Chernykh Svetlana
From Yekaterinburg, Russia
Common russian riichi rating (CRR)
Rating date June 14, 2025 (latest changes June 14, 2025).
70 place (501.78).
how we calculated rating score
max_coefficients = (4.60 * 0.86 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.19266
p1 = (1000 * 2.10 * 0.29 + 481.48 * 2.30 * 0.43 + 740.74 * 2.30 * 0.71 + 205.61 * 4.60 * 0.86 + 872.34 * 2.80 * 1 + 741.94 * 2.40 * 1) / (2.10 * 0.29 + 2.30 * 0.43 + 2.30 * 0.71 + 4.60 * 0.86 + 2.80 * 1 + 2.40 * 1) = 592.1285556085455
p2 = (872.34 * 2.80 * 1 + 741.94 * 2.40 * 1 + 740.74 * 2.30 * 0.71 + 205.61 * 4.60 * 0.86) / max_coefficients = 411.435522153461
score = 592.1285556085455 * 0.5 + 411.435522153461 * 0.5 = 501.78203888100325
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 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 | |
| 2025-06-08 | 70 -> 71 | 501.18 | |
| 2025-05-30 | 71 -> 70 | 501.18 | |
| 2025-05-12 | 74 -> 71 | 487.58 -> 501.18 |
X Russian Championship: 100% -> 86% |
| 2025-05-10 | 77 -> 74 | 487.58 | |
| 2025-05-05 | 77 | 486.50 -> 487.58 |
Finding Dora: 57% -> 43% |
| 2025-05-03 | 74 -> 77 | 486.50 | |
| 2025-04-27 | 74 | 491.05 -> 486.50 |
13 tiles until tempai: 43% -> 29% |