Tug · Flag BR

WS CASTOR

WS CASTOR is a tug (IMO 9929730, MMSI 710006717, flag BR). Its last AIS position was reported on 15 Oct 2026 at 17:55 UTC near Port of Açu Pt / São João da Barra.

Last position

Position21.81° S, 40.98° WNear Port of Açu Pt / São João da Barra
Reported17:55 UTC15 Oct 2026
Speed6.4 kn
Course355°

Position of MMSI 710006717, rounded to 0.01°; see the exact live position and the last 3 days on the live map.

Vessel details

NameWS CASTOR
IMO number9929730
MMSI710006717
Call signPU8154
TypeTug
FlagBR (from the MMSI country code)
Length × beam25 m × 13 m
Highest reported draught–
Estimated deadweight–
Destination as broadcast–
Seen in AIS10 Oct 2026 – 15 Oct 2026 (last 30 days)

Port calls

No port calls detected in the last 60 days.

WS CASTOR in the API

The full track, every port call and the live position of WS CASTOR 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/9929730/track?from=2026-10-10&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
  "https://api.aistrail.com/v1/vessels/imo/9929730/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.