Official NHA Assessment

Race 7: TOTE - SPEED. POWER. GLORY CLASS 4 (Open. Benchmark at 60.0kg = 82)

Line Horse
Dapper
Reference for assessment
Exact Matches
1 / 14
Calculated = Official
Close Matches
6 / 14
Within 2 points
Significant Diffs
8 / 14
More than 5 points
Detailed Assessment
------------------------------------------------------------------------------------------------------------------------
Pos  Horse                Age  Weight  Fin  Lengths  WFA   Pre   Race Rating  New   Adj  
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1    Treaty Of Paris      2    59.5    1    0.00     0.0   95    83           83    -12
2    Lions Eye            2    53.5    2    0.70     0.0   69    76           76    +7
3    Dapper               2    55.5    3    0.80     0.0   79    79           79    +0
4    Voldemort            6    58.0    4    1.50     0.0   81    83           83    +2
5    El Dante             7    60.5    5    1.65     0.0   83    88           88    +5
6    Thunderbird          4    55.5    6    1.85     4.5   73    69           69    -4
7    Rooster Bradshaw     3    59.0    7    2.35     7.0   81    70           71    -10
8    Mister Nibbles       3    60.5    8    2.75     7.0   84    73           74    -10
9    Targaryen Knight     2    53.0    9    4.05     0.0   82    71           72    -10
10   Town Crier           2    53.0    10   5.15     0.0   82    70           72    -10
11   White Seahorse       2    58.5    11   5.45     0.0   80    81           81    +1
12   Lake Como            3    49.5    12   5.95     7.0   64    49           54    -10
13   Winter Waves         7    56.0    13   6.95     0.0   74    76           76    +2
14   Unicorn Alert        3    55.5    14   9.95     7.0   73    61           63    -10
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Horse-by-Horse Comparison

Pos Horse Pre-Rating Official New Calculated Discrepancy WFA (kg) Line Horse Calculation
1 Treaty Of Paris 95 100 83 +17 0.0 -
2 Lions Eye 69 68 76 -8 0.0 -
3 Dapper Line 79 72 79 -7 0.0
4 Voldemort 81 81 83 -2 0.0 -
5 El Dante 83 87 88 -1 0.0 -
6 Thunderbird 73 70 69 +1 4.5 -
7 Rooster Bradshaw 81 78 71 +7 7.0 -
8 Mister Nibbles 84 81 74 +7 7.0 -
9 Targaryen Knight 82 78 72 +6 0.0 -
10 Town Crier 82 81 72 +9 0.0 -
11 White Seahorse 80 81 81 ✓ Match 0.0 -
12 Lake Como 64 61 54 +7 7.0 -
13 Winter Waves 74 77 76 +1 0.0 -
14 Unicorn Alert 73 61 63 -2 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