GripUtilizationAnalyzer - Rally Stage - Aston Martin DBR9
Position-based grip utilization for track map visualization
Sample Data
| Attribute | Value |
|---|---|
| Source | motec |
| Category | rally_stage |
| File | /Users/mhild/src/durandom/racing/b4racing/packages/source-motec/tests/fixtures/telemetry-NGP-Car_5-Aston_Martin_DBR9-Stage_138-20260122_120000.ld |
Available Channels (30): brake, brake_layer_temp_fl, brake_layer_temp_fr, brake_layer_temp_rl, brake_layer_temp_rr, brake_temp_fl, brake_temp_fr, brake_temp_rl, brake_temp_rr, brake_wear_fl, brake_wear_fr, brake_wear_rl, brake_wear_rr, clutch, damping_force_fl, damping_force_fr, damping_force_rl, damping_force_rr, distance, engine_temp, gear, handbrake, lap_distance_pct, lat_accel, long_accel, pitch, position_x, position_y, position_z, roll
Configuration
| Setting | Value |
|---|---|
| Slice Type | lap |
| Metadata Only | False |
| Required Channels | lat_accel, long_accel, distance |
When to Use
- User wants grip utilization on track map
- User asks where they're not using all the grip
- User wants to see utilization heat map
Key Options
| Option | Description |
|---|---|
max_theoretical_g | Theoretical max grip in G (default: 1.5) |
lap_selection | best (single lap for clean visualization) |
sample_interval_m | Smoothing interval in meters (default: 5) |
Sample Output
Subjects Analyzed: 1 Context: Rally stage data
Best Lap (Default)
Options: lap_selection=best, _config_label=Best Lap (Default)
Error: Invalid options for analyzer 'GripUtilizationAnalyzer': 1 validation error for GripUtilizationOptions
_config_label
Extra inputs are not permitted [type=extra_forbidden, input_value='Best Lap (Default)', input_type=str]
For further information visit https://errors.pydantic.dev/2.12/v/extra_forbidden
Example Calls
Show grip utilization on track map
analyze(analyzers='grip_utilization', event='...', lap_selection='best')
Generates position-based utilization data for track map
Generated from b4racing.analysis.analyzers.grip_utilization.GripUtilizationAnalyzer