Chirkova Lyudmila
From Samara, Russia
Common russian riichi rating (CRR)
Rating date Aug. 17, 2023 (latest changes Aug. 17, 2023).
88 place (312.16).
how we calculated rating score
max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.71 + 2.80 * 1) = 13.642914999999999
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 = 277.9765174817845
score = 346.33881278538814 * 0.5 + 277.9765174817845 * 0.5 = 312.1576651335863
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-08-12 | 90 -> 88 | 306.51 -> 312.16 | |
2023-07-28 | 89 -> 90 | 306.51 | |
2023-07-20 | 90 -> 89 | 306.51 | |
2023-07-06 | 91 -> 90 | 306.51 | |
2023-07-03 | 92 -> 91 | 306.51 | |
2023-06-19 | 94 -> 92 | 306.51 | |
2023-06-12 | 94 | 301.29 -> 306.51 | |
2023-06-11 | 94 | 301.29 |
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 |