Chirkova Lyudmila

From Samara, Russia

Player page

Internal rating (RR)

Rating date July 6, 2024 (latest changes July 6, 2024).

42 place (481.38).

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

Show

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 2024-06-09 33/52 100% 3.05 RR Agari Summer Tournament 2024
2 439 2024-05-12 61/108 100% 4.60 RR X Russian Championship
3 458 2023-09-03 59/108 100% 4.00 RR SPB Riichi Open 2023
4 713 2023-06-11 26/88 86% 3.75 RR Money can not buy tenpai
5 267 2022-11-06 56/76 29% 4.20 RR IX Russian Riichi Championship