Isabaev Rustam
From Chelyabinsk, Russia
Common russian riichi rating (CRR)
Rating date Dec. 4, 2024 (latest changes Dec. 1, 2024).
191 place (121.75).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (210.53 * 2.10 * 0.71 + 407.41 * 2.30 * 0.86 + 0 + 0 + 0) / (2.10 * 0.71 + 2.30 * 0.86 + 1 + 1 + 1) = 172.90492261286656
p2 = (407.41 * 2.30 * 0.86 + 210.53 * 2.10 * 0.71) / max_coefficients = 70.59495268138802
score = 172.90492261286656 * 0.5 + 70.59495268138802 * 0.5 = 121.7499376471273
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-11-14 | 193 -> 191 | 121.75 | |
| 2024-11-05 | 194 -> 193 | 131.64 -> 121.75 |
Finding Dora: 100% -> 86% |
| 2024-11-04 | 189 -> 194 | 131.64 | |
| 2024-10-27 | 188 -> 189 | 134.19 -> 131.64 |
13 tiles until tempai: 86% -> 71% |
| 2024-10-13 | 173 -> 188 | 135.05 -> 134.19 | |
| 2024-10-11 | 174 -> 173 | 135.05 | |
| 2024-09-15 | 171 -> 174 | 135.05 | |
| 2024-09-06 | 174 -> 171 | 135.05 | |
| 2024-09-03 | 174 | 133.54 -> 135.05 | |
| 2024-09-01 | 165 -> 174 | 135.68 -> 133.54 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 407 |
|
17/28 | 86% | 2.30 | CRR | Finding Dora |
| 2 | 211 |
|
16/20 | 71% | 2.10 | CRR | 13 tiles until tempai |