Tug · Flag GB
RUPERT BEST
RUPERT BEST is a tug (IMO 9875848, MMSI 232033439, flag GB). Its last AIS position was reported on 16 Oct 2026 at 21:34 UTC in Portland Harbour, bound for PORTLAND:. AIS Trail recorded 1 port call in the last 60 days, most recently at Portland Harbour.
Last position
Status: Moored · Destination as broadcast: PORTLAND: · ETA as broadcast: 22 Sep 2026, 19:00 UTC
Position of MMSI 232033439, rounded to 0.01°; see the exact live position and the last 3 days on the live map.
Vessel details
| Name | RUPERT BEST |
|---|---|
| IMO number | 9875848 |
| MMSI | 232033439 |
| Call sign | MIRQ9 |
| Type | Tug |
| Flag | GB (from the MMSI country code) |
| Length × beam | 22 m × 11 m |
| Highest reported draught | 4.8 m (last 30 days) |
| Estimated deadweight | – |
| Destination as broadcast | PORTLAND: |
| Seen in AIS | 10 Oct 2026 – 16 Oct 2026 (last 30 days) |
Port calls
Port calls detected by AIS Trail in the last 60 days, newest first.
| Port | Arrived (UTC) | Departed (UTC) | Time in port |
|---|---|---|---|
| Portland Harbour GBPRH | 10 Oct 2026, 18:19 UTC | No departure yet | – |
RUPERT BEST in the API
The full track, every port call and the live position of RUPERT BEST 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/9875848/track?from=2026-10-10&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
"https://api.aistrail.com/v1/vessels/imo/9875848/port-calls?from=2026-10-10"Sources
- Live AIS via aisstream.io, provided without warranty. No published terms
- Port reference: World Port Index (Pub. 150), National Geospatial-Intelligence Agency (NGA).
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.
