## 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 {{ btn_quick_mark }} or the keyboard shortcut {{Key_Ctrl}}{{Key_J}}.

### 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

![Creating an event mark](images/Event_1.png)

| № | 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 {doc}`Event </sections/navigational-log/operational-marks/index>` 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:**

1. Left-click (tap) the mark on the chart

![Event mark editing dialog](images/Event_2.png)

3. In the window, enter the event name and description, if necessary
4. Save changes — ![Save button](images/save-button.png)

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

![Event mark with name](images/Event_3.png)

### Editing via the logbook

**Editing** the name and/or description of an event mark:
- Reopen the mark selection dialog on the chart
- Via the {doc}`**Logbook** </sections/navigational-log/operational-marks/index>`

```{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 {doc}`Electronic Logbook </sections/navigational-log/operational-marks/index>`
- 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.
```
