Canon EOS-1D X Mark III EOS-1DX Mark III Advanced User Guide - Page 706

GPS Logger By setting [Log GPS position] to [Enable], you can automatically record geotag information at specific intervals along the route that the camera travels. Geotag information is recorded at the interval set in [Position update intvl] as log data saved in the camera's internal memory by date. You can also view the route traveled on a map displayed on a computer. Position update intervals and log data capacity (in days) are as follows. Update Interval Every sec. Every 5 sec. Every 10 sec. Every 15 sec. Log Data 4.1 days 20 days 41 days 61 days Update Interval Every 30 sec. Every min. Every 2 min. Every 5 min. (Approx.) Log Data 100 days 100 days 100 days 100 days * With one day being equivalent to eight hours of log data Names of daily log files consist of the date and number (such as 19101000). New log file are created if the camera enters a new time zone ( ). When the camera's internal memory becomes full, old log data is overwritten with new data. Caution In [Mode 1], GPS logging continues even with the power switch set to < >. In [Mode 2], setting the power switch to < > deactivates GPS logging. However, GPS logging continues during auto power off. Geotag information added to images may be inaccurate under some traveling conditions, in some locations, or under some GPS settings. 706