Zaviyalov Anton
From Kirov, Russia
Common russian riichi rating (CRR)
Rating date Dec. 29, 2025 (latest changes Dec. 29, 2025).
187 place (273.62).
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 * 0.43 + 426.97 * 3.75 * 0.71 + 526.32 * 1.50 * 1 + 406.78 * 3.25 * 1 + 66.67 * 2.90 * 1) / (4.60 * 0.43 + 3.75 * 0.71 + 1.50 * 1 + 3.25 * 1 + 2.90 * 1) = 307.3262719219264
p2 = (406.78 * 3.25 * 1 + 426.97 * 3.75 * 0.71 + 526.32 * 1.50 * 1 + 168.22 * 4.60 * 0.43) / max_coefficients = 239.92240802675587
score = 307.3262719219264 * 0.5 + 239.92240802675587 * 0.5 = 273.6243399743411
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 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 | |
| 2025-12-04 | 159 -> 157 | 302.06 | |
| 2025-11-25 | 160 -> 159 | 302.06 | |
| 2025-11-22 | 157 -> 160 | 302.06 | |
| 2025-11-12 | 158 -> 157 | 300.64 -> 302.06 |
X Russian Championship: 57% -> 43% |
| 2025-11-10 | 159 -> 158 | 300.64 | |
| 2025-11-04 | 154 -> 159 | 306.60 -> 300.64 |
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 | 100% | 1.50 | CRR | Dirty Riichi | Kirov | |
| 4 | 427 |
|
52/90 | 71% | 3.75 | RR | Moscow Riichi 2024 | Moscow | |
| 5 | 168 |
|
90/108 | 43% | 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 |