Tyurkina Karina
From Saint Petersburg, Russia
EMA: 15990500
Common russian riichi rating (CRR)
Rating date May 12, 2025 (latest changes May 12, 2025).
136 place (339.68).
how we calculated rating score
max_coefficients = (4.60 * 0.86 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.19266
p1 = (684.21 * 3.85 * 1 + 457.63 * 3.25 * 1 + 0 + 0 + 0) / (3.85 * 1 + 3.25 * 1 + 1 + 1 + 1) = 408.0693069306931
p2 = (684.21 * 3.85 * 1 + 457.63 * 3.25 * 1) / max_coefficients = 271.28231659235445
score = 408.0693069306931 * 0.5 + 271.28231659235445 * 0.5 = 339.67581176152373
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-05-12 | 138 -> 136 | 334.05 -> 339.68 | |
| 2025-05-03 | 135 -> 138 | 334.05 | |
| 2025-05-01 | 136 -> 135 | 334.05 | |
| 2025-04-27 | 133 -> 136 | 334.05 | |
| 2025-04-26 | 130 -> 133 | 334.05 | |
| 2025-04-22 | 131 -> 130 | 334.05 | |
| 2025-04-13 | 130 -> 131 | 334.05 | |
| 2025-03-29 | 129 -> 130 | 334.05 | |
| 2025-03-03 | 131 -> 129 | 334.05 | |
| 2025-03-02 | 129 -> 131 | 334.05 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
|---|---|---|---|---|---|---|---|---|
| 1 | 458 |
|
33/60 | 100% | 3.25 | RR | White Wolf Cup | Saint Petersburg |
| 2 | 684 |
|
31/96 | 100% | 3.85 | RR | SPB Riichi Open 2024 | Saint Petersburg |