Time Series Chart - Time axis tick placements are incorrect

[Stephen_Clark]

See the image below. The tick mark says 5am, but it is clearly 5:45 there. Am I doing something wrong?

[Transistor]

To debug set props.timeaxis.tick.label.format : HH:mm:ss.

[tordvd]

I added a null value datapoint at the first index, which would shift my trend to the right.
This made my ticks align with what i needed:

in my case, i had to set tickCount to 23.5, because i shifted my trend half an hour.