Chirkova Lyudmila
From Samara, Russia
Internal rating (RR)
Rating date June 9, 2024 (latest changes June 9, 2024).
47 place (485.39).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999
p1 = (266.67 * 4.20 * 0.43 + 712.64 * 3.75 * 1 + 457.94 * 4 * 1 + 439.25 * 4.60 * 1 + 372.55 * 3.05 * 1) / (4.20 * 0.43 + 3.75 * 1 + 4 * 1 + 4.60 * 1 + 3.05 * 1) = 473.3135582775004
p2 = (712.64 * 3.75 * 1 + 439.25 * 4.60 * 1 + 457.94 * 4 * 1 + 372.55 * 3.05 * 1) / max_coefficients = 497.4688311688311
score = 473.3135582775004 * 0.5 + 497.4688311688311 * 0.5 = 485.39119472316577
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 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% |
| 2024-02-12 | 45 -> 43 | 420.42 -> 430.74 | |
| 2024-01-06 | 45 | 413.44 -> 420.42 |
IX Russian Riichi Championship: 86% -> 71% |
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 | 100% | 3.75 | RR | Money can not buy tenpai |
| 5 | 267 |
|
56/76 | 43% | 4.20 | RR | IX Russian Riichi Championship |