Zaviyalov Anton
From Kirov, Russia
Common russian riichi rating (CRR)
Rating date Jan. 21, 2026 (latest changes Jan. 19, 2026).
186 place (268.10).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (168.22 * 4.60 * 0.29 + 426.97 * 3.75 * 0.71 + 526.32 * 1.50 * 0.86 + 406.78 * 3.25 * 1 + 66.67 * 2.90 * 1) / (4.60 * 0.29 + 3.75 * 0.71 + 1.50 * 0.86 + 3.25 * 1 + 2.90 * 1) = 311.2203312859655
p2 = (406.78 * 3.25 * 1 + 426.97 * 3.75 * 0.71 + 526.32 * 1.50 * 0.86 + 168.22 * 4.60 * 0.29) / max_coefficients = 224.97993311036788
score = 311.2203312859655 * 0.5 + 224.97993311036788 * 0.5 = 268.10013219816665
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-01-14 | 188 -> 186 | 268.10 | |
| 2026-01-12 | 190 -> 188 | 267.91 -> 268.10 |
X Russian Championship: 43% -> 29% |
| 2026-01-07 | 189 -> 190 | 267.91 | |
| 2026-01-04 | 187 -> 189 | 273.62 -> 267.91 |
Dirty Riichi: 100% -> 86% |
| 2026-01-03 | 186 -> 187 | 273.62 | |
| 2026-01-01 | 187 -> 186 | 273.62 | |
| 2025-12-27 | 182 -> 187 | 273.62 | |
| 2025-12-13 | 175 -> 182 | 283.77 -> 273.62 |
Moscow Riichi 2024: 86% -> 71% |
| 2025-12-07 | 160 -> 175 | 302.06 -> 283.77 |
Discard League Autumn Season 2025: 0% -> 100% |
| 2025-12-06 | 157 -> 160 | 302.06 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 67 |
|
15/16 | 100% | 2.90 | CRR | Discard League Autumn Season 2025 | Kirov | |
| 2 | 407 |
|
36/60 | 100% | 3.25 | RR | White Wolf Cup | Saint Petersburg | |
| 3 | 526 |
|
10/20 | 86% | 1.50 | CRR | Dirty Riichi | Kirov | |
| 4 | 427 |
|
52/90 | 71% | 3.75 | RR | Moscow Riichi 2024 | Moscow | |
| 5 | 168 |
|
90/108 | 29% | 4.60 | RR | X Russian Championship | Perm | |
| 6 | 560 |
|
34/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm | |
| 7 | 467 |
|
9/16 | 0% | 1.20 | CRR | Vyatka rooster | Kirov |