Official NHA Assessment

Race 7: CELEBRATING CENTURION MEMBER MARTIN WICKENS' BIRTHDAY CLASS 4 (F & M) (For Fillies & Mares. Benchmark at 60.0kg = 80)

Line Horse
Qhawekazi
Reference for assessment
Exact Matches
0 / 9
Calculated = Official
Close Matches
0 / 9
Within 2 points
Significant Diffs
7 / 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    Family Power         4    55.5    1    0.00     3.0   70    73           73    +3
2    Swiatek              3    57.0    2    0.75     5.0   84    76           76    -8
3    Qhawekazi            3    60.5    3    3.00     5.0   81    81           81    +0
4    Miraculous           3    56.5    4    3.75     5.0   83    72           73    -10
5    Jou Lekker Ding      3    55.0    5    4.75     5.0   80    68           70    -10
6    Little Miss Pink     6    56.0    6    5.05     0.0   72    80           80    +8
7    Tokyo Princess       2    57.0    7    7.30     0.0   74    82           82    +8
8    Rocking Peonie       3    55.0    8    8.05     5.0   70    68           68    -2
9    Easy Living          2    61.0    9    10.30    0.0   82    90           90    +8
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Horse-by-Horse Comparison

Pos Horse Pre-Rating Official New Calculated Discrepancy WFA (kg) Line Horse Calculation
1 Family Power 70 87 73 +14 3.0 -
2 Swiatek 84 104 76 +28 5.0 -
3 Qhawekazi Line 81 78 81 -3 5.0
4 Miraculous 83 79 73 +6 5.0 -
5 Jou Lekker Ding 80 80 70 +10 5.0 -
6 Little Miss Pink 72 66 80 -14 0.0 -
7 Tokyo Princess 74 67 82 -15 0.0 -
8 Rocking Peonie 70 63 68 -5 5.0 -
9 Easy Living 82 52 90 -38 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