Burakov Ivan
From Tyumen, Russia
Common russian riichi rating (CRR)
Rating date April 12, 2024 (latest changes April 12, 2024).
177 place (66.85).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001
p1 = (103.45 * 3.75 * 1 + 148.15 * 2.30 * 1 + 0 + 0 + 0) / (3.75 * 1 + 2.30 * 1 + 1 + 1 + 1) = 80.51602209944751
p2 = (103.45 * 3.75 * 1 + 148.15 * 2.30 * 1) / max_coefficients = 53.18759124087591
score = 80.51602209944751 * 0.5 + 53.18759124087591 * 0.5 = 66.85180667016171
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-03-30 | 167 -> 177 | 66.85 | |
| 2024-03-20 | 174 -> 167 | 66.85 | |
| 2024-03-14 | 175 -> 174 | 66.85 | |
| 2024-03-10 | 173 -> 175 | 68.18 -> 66.85 | |
| 2024-03-06 | 173 | 66.95 -> 68.18 | |
| 2024-03-03 | 174 -> 173 | 66.95 | |
| 2024-02-25 | 172 -> 174 | 66.95 | |
| 2024-01-20 | 174 -> 172 | 66.95 | |
| 2024-01-06 | 174 | 65.83 -> 66.95 | |
| 2024-01-03 | 175 -> 174 | 65.83 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 148 |
|
24/28 | 100% | 2.30 | CRR | Finding Dora |
| 2 | 103 |
|
79/88 | 100% | 3.75 | RR | Money can not buy tenpai |