Utin Ilya
From Saint Petersburg, Russia
EMA: 15990314
Internal rating (RR)
Rating date Jan. 7, 2025 (latest changes Jan. 7, 2025).
97 place (361.14).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (271.03 * 4 * 0.57 + 926.32 * 3.85 * 1 + 0 + 0 + 0) / (4 * 0.57 + 3.85 * 1 + 1 + 1 + 1) = 458.18337055037443
p2 = (926.32 * 3.85 * 1 + 271.03 * 4 * 0.57) / max_coefficients = 264.08706624605685
score = 458.18337055037443 * 0.5 + 264.08706624605685 * 0.5 = 361.13521839821567
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-01-07 | 95 -> 97 | 361.14 | |
| 2025-01-03 | 94 -> 95 | 360.51 -> 361.14 |
SPB Riichi Open 2023: 71% -> 57% |
| 2024-12-11 | 95 -> 94 | 360.51 | |
| 2024-11-06 | 99 -> 95 | 360.51 | |
| 2024-11-03 | 100 -> 99 | 360.50 -> 360.51 |
SPB Riichi Open 2023: 86% -> 71% |
| 2024-10-13 | 88 -> 100 | 363.44 -> 360.50 | |
| 2024-10-11 | 91 -> 88 | 363.44 | |
| 2024-09-06 | 92 -> 91 | 363.44 | |
| 2024-09-03 | 92 | 358.73 -> 363.44 |
SPB Riichi Open 2023: 100% -> 86% |
| 2024-09-01 | 119 -> 92 | 141.90 -> 358.73 |
SPB Riichi Open 2024: 0% -> 100% |