Official NHA Assessment

Race 4: RACEHORSE OWNERS ASSOCIATION FM 91 DIVIDED HANDICAP (F & M) (For Fillies and Mares)

Line Horse
Alabama Anna
Reference for assessment
Exact Matches
0 / 11
Calculated = Official
Close Matches
1 / 11
Within 2 points
Significant Diffs
10 / 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    Alabama Anna         6    54.5    1    0.00     0.0   83    83           83    +0
2    Bequest              4    56.0    2    2.50     3.5   83    79           79    -4
3    Benguela Cove        3    53.5    3    3.75     3.0   82    75           75    -7
4    Golden Aspen         6    53.5    4    4.75     0.0   82    81           81    -1
5    Sky Glitter          3    52.5    5    5.25     3.0   80    73           73    -7
6    Toto                 4    53.0    6    5.30     3.5   77    73           73    -4
7    Warship              3    54.5    7    5.50     3.0   84    77           77    -7
8    What A Honey         3    52.5    8    6.00     3.0   80    73           73    -7
9    Bureau des Legende   3    58.5    9    6.05     3.0   92    85           85    -7
10   Lucy In The Sky      4    58.5    10   6.50     3.5   88    84           84    -4
11   All Of Me            6    60.5    11   7.50     0.0   92    95           95    +3
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Horse-by-Horse Comparison

Pos Horse Pre-Rating Official New Calculated Discrepancy WFA (kg) Line Horse Calculation
1 Alabama Anna Line 83 73 83 -10 0.0
2 Bequest 83 85 79 +6 3.5 -
3 Benguela Cove 82 62 75 -13 3.0 -
4 Golden Aspen 82 66 81 -15 0.0 -
5 Sky Glitter 80 66 73 -7 3.0 -
6 Toto 77 79 73 +6 3.5 -
7 Warship 84 87 77 +10 3.0 -
8 What A Honey 80 97 73 +24 3.0 -
9 Bureau des Legende 92 97 85 +12 3.0 -
10 Lucy In The Sky 88 74 84 -10 3.5 -
11 All Of Me 92 94 95 -1 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