Question 1

Where is TR31 right now?

Accepted Answer

TR31 was last reported moored, on 6 Aug 2026, 09:58 UTC. It was sailing from PRAGUE to PRAGUE with an ETA of 6 Aug 2026, 08:05 UTC. Its exact coordinates, speed and ETA are shown at the top of this page and refresh from the latest AIS broadcast.

Question 2

What are the identifiers for TR31?

Accepted Answer

TR31 broadcasts MMSI 270403000, with call sign OL2031. The MMSI is the radio identifier used by AIS; the IMO number stays with the ship for life and does not change with re-flagging or sale.

Question 3

What type of ship is TR31?

Accepted Answer

TR31 is a maritime vessel registered under the CZ flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder and full CZ flag list at /flag/cz.

Question 4

How can I see the live position of TR31?

Accepted Answer

MarineRadar shows the latest AIS broadcast from TR31 above, with current position, course, speed, and navigation status. Tap "View on map" to centre the live tracker on the vessel and watch its movement update in real time. The same data is available offline-friendly in the iOS and Android apps.

Question 5

How often is TR31's position updated?

Accepted Answer

AIS transponders broadcast position every 2 seconds when underway at high speed and up to every 3 minutes at anchor. The position you see refreshes whenever the ship is in range of a coastal AIS receiver or a satellite pass — typically seconds in coastal waters and minutes offshore.

Question 6

What class is TR31?

Accepted Answer

The vessel's design class is inferred from its dimensions, gross tonnage and dead weight, all of which are listed in the Identity and Specifications panels on the vessel page.

TR31 — Other

Voyage Tracker

Identity

Specifications

Track TR31 live on MarineRadar

About TR31

TR31 — Vessel

TR31 route and voyage history

Vessel class and identifiers

Frequently Asked Questions

TR31 — Key Facts