Official NHA Assessment

Race 1: 4RACING WELCOMES YOU MAIDEN PLATE (For all Maidens.)

Line Horse
Skittles Skies
Reference for assessment
Exact Matches
0 / 12
Calculated = Official
Close Matches
1 / 12
Within 2 points
Significant Diffs
11 / 12
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    Orange County        2    57.0    1    0.00     0.0   -     100          6     +6
2    Skittles Skies       3    57.0    2    0.75     9.0   86    86           86    +0
3    High Queue           4    60.0    3    1.25     7.0   68    96           96    +28
4    Roman's Revenge      2    57.0    4    3.75     0.0   82    101          101   +19
5    Mo Ment              4    60.0    5    6.00     7.0   65    92           92    +27
6    Gold De Grace        4    60.0    6    6.50     7.0   52    92           92    +40
7    Mickey Blue Eyes     2    57.0    7    8.00     0.0   67    100          100   +33
8    Palace Guard         2    57.0    8    8.25     0.0   -     100          100   +100
9    Oklahoma Twister     4    60.0    9    10.25    7.0   70    92           92    +22
10   Roll Of The Dice     3    60.0    10   10.30    9.0   69    88           88    +19
11   Gamer                4    60.0    11   13.75    7.0   60    92           92    +32
12   Sommersilber         4    60.0    12   14.50    7.0   -     92           92    +92
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Horse-by-Horse Comparison

Pos Horse Pre-Rating Official New Calculated Discrepancy WFA (kg) Line Horse Calculation
1 Orange County - 77 6 +71 0.0 -
2 Skittles Skies Line 86 96 86 +10 9.0
3 High Queue 68 74 96 -22 7.0 -
4 Roman's Revenge 82 89 101 -12 0.0 -
5 Mo Ment 65 93 92 +1 7.0 -
6 Gold De Grace 52 51 92 -41 7.0 -
7 Mickey Blue Eyes 67 72 100 -28 0.0 -
8 Palace Guard - 68 100 -32 0.0 -
9 Oklahoma Twister 70 71 92 -21 7.0 -
10 Roll Of The Dice 69 81 88 -7 9.0 -
11 Gamer 60 65 92 -27 7.0 -
12 Sommersilber - 56 92 -36 7.0 -
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