Chirkova Lyudmila
From Samara, Russia
Internal rating (RR)
Rating date June 11, 2023 (latest changes June 11, 2023).
79 place (303.94).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.75 * 1 + 3.50 * 0.71) = 14.50005
p1 = (266.67 * 4.20 * 1 + 712.64 * 3.75 * 1 + 0 + 0 + 0) / (4.20 * 1 + 3.75 * 1 + 1 + 1 + 1) = 346.33881278538814
p2 = (712.64 * 3.75 * 1 + 266.67 * 4.20 * 1) / max_coefficients = 261.5446153633953
score = 346.33881278538814 * 0.5 + 261.5446153633953 * 0.5 = 303.9417140743917
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-06-11 | 79 | 303.94 |
Money can not buy tenpai: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 713 |
|
26/88 | 100% | 3.75 | RR | Money can not buy tenpai |
| 2 | 267 |
|
56/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |