General information about Result Trackers can be found in Using Result Trackers in the Mechanical User's Guide.

You can view the full transient time history data after the insertion of Result Tracker objects. Body averaged data such as momentum and energy can be selected for display. Data at a specific location (position, velocity, stress etc.) can also be displayed.

The frequency at which Result Tracker information is provided is defined in the Save Result Tracker Data On option of the analysis settings.