Chernykh Svetlana
From Yekaterinburg, Russia
Common russian riichi rating (CRR)
Rating date Aug. 4, 2025 (latest changes Aug. 4, 2025).
56 place (561.76).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.50 * 1) = 15.2
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 * 0.86 + 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 * 0.86 + 2.40 * 1 + 4.10 * 1) = 619.3954795850891
p2 = (686.57 * 4.10 * 1 + 872.34 * 2.80 * 0.86 + 741.94 * 2.40 * 1 + 740.74 * 2.30 * 0.57) / max_coefficients = 504.1177631578948
score = 619.3954795850891 * 0.5 + 504.1177631578948 * 0.5 = 561.756621371492
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2025-08-04 | 56 | 559.29 -> 561.76 | |
2025-08-03 | 55 -> 56 | 559.29 | |
2025-07-30 | 56 -> 55 | 559.29 | |
2025-07-26 | 57 -> 56 | 559.29 | |
2025-07-25 | 58 -> 57 | 559.29 | |
2025-07-19 | 59 -> 58 | 559.29 | |
2025-07-14 | 53 -> 59 | 574.07 -> 559.29 |
Guardian of the Winds: 100% -> 86% |
2025-07-13 | 50 -> 53 | 574.07 | |
2025-07-12 | 56 -> 50 | 560.28 -> 574.07 |
X Russian Championship: 86% -> 71% |
2025-07-10 | 57 -> 56 | 560.28 |