Vessel · Flag US
RV FERDINAND HASSLER
RV FERDINAND HASSLER is a vessel (IMO 9478559, MMSI 369970091, flag US). Its last AIS position was reported on 16 Oct 2026 at 20:49 UTC in Port of Portsmouth, bound for NEW CASTLE NH.
Last position
Status: Moored · Destination as broadcast: NEW CASTLE NH · ETA as broadcast: 9 Oct 2026, 10:45 UTC
Position of MMSI 369970091, rounded to 0.01°; see the exact live position and the last 3 days on the live map.
Vessel details
| Name | RV FERDINAND HASSLER |
|---|---|
| IMO number | 9478559 |
| MMSI | 369970091 |
| Call sign | WTEK |
| Type | Other type |
| Flag | US (from the MMSI country code) |
| Length × beam | 37 m × 18 m |
| Highest reported draught | 4.0 m (last 30 days) |
| Estimated deadweight | – |
| Destination as broadcast | NEW CASTLE NH |
| Seen in AIS | 10 Oct 2026 – 16 Oct 2026 (last 30 days) |
Port calls
No port calls detected in the last 60 days.
RV FERDINAND HASSLER in the API
The full track, every port call and the live position of RV FERDINAND HASSLER 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/9478559/track?from=2026-10-10&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
"https://api.aistrail.com/v1/vessels/imo/9478559/port-calls?from=2026-10-10"Sources
- Live AIS via aisstream.io, provided without warranty. No published terms
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.
