Datkov Sergey
From Yekaterinburg, Russia
Common russian riichi rating (CRR)
Rating date June 9, 2024 (latest changes June 9, 2024).
121 place (285.56).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999
p1 = (555.56 * 2.30 * 1 + 578.95 * 2.10 * 1 + 296.30 * 2.30 * 1 + 0 + 0) / (2.30 * 1 + 2.10 * 1 + 2.30 * 1 + 1 + 1) = 364.94827586206895
p2 = (555.56 * 2.30 * 1 + 578.95 * 2.10 * 1 + 296.30 * 2.30 * 1) / max_coefficients = 206.17207792207793
score = 364.94827586206895 * 0.5 + 206.17207792207793 * 0.5 = 285.56017689207346
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-06-09 | 112 -> 121 | 285.56 | |
| 2024-05-19 | 110 -> 112 | 285.56 | |
| 2024-05-12 | 88 -> 110 | 298.35 -> 285.56 | |
| 2024-05-06 | 90 -> 88 | 298.35 | |
| 2024-05-03 | 91 -> 90 | 298.35 | |
| 2024-04-27 | 92 -> 91 | 298.35 | |
| 2024-04-25 | 93 -> 92 | 298.35 | |
| 2024-04-12 | 94 -> 93 | 298.35 | |
| 2024-03-30 | 92 -> 94 | 298.35 | |
| 2024-03-20 | 96 -> 92 | 298.35 |