Official NHA Assessment

Race 10: NEXT VAAL RACEMEETING TUESDAY 27 JANUARY MR 74 HANDICAP (Open)

Line Horse
Prince Of Kildare
Reference for assessment
Exact Matches
0 / 12
Calculated = Official
Close Matches
1 / 12
Within 2 points
Significant Diffs
6 / 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    Carnelo              6    52.5    1    0.00     0.0   62    62           62    +0
2    Prince Of Kildare    4    59.5    2    2.60     2.5   73    73           73    +0
3    Mocha Frappe         2    59.5    3    2.90     0.0   73    78           78    +5
4    My Lucky Charm       3    58.0    4    4.10     5.0   80    64           70    -10
5    Unsolved Riddle      3    59.0    5    5.10     5.0   77    65           67    -10
6    Johnny Drama         3    58.5    6    6.10     5.0   79    64           69    -10
7    Itsnowornever        5    55.0    7    6.80     0.0   64    67           67    +3
8    Sunset Warrior       2    57.5    8    7.90     0.0   79    72           72    -7
9    Eiffel Tower         4    59.5    9    8.20     2.5   73    71           71    -2
10   Express Yourself     2    61.0    10   8.45     0.0   76    79           79    +3
11   The Mightiest        3    58.5    11   11.55    5.0   71    64           64    -7
99   Global Impact        2    60.5    99   0.00     0.0   -     78           78    +0
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Horse-by-Horse Comparison

Pos Horse Pre-Rating Official New Calculated Discrepancy WFA (kg) Line Horse Calculation
1 Carnelo 62 75 62 +13 0.0 -
2 Prince Of Kildare Line 73 80 73 +7 2.5
3 Mocha Frappe 73 68 78 -10 0.0 -
4 My Lucky Charm 80 73 70 +3 5.0 -
5 Unsolved Riddle 77 77 67 +10 5.0 -
6 Johnny Drama 79 78 69 +9 5.0 -
7 Itsnowornever 64 64 67 -3 0.0 -
8 Sunset Warrior 79 76 72 +4 0.0 -
9 Eiffel Tower 73 69 71 -2 2.5 -
10 Express Yourself 76 74 79 -5 0.0 -
11 The Mightiest 71 70 64 +6 5.0 -
99 Global Impact - 74 78 -4 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