Knyazeva Anna
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date Oct. 20, 2023 (latest changes Oct. 20, 2023).
23 place (548.33).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 2.80 * 1) = 14.75
p1 = (90.09 * 4.05 * 0.57 + 866.67 * 4.20 * 1 + 609.20 * 3.75 * 1 + 523.36 * 4 * 1 + 0) / (4.05 * 0.57 + 4.20 * 1 + 3.75 * 1 + 4 * 1 + 1) = 538.9366077552858
p2 = (866.67 * 4.20 * 1 + 609.20 * 3.75 * 1 + 523.36 * 4 * 1 + 90.09 * 4.05 * 0.57) / max_coefficients = 557.7233898305085
score = 538.9366077552858 * 0.5 + 557.7233898305085 * 0.5 = 548.3299987928972
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-10-19 | 24 -> 23 | 548.33 | |
2023-10-12 | 27 -> 24 | 540.14 -> 548.33 |
Moscow Riichi 2022: 71% -> 57% |
2023-09-20 | 28 -> 27 | 540.14 | |
2023-09-03 | 39 -> 28 | 467.48 -> 540.14 |
SPB Riichi Open 2023: 0% -> 100% |
2023-08-26 | 38 -> 39 | 467.48 | |
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 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 523 |
|
52/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
2 | 609 |
|
35/88 | 100% | 3.75 | RR | Money can not buy tenpai |
3 | 867 |
|
11/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
4 | 90 |
|
102/112 | 57% | 4.05 | RR | Moscow Riichi 2022 |