Official NHA Assessment

Race 7: GALLOP TV CLASS 4 (Open. Benchmark at 60.0kg = 82)

Line Horse
Masterofthedesert
Reference for assessment
Exact Matches
2 / 10
Calculated = Official
Close Matches
5 / 10
Within 2 points
Significant Diffs
3 / 10
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    Masterofthedesert    2    59.5    1    0.00     2.0   86    86           86    +0
2    Super Fast           5    59.0    2    0.70     0.0   83    89           89    +6
3    Spaarne Rivier       3    59.0    3    2.00     3.0   84    83           83    -1
4    Bank Street          3    51.0    4    2.25     3.0   67    67           67    +0
5    Rainbow Reward       5    59.5    5    2.65     0.0   89    90           90    +1
6    Red Bomber           2    62.0    6    2.85     2.0   86    91           91    +5
7    Winter In London     3    55.5    7    2.95     3.0   80    76           76    -4
8    Victor Rail          5    52.0    8    3.10     0.0   61    75           75    +14
9    Freedom Fighter      2    62.0    9    3.80     2.0   90    91           91    +1
10   Ibutho               7    60.5    10   4.90     0.0   83    92           92    +9
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Horse-by-Horse Comparison

Pos Horse Pre-Rating Official New Calculated Discrepancy WFA (kg) Line Horse Calculation
1 Masterofthedesert Line 86 86 86 ✓ Match 2.0
2 Super Fast 83 83 89 -6 0.0 -
3 Spaarne Rivier 84 84 83 +1 3.0 -
4 Bank Street 67 67 67 ✓ Match 3.0 -
5 Rainbow Reward 89 89 90 -1 0.0 -
6 Red Bomber 86 86 91 -5 2.0 -
7 Winter In London 80 80 76 +4 3.0 -
8 Victor Rail 61 61 75 -14 0.0 -
9 Freedom Fighter 90 90 91 -1 2.0 -
10 Ibutho 83 83 92 -9 0.0 -
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