Chirkova Lyudmila
From Samara, Russia
Common russian riichi rating (CRR)
Rating date Aug. 22, 2024 (latest changes Aug. 22, 2024).
46 place (550.25).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.65 * 1 + 3.05 * 1) = 15.3
p1 = (266.67 * 4.20 * 0.29 + 712.64 * 3.75 * 0.71 + 457.94 * 4 * 1 + 439.25 * 4.60 * 1 + 372.55 * 3.05 * 1 + 1000 * 2.80 * 1 + 506.33 * 3.65 * 1) / (4.20 * 0.29 + 3.75 * 0.71 + 4 * 1 + 4.60 * 1 + 3.05 * 1 + 2.80 * 1 + 3.65 * 1) = 539.8714611258742
p2 = (1000 * 2.80 * 1 + 439.25 * 4.60 * 1 + 712.64 * 3.75 * 0.71 + 506.33 * 3.65 * 1) / max_coefficients = 560.6254901960784
score = 539.8714611258742 * 0.5 + 560.6254901960784 * 0.5 = 550.2484756609763
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-08-11 | 44 -> 46 | 561.67 -> 550.25 |
Money can not buy tenpai: 86% -> 71% |
2024-08-04 | 34 -> 44 | 576.45 -> 561.67 |
Riichi over Volga: 0% -> 100% |
2024-07-14 | 57 -> 34 | 481.38 -> 576.45 |
Guardian of the Winds: 0% -> 100% |
2024-07-06 | 59 -> 57 | 477.66 -> 481.38 |
IX Russian Riichi Championship: 43% -> 29% |
2024-06-11 | 60 -> 59 | 485.39 -> 477.66 |
Money can not buy tenpai: 100% -> 86% |
2024-06-09 | 66 -> 60 | 458.61 -> 485.39 |
Agari Summer Tournament 2024: 0% -> 100% |
2024-05-19 | 64 -> 66 | 458.61 | |
2024-05-12 | 69 -> 64 | 397.67 -> 458.61 |
X Russian Championship: 0% -> 100% |
2024-05-06 | 70 -> 69 | 399.44 -> 397.67 |
IX Russian Riichi Championship: 57% -> 43% |
2024-04-12 | 71 -> 70 | 399.44 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 506 |
|
40/80 | 100% | 3.65 | RR | Riichi over Volga |
2 | 1000 |
|
1/48 | 100% | 2.80 | RR | Guardian of the Winds |
3 | 373 |
|
33/52 | 100% | 3.05 | RR | Agari Summer Tournament 2024 |
4 | 439 |
|
61/108 | 100% | 4.60 | RR | X Russian Championship |
5 | 458 |
|
59/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
6 | 713 |
|
26/88 | 71% | 3.75 | RR | Money can not buy tenpai |
7 | 267 |
|
56/76 | 29% | 4.20 | RR | IX Russian Riichi Championship |