John Grant International Raceway

Practice Session (Mark Wallin)

11:31:38am
Mark Wallin (11:31:38am)
Driver Mark Wallin
Class ISTC 13.5
Transponder 4445630
Session Time Date: August 1, 2025 (Friday)
Start: 11:31:38am
End: 11:42:27am
Length of Session: 5:48
Num Laps 18
Fastest Lap 18.803
Top 3 Consec 56.938
Averages Avg: 19.347
Top 5: 18.903
Top 10: 18.982
Top 15: 19.079
Std Deviation: 0.653
Consistency: 96.625%
Valid Lap Range 14 to 5:00
(lap times outside of this range are maked as "invalid")
Lap Times
Lap 1: 20.064
Lap 2: 19.164
Lap 3: 19.128
Lap 4: 19.168
Lap 5: 18.996
Lap 6: 21.333
Lap 7: 19.358
Lap 8: 18.945
Lap 9: 19.302
Lap 10: 18.94
Lap 11: 19.072
Lap 12: 18.926
Lap 13: 20.66
Lap 14: 18.803
Lap 15: 19.223
Lap 16: 19.318
Lap 17: 18.936
Lap 18: 18.911
* indicates an invalid lap (not counted in stats)
Lap-by-Lap Graph
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