This is oversight from time when KStars was only planetarium so you wanted to have clock with ability to go forward and backward. For some reason they keep using this simulated clock withing Ekos too. Probably because it give you ability to run automatic tests where you can set predetermined date and time and run some sequence.

I started to work on option that will lock KStars clock to system clock. So if you set NTP or GPS synchronisation you should never see this issue again.

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