Zaviyalov Anton
From Kirov, Russia
Common russian riichi rating (CRR)
Rating date July 12, 2025 (latest changes July 12, 2025).
151 place (305.74).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.35
p1 = (168.22 * 4.60 * 0.71 + 426.97 * 3.75 * 1 + 526.32 * 1.50 * 1 + 406.78 * 3.25 * 1 + 0) / (4.60 * 0.71 + 3.75 * 1 + 1.50 * 1 + 3.25 * 1 + 1) = 333.6026429361369
p2 = (426.97 * 3.75 * 1 + 406.78 * 3.25 * 1 + 526.32 * 1.50 * 1 + 168.22 * 4.60 * 0.71) / max_coefficients = 277.8742671009772
score = 333.6026429361369 * 0.5 + 277.8742671009772 * 0.5 = 305.73845501855703
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-07-12 | 153 -> 151 | 302.63 -> 305.74 |
X Russian Championship: 86% -> 71% |
| 2025-07-03 | 154 -> 153 | 302.63 | |
| 2025-06-27 | 157 -> 154 | 302.63 | |
| 2025-06-15 | 152 -> 157 | 306.77 -> 302.63 | |
| 2025-06-14 | 151 -> 152 | 306.77 | |
| 2025-06-11 | 152 -> 151 | 306.77 | |
| 2025-06-09 | 153 -> 152 | 306.77 | |
| 2025-05-30 | 154 -> 153 | 306.77 | |
| 2025-05-17 | 151 -> 154 | 306.77 | |
| 2025-05-12 | 153 -> 151 | 300.62 -> 306.77 |
X Russian Championship: 100% -> 86% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
|---|---|---|---|---|---|---|---|---|
| 1 | 407 |
|
36/60 | 100% | 3.25 | RR | White Wolf Cup | Saint Petersburg |
| 2 | 526 |
|
10/20 | 100% | 1.50 | CRR | Dirty Riichi | Kirov |
| 3 | 427 |
|
52/90 | 100% | 3.75 | RR | Moscow Riichi 2024 | Moscow |
| 4 | 168 |
|
90/108 | 71% | 4.60 | RR | X Russian Championship | Perm |
| 5 | 560 |
|
34/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm |
| 6 | 467 |
|
9/16 | 0% | 1.20 | CRR | Vyatka rooster | Kirov |