StageProfileAnalyzer - Circuit Session - Lime Rock MX-5

Rally stage characterization from pacenote data (no telemetry required)

Sample Data

Attribute	Value
Source	garage61
Category	circuit_lap
File	01K451BYJ64G0T2GPQ44AKXC86

---

Configuration

Setting	Value
Metadata Only	True

---

When to Use

• User asks about stage characteristics before driving
• User wants to understand stage difficulty or technicality
• User asks about corner distribution or density
• User wants to compare stage profiles
• User asks 'what kind of stage is this?'

---

Key Options

Option	Description
technical_threshold_corners	Corners needed within window to mark as technical (default: 3)
technical_threshold_distance_m	Window size for technical detection (default: 500m)
fast_section_gap_m	Gap between corners to mark as fast section (default: 1000m)

---

Sample Output

Subjects Analyzed: 1

Default

Metrics Summary

01K451BYJ64G0T2GPQ44AKXC86

Metric	Value
Track Name	Lime Rock Park
Stage Length M	2462
Surface Type	tarmac
Corners	{"total_count": 6, "density_per_km": 2.4370430544272947, "avg_segment_length_m": 328.0, "min_segment_length_m": 176.0, "max_segment_length_m": 404.0, "density_formatted": "2.4/km"}
Flags	{"tightens_count": 0, "narrows_count": 0, "wide_out_count": 0, "tightens_bad_count": 0, "dont_cut_count": 0, "cut_count": 0, "long_count": 0, "maybe_count": 0}
Sections	{"technical_section_count": 0, "fast_section_count": 0, "technical_distance_m": 0, "fast_distance_m": 0, "technical_pct": 0.0}
Character	{"technical_rating": 0.24370430544272947, "speed_rating": 0.0, "danger_rating": 0.0, "elevation_rating": 0.0, "technical_formatted": "24%", "speed_formatted": "0%", "danger_formatted": "0%"}
Stage Length Km	2.46

Raw JSON output

{
  "metrics": [
    {
      "subject_id": "01K451BYJ64G0T2GPQ44AKXC86",
      "track_name": "Lime Rock Park",
      "stage_length_m": 2462,
      "surface_type": "tarmac",
      "corners": {
        "total_count": 6,
        "density_per_km": 2.4370430544272947,
        "avg_segment_length_m": 328.0,
        "min_segment_length_m": 176.0,
        "max_segment_length_m": 404.0,
        "density_formatted": "2.4/km"
      },
      "flags": {
        "tightens_count": 0,
        "narrows_count": 0,
        "wide_out_count": 0,
        "tightens_bad_count": 0,
        "dont_cut_count": 0,
        "cut_count": 0,
        "long_count": 0,
        "maybe_count": 0
      },
      "sections": {
        "technical_section_count": 0,
        "fast_section_count": 0,
        "technical_distance_m": 0,
        "fast_distance_m": 0,
        "technical_pct": 0.0
      },
      "character": {
        "technical_rating": 0.24370430544272947,
        "speed_rating": 0.0,
        "danger_rating": 0.0,
        "elevation_rating": 0.0,
        "technical_formatted": "24%",
        "speed_formatted": "0%",
        "danger_formatted": "0%"
      },
      "stage_length_km": 2.462
    }
  ],
  "metadata": {
    "analyzer": "stage_profile",
    "title": "Stage Profile",
    "subjects_analyzed": 1
  }
}

---

Example Calls

What kind of stage is Chirdonhead?

analyze(analyzers='stage_profile', track='Chirdonhead')

Analyzes stage character without needing any telemetry

How technical is this Finnish stage?

analyze(analyzers='stage_profile', track='Ouninpohja')

Returns technical rating, corner density, and section breakdown

---

Generated from b4racing.analysis.analyzers.stage_profile.StageProfileAnalyzer