About Time_in_beam
Time_in_beam is an analysis export variable available in exported fish track analyses.
It reports the time of the ping in which the last target in a fish track region appears minus the time of the ping in which the first target in the track appears (s).
This variable is exported only if it is selected on the Export page of the EV File Properties dialog box.
See also
About analysis
About analysis variables
About beam geometry
About fish track regions