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ZRS Sonoma Race 2

Sonoma Raceway · March 14, 2026 · 7 hours

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Ian Barberi

ZR2#94 Nine-Four Motorsports
Pace: 4th of 9 (+8.34s)|Consistency: 5th of 9

Top Coaching Points

S1 is weakest sector~116.6s potential

7th of 9 in class — +2.482s vs class best

Tire degradation above class average~0.8s potential

+41ms/lap vs +-23ms/lap class avg

Pace Picture

1:51.841
Best Lap
1:52.500
Best 10 Avg
4th of 9 · +8.34s
1.8%
CV% (lower = better)
5th of 9 · +0.9% CV
1.348s
Lap-to-Lap Delta

Race Execution

Focus Area

S1least consistent (0.911s spread)
7th in class · +2.482s vs best

Driver Consistency

RecoveryGood
0 laps avg
OpeningGood
neutral
Late StintGood
0.6x more spread

Driver Incidents

4
incidents
+112.9s
total cost
+30.8s
worst single

Stint Deep Dive

Lap times vs. lap-in-stint — positive ms/lap = tires degrading

S1
94 laps
Drift per lap
+41 ms/lap
Class avg: -23ms/lap
Early 1:54.552Late 1:58.084
Fading — 3.5s over 94 laps