CorneringAnalyzer - Rally Stage - Citroen C4 WRC
Corner-by-corner analysis with entry/apex/exit speeds, brake points, and time loss
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-Citroen_C4_WRC-Stage_230-20260122_130000.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 | speed, distance, time |
When to Use
- User asks about specific corners or turns
- User wants to know where they're losing time
- User asks about corner entry, apex, or exit performance
- User asks about consistency through corners
Key Options
| Option | Description |
|---|---|
lap_selection | best (single best lap) |
sort_order | time_loss (biggest problems first) |
corner_names | Filter to specific corners (e.g., ['big_bend', 'turn_1']) |
Sample Output
Subjects Analyzed: 1 Context: Rally stage data
All Laps (Default)
Options: lap_selection=all, _config_label=All Laps (Default)
Error: Invalid options for analyzer 'CorneringAnalyzer': 1 validation error for CorneringOptions
_config_label
Extra inputs are not permitted [type=extra_forbidden, input_value='All Laps (Default)', input_type=str]
For further information visit https://errors.pydantic.dev/2.12/v/extra_forbidden
Example Calls
Where am I losing time at Spa?
analyze(analyzers='cornering', track='Spa', lap_selection='best', sort_order='time_loss')
Analyzes best lap, ranks corners by time loss to show biggest opportunities
How consistent am I across all my laps in that session?
analyze(analyzers='cornering', event='01H8SP4HK4', lap_selection='all')
Analyzes all laps to show consistency metrics (std dev, CV%) per corner
Show me my performance through Big Bend
analyze(analyzers='cornering', track='Lime Rock', corner_names=['big_bend'], sort_order='track_order')
Filters analysis to specific corner with sequential ordering
Generated from b4racing.analysis.analyzers.cornering.CorneringAnalyzer