Sychev Ivan
From Saint Petersburg, Russia
EMA: 15990298
Common russian riichi rating (CRR)
Rating date May 14, 2024 (latest changes May 14, 2024).
75 place (418.23).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999
p1 = (739.13 * 1.40 * 0.86 + 897.20 * 4 * 1 + 0 + 0 + 0) / (1.40 * 0.86 + 4 * 1 + 1 + 1 + 1) = 545.8210669834169
p2 = (897.20 * 4 * 1 + 739.13 * 1.40 * 0.86) / max_coefficients = 290.62987012987014
score = 545.8210669834169 * 0.5 + 290.62987012987014 * 0.5 = 418.22546855664353
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-05-12 | 59 -> 75 | 436.26 -> 418.23 | |
| 2024-05-06 | 62 -> 59 | 436.26 | |
| 2024-05-05 | 61 -> 62 | 436.26 | |
| 2024-05-03 | 60 -> 61 | 436.26 | |
| 2024-04-27 | 58 -> 60 | 436.26 | |
| 2024-04-25 | 60 -> 58 | 436.26 | |
| 2024-04-22 | 58 -> 60 | 443.96 -> 436.26 |
Fire cup 2023: 100% -> 86% |
| 2024-04-12 | 59 -> 58 | 443.96 | |
| 2024-03-30 | 55 -> 59 | 443.96 | |
| 2024-03-20 | 56 -> 55 | 443.96 |