 at 05:20 UTC near Port of Isleton, bound for MARTINEZ.

Last position

Position38.11° N, 121.57° WNear Port of Isleton
Reported05:20 UTC11 Oct 2026
Speed50.7 kn
Course120°

Status: Under way using engine · Destination as broadcast: MARTINEZ

Position of MMSI 338332478, rounded to 0.01°; see the exact live position and the last 3 days on the live map.

Vessel details

Name<UNKNOWN>
IMO number–
MMSI338332478
Call sign–
TypeTowing vessel
FlagUS (from the MMSI country code)
Length × beam–
Highest reported draught–
Estimated deadweight–
Destination as broadcastMARTINEZ
Seen in AIS11 Oct 2026 – 14 Oct 2026 (last 30 days)

Port calls

No port calls detected in the last 60 days.

<UNKNOWN> in the API

The full track, every port call and the live position of <UNKNOWN> 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/338332478/track?from=2026-10-10&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/338332478/port-calls?from=2026-10-10"

Sources

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.