Chernykh Svetlana
From Yekaterinburg, Russia
Common russian riichi rating (CRR)
Rating date July 2, 2025 (latest changes June 27, 2025).
58 place (558.97).
how we calculated rating score
max_coefficients = (4.10 * 1 + 4.60 * 0.86 + 3.85 * 1 + 3.75 * 1) = 15.64266
p1 = (1000 * 2.10 * 0.14 + 481.48 * 2.30 * 0.43 + 740.74 * 2.30 * 0.57 + 205.61 * 4.60 * 0.86 + 872.34 * 2.80 * 1 + 741.94 * 2.40 * 1 + 686.57 * 4.10 * 1) / (2.10 * 0.14 + 2.30 * 0.43 + 2.30 * 0.57 + 4.60 * 0.86 + 2.80 * 1 + 2.40 * 1 + 4.10 * 1) = 605.7654132016222
p2 = (686.57 * 4.10 * 1 + 872.34 * 2.80 * 1 + 741.94 * 2.40 * 1 + 740.74 * 2.30 * 0.57) / max_coefficients = 512.1654501216544
score = 605.7654132016222 * 0.5 + 512.1654501216544 * 0.5 = 558.9654316616384
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 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 | |
| 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 |