Annotation charts are timeline charts with annotations shown in full on the right hand side.

| Query Requirements |
Column 1: Numeric - Date as a Unix Timestamp Column 2: Numeric - The Y value Column 3: Text - Annotation Title (or null or an empty string) Column 4: Text - Annotation Detail (or null or an empty string) The query must return four columns, the first being a number representing a Unix timestamp. |
| Multiple Plots |
Yes Each plot has its own SQL query, a colour, and a name. |
| Axis Overrides |
Y Axis You can override the automatically calculated axis limits and extend the Y axis to values of your choice. |
| Data Formatting | No |
| Extra Columns | No |