-Precise Point Positioning time series of North (red), East (green) and Up (blue) coordinate components are shown in the 'PPP' tab. Values are either referred to reference coordinates (if specified) or referred to mean values calculated from results received over the latest 5 minues. The time refers to GPS Time. +Precise Point Positioning time series of North (red), East (green) and Up (blue) coordinate components are shown in the 'PPP' tab. Values are either referred to reference coordinates (if specified) or referred to mean values calculated from results received over the latest 5 minues. The time as given in format hh:mm refers to GPS Time.