Tumanina Valentina
From Samara, Russia
Internal rating (RR)
Rating date May 12, 2024 (latest changes May 12, 2024).
26 place (550.72).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999
p1 = (400 * 4.20 * 0.43 + 574.71 * 3.75 * 1 + 588.79 * 4 * 1 + 691.59 * 4.60 * 1 + 0) / (4.20 * 0.43 + 3.75 * 1 + 4 * 1 + 4.60 * 1 + 1) = 555.2213447814275
p2 = (691.59 * 4.60 * 1 + 588.79 * 4 * 1 + 574.71 * 3.75 * 1 + 400 * 4.20 * 0.43) / max_coefficients = 546.2123376623377
score = 555.2213447814275 * 0.5 + 546.2123376623377 * 0.5 = 550.7168412218826
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-05-12 | 38 -> 26 | 429.15 -> 550.72 |
X Russian Championship: 0% -> 100% |
| 2024-05-06 | 38 | 432.32 -> 429.15 |
IX Russian Riichi Championship: 57% -> 43% |
| 2024-04-12 | 40 -> 38 | 432.32 | |
| 2024-03-30 | 36 -> 40 | 432.32 | |
| 2024-03-20 | 39 -> 36 | 432.32 | |
| 2024-03-10 | 30 -> 39 | 467.01 -> 432.32 | |
| 2024-03-06 | 31 -> 30 | 463.72 -> 467.01 |
IX Russian Riichi Championship: 71% -> 57% |
| 2024-02-12 | 33 -> 31 | 452.60 -> 463.72 | |
| 2024-01-20 | 35 -> 33 | 452.60 | |
| 2024-01-06 | 35 | 450.22 -> 452.60 |
IX Russian Riichi Championship: 86% -> 71% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 692 |
|
34/108 | 100% | 4.60 | RR | X Russian Championship |
| 2 | 589 |
|
45/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
| 3 | 575 |
|
38/88 | 100% | 3.75 | RR | Money can not buy tenpai |
| 4 | 400 |
|
46/76 | 43% | 4.20 | RR | IX Russian Riichi Championship |