Chirkova Lyudmila
From Samara, Russia
Internal rating (RR)
Rating date July 6, 2024 (latest changes July 6, 2024).
42 place (481.38).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 0.86 + 3.05 * 1) = 14.864125000000001
p1 = (266.67 * 4.20 * 0.29 + 712.64 * 3.75 * 0.86 + 457.94 * 4 * 1 + 439.25 * 4.60 * 1 + 372.55 * 3.05 * 1) / (4.20 * 0.29 + 3.75 * 0.86 + 4 * 1 + 4.60 * 1 + 3.05 * 1) = 473.0508747318939
p2 = (712.64 * 3.75 * 0.86 + 439.25 * 4.60 * 1 + 457.94 * 4 * 1 + 372.55 * 3.05 * 1) / max_coefficients = 489.71197430053894
score = 473.0508747318939 * 0.5 + 489.71197430053894 * 0.5 = 481.3814245162164
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-07-06 | 47 -> 42 | 477.66 -> 481.38 |
IX Russian Riichi Championship: 43% -> 29% |
| 2024-06-11 | 47 | 485.39 -> 477.66 |
Money can not buy tenpai: 100% -> 86% |
| 2024-06-09 | 49 -> 47 | 458.61 -> 485.39 |
Agari Summer Tournament 2024: 0% -> 100% |
| 2024-05-12 | 46 -> 49 | 408.95 -> 458.61 |
X Russian Championship: 0% -> 100% |
| 2024-05-06 | 49 -> 46 | 406.55 -> 408.95 |
IX Russian Riichi Championship: 57% -> 43% |
| 2024-04-12 | 50 -> 49 | 406.55 | |
| 2024-03-30 | 46 -> 50 | 406.55 | |
| 2024-03-20 | 52 -> 46 | 406.55 | |
| 2024-03-10 | 42 -> 52 | 439.17 -> 406.55 | |
| 2024-03-06 | 43 -> 42 | 430.74 -> 439.17 |
IX Russian Riichi Championship: 71% -> 57% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 373 |
|
33/52 | 100% | 3.05 | RR | Agari Summer Tournament 2024 |
| 2 | 439 |
|
61/108 | 100% | 4.60 | RR | X Russian Championship |
| 3 | 458 |
|
59/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
| 4 | 713 |
|
26/88 | 86% | 3.75 | RR | Money can not buy tenpai |
| 5 | 267 |
|
56/76 | 29% | 4.20 | RR | IX Russian Riichi Championship |