2017 Apr 24:
GPS Tracking for Open Water Swimming
- A minimally-technical, practical overview of current GPS tracking technology, with a focus on open-water swimming. Recommended smartphone apps, GPS watches, and satellite messengers.
2018 Mar 2:
Reliable Timing of Marathon Swims
- Suggested best practices to ensure accurate and precise timing of marathon swims. Official elapsed time derives from the difference between the start time of day and the finish time of day.