Zaviyalov Anton
From Kirov, Russia
Internal rating (RR)
Rating date Feb. 16, 2025 (latest changes Feb. 16, 2025).
144 place (252.54).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (168.22 * 4.60 * 1 + 426.97 * 3.75 * 1 + 406.78 * 3.25 * 1 + 0 + 0) / (4.60 * 1 + 3.75 * 1 + 3.25 * 1 + 1 + 1) = 271.83676470588233
p2 = (426.97 * 3.75 * 1 + 406.78 * 3.25 * 1 + 168.22 * 4.60 * 1) / max_coefficients = 233.24794952681387
score = 271.83676470588233 * 0.5 + 233.24794952681387 * 0.5 = 252.54235711634811
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-02-16 | 157 -> 144 | 179.54 -> 252.54 |
White Wolf Cup: 0% -> 100% |
| 2025-02-02 | 151 -> 157 | 179.54 | |
| 2025-01-26 | 142 -> 151 | 179.54 | |
| 2025-01-07 | 138 -> 142 | 179.54 | |
| 2024-11-06 | 137 -> 138 | 209.31 -> 179.54 |
IX Russian Riichi Championship: 14% -> 0% |
| 2024-10-13 | 152 -> 137 | 103.42 -> 209.31 |
Moscow Riichi 2024: 0% -> 100% |
| 2024-09-06 | 147 -> 152 | 128.70 -> 103.42 |
IX Russian Riichi Championship: 29% -> 14% |
| 2024-09-03 | 147 | 127.05 -> 128.70 | |
| 2024-09-01 | 134 -> 147 | 129.40 -> 127.05 | |
| 2024-08-11 | 134 | 128.90 -> 129.40 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 407 |
|
36/60 | 100% | 3.25 | RR | White Wolf Cup |
| 2 | 427 |
|
52/90 | 100% | 3.75 | RR | Moscow Riichi 2024 |
| 3 | 168 |
|
90/108 | 100% | 4.60 | RR | X Russian Championship |
| 4 | 560 |
|
34/76 | 0% | 4.20 | RR | IX Russian Riichi Championship |