Shmatko Aleksandra
From Samara, Russia
Internal rating (RR)
Rating date Feb. 16, 2025 (latest changes Feb. 16, 2025).
130 place (300.64).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (632.91 * 3.65 * 1 + 280.90 * 3.75 * 1 + 285.71 * 2.60 * 1 + 0 + 0) / (3.65 * 1 + 3.75 * 1 + 2.60 * 1 + 1 + 1) = 342.19666666666666
p2 = (632.91 * 3.65 * 1 + 280.90 * 3.75 * 1 + 285.71 * 2.60 * 1) / max_coefficients = 259.0763406940063
score = 342.19666666666666 * 0.5 + 259.0763406940063 * 0.5 = 300.6365036803365
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-02-16 | 121 -> 130 | 300.64 | |
| 2025-02-02 | 115 -> 121 | 300.64 | |
| 2025-01-26 | 119 -> 115 | 267.81 -> 300.64 |
Riichi On Ice: 0% -> 100% |
| 2025-01-07 | 115 -> 119 | 267.81 | |
| 2024-11-06 | 122 -> 115 | 267.81 | |
| 2024-11-03 | 123 -> 122 | 267.81 | |
| 2024-10-13 | 123 | 267.81 |
Moscow Riichi 2024: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 286 |
|
31/43 | 100% | 2.60 | RR | Riichi On Ice |
| 2 | 281 |
|
65/90 | 100% | 3.75 | RR | Moscow Riichi 2024 |
| 3 | 633 |
|
30/80 | 100% | 3.65 | RR | Riichi over Volga |