Knyazeva Anna
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date April 20, 2024 (latest changes April 20, 2024).
20 place (598.78).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001
p1 = (90.09 * 4.05 * 0.14 + 866.67 * 4.20 * 0.57 + 609.20 * 3.75 * 1 + 523.36 * 4 * 1 + 102.56 * 2.90 * 1 + 784.31 * 3.05 * 1) / (4.05 * 0.14 + 4.20 * 0.57 + 3.75 * 1 + 4 * 1 + 2.90 * 1 + 3.05 * 1) = 551.5790420373382
p2 = (784.31 * 3.05 * 1 + 609.20 * 3.75 * 1 + 523.36 * 4 * 1 + 866.67 * 4.20 * 0.57) / max_coefficients = 645.985401459854
score = 551.5790420373382 * 0.5 + 645.985401459854 * 0.5 = 598.7822217485962
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-04-12 | 22 -> 20 | 591.05 -> 598.78 |
Moscow Riichi 2022: 29% -> 14% |
| 2024-03-30 | 21 -> 22 | 591.05 | |
| 2024-03-10 | 38 -> 21 | 500.24 -> 591.05 |
Agari Spring Tournament 2024: 0% -> 100% |
| 2024-03-06 | 35 -> 38 | 515.69 -> 500.24 |
IX Russian Riichi Championship: 71% -> 57% |
| 2024-02-25 | 30 -> 35 | 515.69 | |
| 2024-02-12 | 35 -> 30 | 508.01 -> 515.69 |
Moscow Riichi 2022: 43% -> 29% |
| 2024-01-20 | 34 -> 35 | 508.01 | |
| 2024-01-06 | 29 -> 34 | 522.23 -> 508.01 |
IX Russian Riichi Championship: 86% -> 71% |
| 2023-12-27 | 30 -> 29 | 522.23 | |
| 2023-12-12 | 31 -> 30 | 515.12 -> 522.23 |
Moscow Riichi 2022: 57% -> 43% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 784 |
|
12/52 | 100% | 3.05 | RR | Agari Spring Tournament 2024 |
| 2 | 103 |
|
36/40 | 100% | 2.90 | CRR | Autumn Agari tournament |
| 3 | 523 |
|
52/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
| 4 | 609 |
|
35/88 | 100% | 3.75 | RR | Money can not buy tenpai |
| 5 | 867 |
|
11/76 | 57% | 4.20 | RR | IX Russian Riichi Championship |
| 6 | 90 |
|
102/112 | 14% | 4.05 | RR | Moscow Riichi 2022 |