How to read the charts
- Straight vertical lines: Forecast (or finish) the same as previous forecast
- Deviation to the right: A slip forecast (or finish)
- Deviation to the left: Finish forecast earlier than previous forecast
- Heavy horizontal black line: A schedule baseline was approved on the Y axis date.
- Colored horizontal line to a vertical line: Completion was reported on the Y axis date (completion date is the X axis date)