Should be faster. GPS didn't get my first track lap

Didn't add the distance but it added the time.
July 31, 2016 · 14:28 Clear, 76.8°F 33% humidity 7.6mph N
Distance
2.51 mi
Moving time
19:06
Avg pace
7:35 /mi
Elevation
0 ft
Elapsed time 28:26
GAP 9:48 /mi
Calories 430 kcal
Gear Nike Flex Show TR 4 Device Strava App

Splits

mi Pace GAP Elev
1 6:25 6:38
19ft
2 8:58 14:21
5ft
3 6:58 7:12
-21ft
Lap Distance Time Pace HR Elev
1 2.5mi 16:36 6:36
n/a 46ft

Distribution

Pace
Cadence