Event Mark
The Event Mark tool is designed for placing marks by the navigating officer associated with events, at the navigating officer’s discretion.
Action (quick mark)
To create an event mark, use the quick mark button
or the keyboard shortcut ![]()
.
Function description
Event marks are displayed in a separate chart object layer. To display event marks, enable the Event display in the Chart objects section and enable the layer in Operational Settings.
Creating an event mark

№ |
Element |
Description |
|---|---|---|
1 |
Event |
Single-action button — create an event mark |
2 |
Event mark |
The event mark is displayed in accordance with IEC 62288 |
3 |
Notification |
Notification of event mark creation |
When an event mark is created, a screenshot of the current screen is taken. The screenshot is linked to the created event mark.
After adding an event mark, a message is displayed in the notification area.
Entry in the logbook
The mark is recorded in the Electronic Logbook as a standard Event entry. All event marks placed by the navigating officer are located on the vessel’s track.
Editing an event mark
The navigating officer may, at their discretion, assign a name to the event mark and add an extended description.
Editing the mark:
Left-click (tap) the mark on the chart

In the window, enter the event name and description, if necessary
Save changes —

After saving, the name will be displayed next to the mark.

Editing via the logbook
Editing the name and/or description of an event mark:
Reopen the mark selection dialog on the chart
Via the **Logbook**
Important
Deletion of event marks from the logbook is not possible.
Event marks are permanent records and cannot be deleted. This ensures the preservation of the navigation event history.
Display of event marks
Only event marks placed after the current ECDIS startup (current session) are displayed on the chart.
Viewing event marks from previous sessions:
Open the Electronic Logbook
Select the required date range
Marks selected for display will be shown on the ENC with red symbols
Operating features
Screenshots:
A screenshot of the current screen is automatically taken when an event mark is created
The screenshot is linked to the mark and accessible when viewing via the Electronic Logbook
Vessel track:
All event marks are located on the vessel’s track
This allows tracking events in chronological order
Names and descriptions:
The name is displayed next to the mark on the chart (after saving)
The description is available when selecting the mark or via the Electronic Logbook
Editing is available at any time
Tip
Use event marks to record important navigational events: changes in weather conditions, discovery of navigational hazards, and other significant situations.
Assigning names and descriptions facilitates quick search and analysis of events.
Note
Event marks are part of the logbook and may have legal significance. It is recommended to use them to record all important navigational events.