Official NHA Assessment

Race 5: GENUINE ENNION SYNDICATE PROGRESS PLATE (F & M) (For 1,2 & 3 Time Winners & Maidens (F & M))

Line Horse
Miss World
Reference for assessment
Exact Matches
0 / 7
Calculated = Official
Close Matches
0 / 7
Within 2 points
Significant Diffs
4 / 7
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    Mon Petit Cherie     2    61.5    1    0.00     5.0   120   111          111   -9
2    Miss World           3    55.5    2    0.20     7.5   94    94           94    +0
3    Gimme What I Want    2    57.5    3    1.95     5.0   102   103          103   +1
4    Back At The George   2    57.5    4    5.95     5.0   88    103          103   +15
5    Scarlet Macaw        2    61.5    5    6.95     5.0   108   111          111   +3
99   Artiste              2    58.5    99   0.00     5.0   -     105          105   +0
99   Tanneron             3    58.5    99   0.00     7.5   -     100          100   +0
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Horse-by-Horse Comparison

Pos Horse Pre-Rating Official New Calculated Discrepancy WFA (kg) Line Horse Calculation
1 Mon Petit Cherie 120 118 111 +7 5.0 -
2 Miss World Line 94 91 94 -3 7.5
3 Gimme What I Want 102 112 103 +9 5.0 -
4 Back At The George 88 90 103 -13 5.0 -
5 Scarlet Macaw 108 107 111 -4 5.0 -
99 Artiste - 90 105 -15 5.0 -
99 Tanneron - 96 100 -4 7.5 -
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