Longitudinal profiles Longitudinal profiles date/time of the first event date/time of the last event since version 1.6 date/time of the profile. By default the forecastDate equals the startDate Each profile can hold one or more events). A single profile just holds one event. A date and time attribute must be specified use this field as a notebook to add comments, suggestions description of data entered etc. Each profile can hold an (unlimited) number of X, Y, and Z points representing the surveyed location and elevation chainage along the branch Each profile can hold an (unlimited) number of X, Y, and Z points representing the surveyed location and elevation