Burakov Ivan
From Tyumen, Russia
Common russian riichi rating (CRR)
Rating date Jan. 5, 2025 (latest changes Jan. 5, 2025).
176 place (172.53).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (608.70 * 2.20 * 1 + 103.45 * 3.75 * 0.43 + 148.15 * 2.30 * 0.71 + 0 + 0) / (2.20 * 1 + 3.75 * 0.43 + 2.30 * 0.71 + 1 + 1) = 234.73250167110956
p2 = (608.70 * 2.20 * 1 + 148.15 * 2.30 * 0.71 + 103.45 * 3.75 * 0.43) / max_coefficients = 110.33375394321767
score = 234.73250167110956 * 0.5 + 110.33375394321767 * 0.5 = 172.53312780716362
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-01-05 | 176 | 172.24 -> 172.53 |
Finding Dora: 86% -> 71% |
| 2025-01-04 | 171 -> 176 | 172.24 | |
| 2025-01-01 | 172 -> 171 | 172.24 | |
| 2024-12-29 | 171 -> 172 | 172.24 | |
| 2024-12-26 | 172 -> 171 | 172.24 | |
| 2024-12-22 | 173 -> 172 | 172.24 | |
| 2024-12-11 | 174 -> 173 | 169.88 -> 172.24 |
Money can not buy tenpai: 57% -> 43% |
| 2024-12-01 | 173 -> 174 | 169.88 | |
| 2024-11-14 | 174 -> 173 | 169.88 | |
| 2024-11-05 | 177 -> 174 | 169.99 -> 169.88 |
Finding Dora: 100% -> 86% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 609 |
|
10/24 | 100% | 2.20 | CRR | Tails, money, two renchans |
| 2 | 148 |
|
24/28 | 71% | 2.30 | CRR | Finding Dora |
| 3 | 103 |
|
79/88 | 43% | 3.75 | RR | Money can not buy tenpai |