Chirkova Lyudmila

From Samara, Russia

Player page

Common russian riichi rating (CRR)

Rating date Oct. 19, 2023 (latest changes Oct. 19, 2023).

64 place (392.23).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 2.80 * 1) = 14.75

p1 = (266.67 * 4.20 * 1 + 712.64 * 3.75 * 1 + 457.94 * 4 * 1 + 0 + 0) / (4.20 * 1 + 3.75 * 1 + 4 * 1 + 1 + 1) = 403.1677419354839

p2 = (712.64 * 3.75 * 1 + 457.94 * 4 * 1 + 266.67 * 4.20 * 1) / max_coefficients = 381.30101694915254

score = 403.1677419354839 * 0.5 + 381.30101694915254 * 0.5 = 392.2343794423182

Rating changes

Show

all results
Date Place Points Reason
2023-10-19 65 -> 64 392.23
2023-10-12 66 -> 65 391.04 -> 392.23
2023-09-28 68 -> 66 391.04
2023-09-20 72 -> 68 391.04
2023-09-06 73 -> 72 391.04
2023-09-03 91 -> 73 312.16 -> 391.04

SPB Riichi Open 2023: 0% -> 100%
2023-08-27 89 -> 91 312.16
2023-08-12 91 -> 89 306.51 -> 312.16
2023-07-28 90 -> 91 306.51
2023-07-20 91 -> 90 306.51

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 458 2023-09-03 59/108 100% 4.00 RR SPB Riichi Open 2023
2 713 2023-06-11 26/88 100% 3.75 RR Money can not buy tenpai
3 267 2022-11-06 56/76 100% 4.20 RR IX Russian Riichi Championship