| P | Car | Class | Laps | Last | Best | Gap |
|---|
| Car | Class | Lap | Stint | Fuel left | To empty | Box by | Status |
|---|
| P | Car | Laps | Gap | Last | Last pit |
|---|
Settings are locked for the crew. Enter the crew PIN to change them.
| Car | Laps / gal | Tank (gal) | Tank (L) |
|---|
Put a phone in each car running Traccar Client (free, iPhone and Android). In its settings: Device identifier = the car number, Server URL = one of these, Location accuracy = high, Frequency = 1 second. Keep the app on screen and plugged in.
| Device | Last fix | Speed | Where |
|---|
The public link lets anyone watch the spectator page from anywhere (view-only). Each viewer uses about 5 KB/s of the phone's data.
Spectators open /watch on the pit Wi-Fi. It shows the map, a follow-car card and the leaderboard, with no settings.
Pit lane loss is the time a drive-through costs versus staying on track. A stop costs the lane loss plus the minimum stop. Laps per gallon comes from your practice method: laps driven ÷ gallons to top off. Fuel resets to a full tank after each detected stop; yellow laps burn at the reduced rate.