Chekan Vikmar
From Saint Petersburg, Russia
EMA: 15990345
Common russian riichi rating (CRR)
Rating date Aug. 27, 2024 (latest changes Aug. 27, 2024).
128 place (258.75).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.65 * 1 + 3.05 * 1) = 15.3
p1 = (96.77 * 1.80 * 0.43 + 1000 * 1.40 * 0.57 + 485.98 * 4 * 1 + 21.74 * 2.10 * 1 + 0) / (1.80 * 0.43 + 1.40 * 0.57 + 4 * 1 + 2.10 * 1 + 1) = 330.3026948234665
p2 = (485.98 * 4 * 1 + 1000 * 1.40 * 0.57 + 96.77 * 1.80 * 0.43 + 21.74 * 2.10 * 1) / max_coefficients = 187.20261437908496
score = 330.3026948234665 * 0.5 + 187.20261437908496 * 0.5 = 258.7526546012757
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-08-27 | 129 -> 128 | 258.75 |
Sun tournament: 14% -> 0% |
| 2024-08-26 | 127 -> 129 | 282.84 -> 258.75 | |
| 2024-08-25 | 127 | 279.29 -> 282.84 |
Earth cup: 57% -> 43% |
| 2024-08-22 | 124 -> 127 | 293.39 -> 279.29 |
Fire cup 2023: 71% -> 57% |
| 2024-08-11 | 124 | 292.30 -> 293.39 | |
| 2024-08-04 | 120 -> 124 | 296.41 -> 292.30 | |
| 2024-07-14 | 113 -> 120 | 296.41 | |
| 2024-07-03 | 114 -> 113 | 296.41 | |
| 2024-06-27 | 112 -> 114 | 300.39 -> 296.41 |
Sun tournament: 29% -> 14% |
| 2024-06-25 | 114 -> 112 | 297.11 -> 300.39 |
Earth cup: 71% -> 57% |