Tumanina Valentina
From Samara, Russia
Internal rating (RR)
Rating date Sept. 28, 2023 (latest changes Sept. 28, 2023).
47 place (430.40).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915
p1 = (400 * 4.20 * 1 + 574.71 * 3.75 * 1 + 588.79 * 4 * 1 + 0 + 0) / (4.20 * 1 + 3.75 * 1 + 4 * 1 + 1 + 1) = 443.7498207885304
p2 = (588.79 * 4 * 1 + 574.71 * 3.75 * 1 + 400 * 4.20 * 1) / max_coefficients = 417.0548709603201
score = 443.7498207885304 * 0.5 + 417.0548709603201 * 0.5 = 430.40234587442524
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
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 | |
2023-07-28 | 73 -> 70 | 318.00 | |
2023-07-20 | 74 -> 73 | 312.87 -> 318.00 | |
2023-07-06 | 75 -> 74 | 312.87 | |
2023-06-19 | 76 -> 75 | 312.87 |
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 | 100% | 4.20 | RR | IX Russian Riichi Championship |