Utin Ilya
From Saint Petersburg, Russia
EMA: 15990314
Common russian riichi rating (CRR)
Rating date Sept. 1, 2024 (latest changes Sept. 1, 2024).
111 place (358.73).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.85 * 1 + 3.65 * 1) = 16.099999999999998
p1 = (271.03 * 4 * 1 + 926.32 * 3.85 * 1 + 0 + 0 + 0) / (4 * 1 + 3.85 * 1 + 1 + 1 + 1) = 428.61105990783415
p2 = (926.32 * 3.85 * 1 + 271.03 * 4 * 1) / max_coefficients = 288.8465838509317
score = 428.61105990783415 * 0.5 + 288.8465838509317 * 0.5 = 358.72882187938296
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-09-01 | 173 -> 111 | 139.83 -> 358.73 |
SPB Riichi Open 2024: 0% -> 100% |
| 2023-11-26 | 166 -> 173 | 140.17 -> 139.83 | |
| 2023-11-09 | 167 -> 166 | 140.17 | |
| 2023-11-06 | 171 -> 167 | 138.20 -> 140.17 | |
| 2023-11-05 | 165 -> 171 | 138.20 | |
| 2023-10-22 | 163 -> 165 | 138.20 | |
| 2023-10-19 | 164 -> 163 | 138.20 | |
| 2023-10-12 | 164 | 137.90 -> 138.20 | |
| 2023-09-28 | 159 -> 164 | 160.08 -> 137.90 |
Saint Petersburg Open 2021: 29% -> 14% |
| 2023-09-06 | 161 -> 159 | 160.08 |