Knyazeva Anna
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date Aug. 12, 2023 (latest changes Aug. 12, 2023).
38 place (467.48).
how we calculated rating score
max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.71 + 2.80 * 1) = 13.642914999999999
p1 = (866.67 * 4.20 * 1 + 90.09 * 4.05 * 0.71 + 609.20 * 3.75 * 1 + 0 + 0) / (4.20 * 1 + 4.05 * 0.71 + 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 = 453.35619257321474
score = 481.5962731202379 * 0.5 + 453.35619257321474 * 0.5 = 467.47623284672636
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-08-12 | 40 -> 38 | 451.65 -> 467.48 |
Moscow Riichi 2022: 86% -> 71% |
2023-07-28 | 41 -> 40 | 451.65 | |
2023-07-20 | 42 -> 41 | 451.65 | |
2023-07-06 | 44 -> 42 | 451.65 | |
2023-07-03 | 45 -> 44 | 451.65 | |
2023-06-19 | 47 -> 45 | 451.65 | |
2023-06-12 | 49 -> 47 | 437.10 -> 451.65 |
Moscow Riichi 2022: 100% -> 86% |
2023-06-11 | 73 -> 49 | 325.77 -> 437.10 |
Money can not buy tenpai: 0% -> 100% |
2023-05-28 | 75 -> 73 | 325.77 | |
2023-05-20 | 76 -> 75 | 320.52 -> 325.77 |
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 |