Chernykh Svetlana
From Yekaterinburg, Russia
Common russian riichi rating (CRR)
Rating date July 12, 2025 (latest changes July 12, 2025).
50 place (574.07).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.35
p1 = (1000 * 2.10 * 0.14 + 481.48 * 2.30 * 0.29 + 740.74 * 2.30 * 0.57 + 205.61 * 4.60 * 0.71 + 872.34 * 2.80 * 1 + 741.94 * 2.40 * 1 + 686.57 * 4.10 * 1) / (2.10 * 0.14 + 2.30 * 0.29 + 2.30 * 0.57 + 4.60 * 0.71 + 2.80 * 1 + 2.40 * 1 + 4.10 * 1) = 626.2074953557872
p2 = (686.57 * 4.10 * 1 + 872.34 * 2.80 * 1 + 741.94 * 2.40 * 1 + 740.74 * 2.30 * 0.57) / max_coefficients = 521.930293159609
score = 626.2074953557872 * 0.5 + 521.930293159609 * 0.5 = 574.068894257698
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-07-12 | 56 -> 50 | 560.28 -> 574.07 |
X Russian Championship: 86% -> 71% |
| 2025-07-10 | 57 -> 56 | 560.28 | |
| 2025-07-05 | 57 | 558.97 -> 560.28 |
Finding Dora: 43% -> 29% |
| 2025-07-03 | 58 -> 57 | 558.97 | |
| 2025-06-27 | 58 | 562.63 -> 558.97 |
13 tiles until tempai: 29% -> 14% |
| 2025-06-25 | 56 -> 58 | 571.68 -> 562.63 |
Chasing Kan: 71% -> 57% |
| 2025-06-15 | 70 -> 56 | 501.78 -> 571.68 |
13 bloody tiles: 0% -> 100% |
| 2025-06-14 | 69 -> 70 | 501.78 | |
| 2025-06-11 | 70 -> 69 | 501.18 -> 501.78 |
Money can not buy tenpai: 14% -> 0% |
| 2025-06-09 | 71 -> 70 | 501.18 |