Knyazeva Anna
From Moscow, Russia
Internal rating (RR)
Rating date Aug. 19, 2023 (latest changes Aug. 19, 2023).
30 place (481.60).
how we calculated rating score
max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.71 + 3.50 * 0.57) = 12.842815
p1 = (90.09 * 4.05 * 0.71 + 866.67 * 4.20 * 1 + 609.20 * 3.75 * 1 + 0 + 0) / (4.05 * 0.71 + 4.20 * 1 + 3.75 * 1 + 1 + 1) = 481.5962731202379
p2 = (866.67 * 4.20 * 1 + 609.20 * 3.75 * 1 + 90.09 * 4.05 * 0.71) / max_coefficients = 481.6000230479065
score = 481.5962731202379 * 0.5 + 481.6000230479065 * 0.5 = 481.59814808407225
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-08-19 | 31 -> 30 | 481.60 | |
2023-08-12 | 33 -> 31 | 464.73 -> 481.60 |
Moscow Riichi 2022: 86% -> 71% |
2023-07-28 | 35 -> 33 | 464.73 | |
2023-07-20 | 36 -> 35 | 456.38 -> 464.73 | |
2023-07-06 | 37 -> 36 | 456.38 | |
2023-06-19 | 39 -> 37 | 456.38 | |
2023-06-12 | 42 -> 39 | 441.49 -> 456.38 |
Moscow Riichi 2022: 100% -> 86% |
2023-06-11 | 58 -> 42 | 337.91 -> 441.49 |
Money can not buy tenpai: 0% -> 100% |
2023-05-28 | 60 -> 58 | 335.40 -> 337.91 | |
2023-05-20 | 61 -> 60 | 329.45 -> 335.40 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 609 |
|
35/88 | 100% | 3.75 | RR | Money can not buy tenpai |
2 | 867 |
|
11/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
3 | 90 |
|
102/112 | 71% | 4.05 | RR | Moscow Riichi 2022 |