07.12.2017,00:00:00,$HST:STX(logfile)
07.12.2017,13:31:41,$HST:XYZ plot selected
07.12.2017,13:31:51,$HST:XYZ plot hidden
07.12.2017,13:31:51,$HST:XY plot selected
07.12.2017,13:32:01,$HST:XY plot hidden
07.12.2017,13:32:02,$HST:Yt plot selected
08.12.2017,00:00:00,$HST:Midnight -> memo cleared
08.12.2017,00:00:00,$HST:EOF(logfile)