My Garmin went totally nuts and undercounted by about 1.7 miles – it had me doing 45 min/mi pace at one point! Strava’s interpretation of the GPS data is a bit more sensible, at least overall. Probably should have been around 4.9 miles I think.
| Lap | Time | Distance | Pace | HR |
|---|---|---|---|---|
| Total | 42:07 | 5.2 mi | 8:07 min/mi | 172 |
| 1 | 5:50 | 0.62 mi | 9:28 min/mi | 157 |
| 2 | 10:45 | 0.98 mi | 10:56 min/mi | 173 |
| 3 | 10:24 | 0.41 mi | 25:22 min/mi | 175 |
| 4 | 10:34 | 0.80 mi | 13:12 min/mi | 174 |
| 5 | 4:31 | 0.49 mi | 9:08 min/mi | 171 |