Tumanina Valentina
From Samara, Russia
Internal rating (RR)
Rating date July 28, 2023 (latest changes July 28, 2023).
70 place (318.00).
how we calculated rating score
max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 3.50 * 0.57) = 13.421155
p1 = (400 * 4.20 * 1 + 574.71 * 3.75 * 1 + 0 + 0 + 0) / (4.20 * 1 + 3.75 * 1 + 1 + 1 + 1) = 350.2438356164384
p2 = (574.71 * 3.75 * 1 + 400 * 4.20 * 1) / max_coefficients = 285.7555851191645
score = 350.2438356164384 * 0.5 + 285.7555851191645 * 0.5 = 317.9997103678014
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
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 | |
2023-06-12 | 76 | 307.37 -> 312.87 | |
2023-06-11 | 76 | 307.37 |
Money can not buy tenpai: 0% -> 100% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 575 |
|
38/88 | 100% | 3.75 | RR | Money can not buy tenpai |
2 | 400 |
|
46/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |