Official NHA Assessment

Race 8: NEXT TURFFONTEIN RACEMEETING SATURDAY 8 APRIL CLASSIFIED STAKES (For horses with nett rating of 75 and below)

Line Horse
Lollapalooza
Reference for assessment
Exact Matches
2 / 11
Calculated = Official
Close Matches
4 / 11
Within 2 points
Significant Diffs
6 / 11
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    Mescal               2    56.0    1    0.00     2.0   69    71           71    +2
2    Lollapalooza         3    58.5    2    2.10     3.0   74    74           74    +0
3    Gin And Tonic        3    55.0    3    2.85     3.0   69    67           67    -2
4    Vava Vegas           5    54.0    4    3.10     0.0   67    71           71    +4
5    Smelting             7    52.0    5    4.10     0.0   66    67           67    +1
6    Permesso Avanti      3    56.5    6    4.60     3.0   71    70           70    -1
7    Meteoric             3    58.5    7    6.10     3.0   75    74           74    -1
8    Lizado               3    52.0    8    7.10     3.0   52    61           61    +9
99   South Boy (ARG)      4    60.0    99   0.00     3.5   -     76           76    +0
99   Great Times          3    53.5    99   0.00     3.0   -     64           64    +0
99   Nettleton            3    56.5    99   0.00     3.0   -     70           70    +0
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Horse-by-Horse Comparison

Pos Horse Pre-Rating Official New Calculated Discrepancy WFA (kg) Line Horse Calculation
1 Mescal 69 64 71 -7 2.0 -
2 Lollapalooza Line 74 74 74 ✓ Match 3.0
3 Gin And Tonic 69 68 67 +1 3.0 -
4 Vava Vegas 67 58 71 -13 0.0 -
5 Smelting 66 52 67 -15 0.0 -
6 Permesso Avanti 71 70 70 ✓ Match 3.0 -
7 Meteoric 75 76 74 +2 3.0 -
8 Lizado 52 42 61 -19 3.0 -
99 South Boy (ARG) - 71 76 -5 3.5 -
99 Great Times - 54 64 -10 3.0 -
99 Nettleton - 100 70 +30 3.0 -
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