race-day checklist

Pre-flight

– / 13 done

Ticks are kept for today; tomorrow starts fresh.

the night before

set up once at the track

each session

after / end of day

if something's off

Slip shows “—” → still acquiring GPS, or you're below the speed it reads at — it's speed-gated on purpose.
Runs are captured raw, so even if something was off, the slip can be worked out again later — the day isn't wasted.