Chernykh Svetlana
From Yekaterinburg, Russia
Common russian riichi rating (CRR)
Rating date March 15, 2026 (latest changes March 15, 2026).
75 place (501.27).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (205.61 * 4.60 * 0.14 + 872.34 * 2.80 * 0.29 + 741.94 * 2.40 * 0.86 + 686.57 * 4.10 * 1 + 371.43 * 2.50 * 1) / (4.60 * 0.14 + 2.80 * 0.29 + 2.40 * 0.86 + 4.10 * 1 + 2.50 * 1) = 603.3690779625761
p2 = (686.57 * 4.10 * 1 + 741.94 * 2.40 * 0.86 + 371.43 * 2.50 * 1 + 872.34 * 2.80 * 0.29) / max_coefficients = 399.1658862876254
score = 603.3690779625761 * 0.5 + 399.1658862876254 * 0.5 = 501.26748212510074
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-03-14 | 67 -> 75 | 518.06 -> 501.27 |
Guardian of the Winds: 43% -> 29% |
| 2026-03-12 | 75 -> 67 | 506.06 -> 518.06 |
X Russian Championship: 29% -> 14% |
| 2026-03-07 | 76 -> 75 | 506.06 | |
| 2026-03-02 | 70 -> 76 | 516.84 -> 506.06 |
Riichi Maslenitsa (shrovetide): 100% -> 86% |
| 2026-02-25 | 70 | 518.88 -> 516.84 |
Chasing Kan: 14% -> 0% |
| 2026-02-23 | 67 -> 70 | 518.88 | |
| 2026-02-16 | 68 -> 67 | 518.88 | |
| 2026-02-08 | 65 -> 68 | 527.20 -> 518.88 |
One tsumo until spring: 0% -> 100% |
| 2026-02-04 | 67 -> 65 | 527.20 | |
| 2026-01-26 | 68 -> 67 | 527.20 |