When selecting the later than option to filter dates in your chart, the results will include anything later than the selected date at the following time: 00:00:00. Therefore, rows with the date selected will usually be included.
Ex. later than 2019-01-09
2019-01-09 00:06:20 will be included in your chart results
When selecting earlier than, your results won’t include the date selected as it is looking for dates earlier than this date at 00:00:00. The latest data included in this case will be for 2019-01-08 at 23:59:59.