Official NHA Assessment

Race 8: TAKING THE REINS CAPE B STAKES (For All Horses with a nett rating of 94 & below)

Line Horse
Speed Racer
Reference for assessment
Exact Matches
1 / 9
Calculated = Official
Close Matches
3 / 9
Within 2 points
Significant Diffs
5 / 9
More than 5 points
Detailed Assessment
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Pos  Horse                Age  Weight  Fin  Lengths  WFA   Pre   Race Rating  New   Adj  
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1    Mojo Man             4    58.5    1    0.00     0.0   90    91           91    +1
2    Porque Te Vas        5    55.5    2    1.50     0.0   88    85           85    -3
3    Speed Racer          4    57.0    3    2.75     0.0   88    88           88    +0
4    Kyalami Girl         2    55.5    4    3.05     1.5   91    82           82    -9
5    Highlyconfidential   2    55.5    5    4.05     1.5   91    82           82    -9
6    The Charleston       2    57.0    6    4.35     1.5   94    85           85    -9
7    Rod The Mod          3    60.0    7    5.10     2.5   91    89           89    -2
8    Bluff On Bluff       3    52.5    8    5.85     2.5   75    74           74    -1
9    Speeding Bullet      2    55.5    9    8.35     1.5   83    82           82    -1
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Horse-by-Horse Comparison

Pos Horse Pre-Rating Official New Calculated Discrepancy WFA (kg) Line Horse Calculation
1 Mojo Man 90 80 91 -11 0.0 -
2 Porque Te Vas 88 78 85 -7 0.0 -
3 Speed Racer Line 88 88 88 ✓ Match 0.0
4 Kyalami Girl 91 88 82 +6 1.5 -
5 Highlyconfidential 91 86 82 +4 1.5 -
6 The Charleston 94 83 85 -2 1.5 -
7 Rod The Mod 91 90 89 +1 2.5 -
8 Bluff On Bluff 75 80 74 +6 2.5 -
9 Speeding Bullet 83 73 82 -9 1.5 -
Assessment Methodology
Calculation Steps:
  1. Identify Line Horse - consistent performer used as reference
  2. Calculate WFA Allowance based on age, distance, and month
  3. Apply Drag Adjustment for beaten margin
  4. Calculate Actual Weight Performance:
    Weight - Drag - WFA
  5. Compare to Line Horse to determine race rating
  6. Apply special rules (maiden caps, layoff allowance)
Key Formulas:
  • Drag Effect: Varies by distance (see Benchmarks page)
  • 1 length ≈ 1kg at 1 mile (1600m)
  • WFA Scale: Based on Admiral Rous's 1855 table
  • Rating Points: 1kg = 2 rating points