Tanker · Flag BS
FORTALEZA KNUTSEN
FORTALEZA KNUTSEN is a tanker (IMO 9499876, MMSI 311046300, flag BS). Its last AIS position was reported on 16 Oct 2026 at 10:57 UTC, bound for DE WVN. AIS Trail recorded 3 port calls in the last 60 days, most recently at Stura.
Last position
Status: Under way using engine · Destination as broadcast: DE WVN · ETA as broadcast: 12 Oct 2026, 13:00 UTC
Position of MMSI 311046300, rounded to 0.01°; see the exact live position and the last 3 days on the live map.
Vessel details
| Name | FORTALEZA KNUTSEN |
|---|---|
| IMO number | 9499876 |
| MMSI | 311046300 |
| Call sign | C6YV2 |
| Type | Tanker |
| Flag | BS (from the MMSI country code) |
| Length × beam | 253 m × 42 m |
| Highest reported draught | 14.8 m (last 30 days) |
| Estimated deadweight | ≈ 110,000 t (Aframax) — estimated from AIS dimensions |
| Destination as broadcast | DE WVN |
| Seen in AIS | 16 Sep 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 |
|---|---|---|---|
| Stura NOSTU | 14 Oct 2026, 08:09 UTC | 15 Oct 2026, 11:50 UTC | 27 h 41 min |
| Rostock DERSK | 5 Oct 2026, 19:47 UTC | 7 Oct 2026, 09:38 UTC | 37 h 51 min |
| Rostock DERSK | 20 Aug 2026, 05:41 UTC | 20 Aug 2026, 15:53 UTC | 10 h 12 min |
FORTALEZA KNUTSEN in the API
The full track, every port call and the live position of FORTALEZA KNUTSEN 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/9499876/track?from=2026-10-10&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
"https://api.aistrail.com/v1/vessels/imo/9499876/port-calls?from=2026-10-10"Sources
- Live AIS via aisstream.io, provided without warranty. No published terms
- Data delivered by BarentsWatch NLOD 2.0
- 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
- Open Waters AIS (https://openwaters.io/ais/), with each event's own source credit (mostly AISHub (https://www.aishub.net) and aisstream.io). Per-event source licence; not merged
- Port reference: UN/LOCODE, United Nations Economic Commission for Europe (UNECE), https://unlocode.unece.org, license CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Modified: port entries selected, deduplicated and merged with the World Port Index.
- 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.
