Chernykh Svetlana
From Yekaterinburg, Russia
Common russian riichi rating (CRR)
Rating date May 6, 2025 (latest changes May 5, 2025).
77 place (487.58).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (563.22 * 3.75 * 0.14 + 1000 * 2.10 * 0.29 + 481.48 * 2.30 * 0.43 + 740.74 * 2.30 * 0.71 + 205.61 * 4.60 * 1 + 872.34 * 2.80 * 1 + 741.94 * 2.40 * 1) / (3.75 * 0.14 + 2.10 * 0.29 + 2.30 * 0.43 + 2.30 * 0.71 + 4.60 * 1 + 2.80 * 1 + 2.40 * 1) = 572.2548871080169
p2 = (872.34 * 2.80 * 1 + 741.94 * 2.40 * 1 + 740.74 * 2.30 * 0.71 + 205.61 * 4.60 * 1) / max_coefficients = 402.8990536277603
score = 572.2548871080169 * 0.5 + 402.8990536277603 * 0.5 = 487.5769703678886
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 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% |
| 2025-04-26 | 73 -> 74 | 491.05 | |
| 2025-04-25 | 69 -> 73 | 500.55 -> 491.05 |
Chasing Kan: 86% -> 71% |
| 2025-04-22 | 70 -> 69 | 500.55 | |
| 2025-04-13 | 69 -> 70 | 500.55 | |
| 2025-04-11 | 70 -> 69 | 500.20 -> 500.55 |
Money can not buy tenpai: 29% -> 14% |
| 2025-03-26 | 71 -> 70 | 500.20 | |
| 2025-03-10 | 73 -> 71 | 500.20 |