Official NHA Assessment
Race 3: BETWAY MAIDEN PLATE (F & M) (For Maiden Fillies and Mares)
Line Horse
Masters Queen
Reference for assessment
Exact Matches
0 / 12
Calculated = Official
Close Matches
0 / 12
Within 2 points
Significant Diffs
12 / 12
More than 5 points
Detailed Assessment
------------------------------------------------------------------------------------------------------------------------ Pos Horse Age Weight Fin Lengths WFA Pre Race Rating New Adj ------------------------------------------------------------------------------------------------------------------------ 1 Masters Queen 3 60.0 1 0.00 5.0 71 71 71 +0 2 Absolutely Fab 4 60.0 2 1.75 6.0 55 69 69 +14 3 Miss Rose 3 60.0 3 6.25 5.0 64 71 71 +7 4 Angel Deb's 3 60.0 4 7.50 5.0 - 71 71 +71 5 Dame Colleen 3 60.0 5 7.55 5.0 53 71 71 +18 6 Sugar Snap 3 60.0 6 8.80 5.0 69 71 71 +2 7 Passion Fantacy 3 60.0 7 9.05 5.0 62 71 71 +9 8 Social Spirit 3 60.0 8 13.05 5.0 61 71 71 +10 9 Cosmogenic Rain 3 56.0 9 16.30 5.0 - 63 63 +63 10 Magic To The Fore 3 58.5 10 16.35 5.0 68 68 68 +0 11 Royal Welcome 3 60.0 11 17.10 5.0 - 71 71 +71 12 Shades Of Glitter 3 60.0 12 23.35 5.0 - 71 71 +71 ------------------------------------------------------------------------------------------------------------------------
Horse-by-Horse Comparison
| Pos | Horse | Pre-Rating | Official New | Calculated | Discrepancy | WFA (kg) | Line Horse | Calculation |
|---|---|---|---|---|---|---|---|---|
| 1 | Masters Queen Line | 71 | 56 | 71 | -15 | 5.0 | ||
| 2 | Absolutely Fab | 55 | 51 | 69 | -18 | 6.0 | - | |
| 3 | Miss Rose | 64 | 57 | 71 | -14 | 5.0 | - | |
| 4 | Angel Deb's | - | 78 | 71 | +7 | 5.0 | - | |
| 5 | Dame Colleen | 53 | 46 | 71 | -25 | 5.0 | - | |
| 6 | Sugar Snap | 69 | 59 | 71 | -12 | 5.0 | - | |
| 7 | Passion Fantacy | 62 | 56 | 71 | -15 | 5.0 | - | |
| 8 | Social Spirit | 61 | 52 | 71 | -19 | 5.0 | - | |
| 9 | Cosmogenic Rain | - | 30 | 63 | -33 | 5.0 | - | |
| 10 | Magic To The Fore | 68 | 58 | 68 | -10 | 5.0 | - | |
| 11 | Royal Welcome | - | 53 | 71 | -18 | 5.0 | - | |
| 12 | Shades Of Glitter | - | 30 | 71 | -41 | 5.0 | - |
Assessment Methodology
Calculation Steps:
- Identify Line Horse - consistent performer used as reference
- Calculate WFA Allowance based on age, distance, and month
- Apply Drag Adjustment for beaten margin
- Calculate Actual Weight Performance:
Weight - Drag - WFA - Compare to Line Horse to determine race rating
- 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