How the historical record is updated
The watch performs the following operations continually while an Altimeter Mode stopwatch operation is in progress.
Data
High Altitude
Low Altitude
Total Ascent
Total Descent
Update Operation
The historical record value is compared with the current reading and the greater of the two is recorded in the historical record.
The historical record value is compared with the current reading, and the lesser of the two is recorded in the historical record.
The current Altimeter Mode stopwatch session value is added to the historical record value when the current Altimeter Mode stopwatch session is reset to all zeros.
•See “Clearing the Historical Record” (page