Chernykh Anastasiya
From Moscow, Russia
EMA: 15990108
Common russian riichi rating (CRR)
Rating date May 7, 2023 (latest changes May 7, 2023).
48 place (420.10).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 2.80 * 1) = 14.04985
p1 = (72.73 * 3.30 * 0.43 + 413.33 * 3.45 * 0.57 + 638.30 * 3.10 * 0.57 + 720.72 * 4.05 * 1 + 0) / (3.30 * 0.43 + 3.45 * 0.57 + 3.10 * 0.57 + 4.05 * 1 + 1) = 486.6479541101493
p2 = (720.72 * 4.05 * 1 + 638.30 * 3.10 * 0.57 + 413.33 * 3.45 * 0.57 + 72.73 * 3.30 * 0.43) / max_coefficients = 353.5439880141069
score = 486.6479541101493 * 0.5 + 353.5439880141069 * 0.5 = 420.0959710621281
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-05-06 | 52 -> 48 | 412.18 -> 420.10 |
Kirov Tournament: 57% -> 43% |
| 2023-05-05 | 113 -> 52 | 221.02 -> 412.18 | |
| 2021-02-01 | 88 -> 113 | 463.20 -> 221.02 | |
| 2020-02-01 | 88 | 463.20 |