Changelog

All notable changes to the Tanker Polygon Events API are documented on this page.

[v6 – 2026‑02‑12]

Added

• New fields entry_raw_destination and out_raw_destination to expose the destination as received by the AIS signal at entry and exit.

[v5 – 2025‑11‑12]

Added

• New filter query parameter ancestor_polygons (array of strings) to filter events by the parent polygons that contain the event. More information can be found here.
• New field event_id to expose the unique identifier of the polygon event.
• New fields min_speed, max_speed, average_speed to expose speed statistics during the event.

[v4 – 2025‑07‑21]

Added

• New filter query parameter vessel_ids (array of unique vessel IDs) to filter results by internal vessel identifiers.
• New field vessel_id to expose the unique vessel identifier.

[v3 – 2025‑04‑04]

• Initial Release