Stolbova Anastasiya
From Tyumen, Russia
EMA: 15020037
Common russian riichi rating (CRR)
Rating date Feb. 1, 2021 (latest changes Feb. 1, 2021).
44 place (458.02).
how we calculated rating score
max_coefficients = (4.05 * 0.86 + 2.90 * 1 + 3.85 * 0.71 + 3.45 * 0.71) = 11.585645
p1 = (936.51 * 3.85 * 0.71 + 296.30 * 2.30 * 0.57 + 736.84 * 2.10 * 0.86 + 0 + 0) / (3.85 * 0.71 + 2.30 * 0.57 + 2.10 * 0.86 + 1 + 1) = 545.6509479367537
p2 = (936.51 * 3.85 * 0.71 + 736.84 * 2.10 * 0.86 + 296.30 * 2.30 * 0.57) / max_coefficients = 370.3807599835831
score = 545.6509479367537 * 0.5 + 370.3807599835831 * 0.5 = 458.01585396016844
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2021-02-01 | 35 -> 44 | 632.31 -> 458.02 | |
| 2020-02-01 | 35 | 632.31 |