Burakov Ivan
From Tyumen, Russia
Common russian riichi rating (CRR)
Rating date Dec. 22, 2024 (latest changes Dec. 18, 2024).
173 place (172.24).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (103.45 * 3.75 * 0.43 + 148.15 * 2.30 * 0.86 + 608.70 * 2.20 * 1 + 0 + 0) / (3.75 * 0.43 + 2.30 * 0.86 + 2.20 * 1 + 1 + 1) = 231.07688035605474
p2 = (608.70 * 2.20 * 1 + 148.15 * 2.30 * 0.86 + 103.45 * 3.75 * 0.43) / max_coefficients = 113.403785488959
score = 231.07688035605474 * 0.5 + 113.403785488959 * 0.5 = 172.24033292250687
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 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% |
| 2024-11-04 | 175 -> 177 | 169.99 | |
| 2024-11-03 | 177 -> 175 | 169.99 | |
| 2024-10-27 | 176 -> 177 | 169.99 | |
| 2024-10-22 | 177 -> 176 | 169.99 | |
| 2024-10-13 | 167 -> 177 | 171.23 -> 169.99 | |
| 2024-10-11 | 167 | 169.62 -> 171.23 |
Money can not buy tenpai: 71% -> 57% |
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 | 86% | 2.30 | CRR | Finding Dora |
| 3 | 103 |
|
79/88 | 43% | 3.75 | RR | Money can not buy tenpai |