Tumanina Valentina
From Samara, Russia
Internal rating (RR)
Rating date Nov. 28, 2023 (latest changes Nov. 28, 2023).
37 place (440.59).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 4.05 * 0.57) = 13.663990000000002
p1 = (400 * 4.20 * 0.86 + 574.71 * 3.75 * 1 + 588.79 * 4 * 1 + 0 + 0) / (4.20 * 0.86 + 3.75 * 1 + 4 * 1 + 1 + 1) = 445.71687108889853
p2 = (588.79 * 4 * 1 + 574.71 * 3.75 * 1 + 400 * 4.20 * 0.86) / max_coefficients = 435.46870277276247
score = 445.71687108889853 * 0.5 + 435.46870277276247 * 0.5 = 440.59278693083047
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-11-28 | 39 -> 37 | 440.59 | |
2023-11-20 | 40 -> 39 | 440.59 | |
2023-11-06 | 44 -> 40 | 438.86 -> 440.59 |
IX Russian Riichi Championship: 100% -> 86% |
2023-10-12 | 47 -> 44 | 430.40 -> 438.86 | |
2023-09-28 | 48 -> 47 | 430.40 | |
2023-09-20 | 47 -> 48 | 430.40 | |
2023-09-06 | 48 -> 47 | 430.40 | |
2023-09-03 | 66 -> 48 | 324.43 -> 430.40 |
SPB Riichi Open 2023: 0% -> 100% |
2023-08-19 | 67 -> 66 | 324.43 | |
2023-08-12 | 70 -> 67 | 318.00 -> 324.43 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 589 |
|
45/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
2 | 575 |
|
38/88 | 100% | 3.75 | RR | Money can not buy tenpai |
3 | 400 |
|
46/76 | 86% | 4.20 | RR | IX Russian Riichi Championship |