Knyazeva Anna
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date April 19, 2023 (latest changes April 19, 2023).
74 place (320.52).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 2.80 * 1) = 14.04985
p1 = (866.67 * 4.20 * 1 + 90.09 * 4.05 * 1 + 0 + 0 + 0) / (4.20 * 1 + 4.05 * 1 + 1 + 1 + 1) = 355.98755555555556
p2 = (866.67 * 4.20 * 1 + 90.09 * 4.05 * 1) / max_coefficients = 285.0464595707428
score = 355.98755555555556 * 0.5 + 285.0464595707428 * 0.5 = 320.51700756314915
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-04-19 | 75 -> 74 | 320.52 | |
| 2023-03-31 | 75 | 320.52 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 867 |
|
11/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
| 2 | 90 |
|
102/112 | 100% | 4.05 | RR | Moscow Riichi 2022 |