Yashkina Darya
From Perm, Russia
Internal rating (RR)
Rating date Feb. 16, 2025 (latest changes Feb. 16, 2025).
93 place (402.84).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (643.68 * 3.75 * 0.29 + 831.78 * 4.60 * 1 + 0 + 0 + 0) / (3.75 * 0.29 + 4.60 * 1 + 1 + 1 + 1) = 520.769774113102
p2 = (831.78 * 4.60 * 1 + 643.68 * 3.75 * 0.29) / max_coefficients = 284.90788643533125
score = 520.769774113102 * 0.5 + 284.90788643533125 * 0.5 = 402.83883027421666
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-02-16 | 88 -> 93 | 402.84 | |
| 2025-02-11 | 88 | 417.30 -> 402.84 |
Money can not buy tenpai: 43% -> 29% |
| 2025-02-02 | 85 -> 88 | 417.30 | |
| 2025-01-26 | 81 -> 85 | 417.30 | |
| 2025-01-07 | 78 -> 81 | 417.30 | |
| 2024-12-11 | 72 -> 78 | 431.35 -> 417.30 |
Money can not buy tenpai: 57% -> 43% |
| 2024-11-06 | 63 -> 72 | 474.10 -> 431.35 |
IX Russian Riichi Championship: 14% -> 0% |
| 2024-11-03 | 62 -> 63 | 474.10 | |
| 2024-10-13 | 55 -> 62 | 477.74 -> 474.10 | |
| 2024-10-11 | 55 | 490.12 -> 477.74 |
Money can not buy tenpai: 71% -> 57% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 832 |
|
19/108 | 100% | 4.60 | RR | X Russian Championship |
| 2 | 644 |
|
32/88 | 29% | 3.75 | RR | Money can not buy tenpai |
| 3 | 613 |
|
30/76 | 0% | 4.20 | RR | IX Russian Riichi Championship |
| 4 | 866 |
|
10/68 | 0% | 3.50 | RR | Tenpai can't buy happiness |
| 5 | 691 |
|
18/56 | 0% | 3.30 | RR | Kirov Tournament |