Chirkova Lyudmila

From Samara, Russia

Player page

Common russian riichi rating (CRR)

Rating date Sept. 6, 2023 (latest changes Sept. 6, 2023).

72 place (391.04).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915

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 = 378.9141149161064

score = 403.1677419354839 * 0.5 + 378.9141149161064 * 0.5 = 391.0409284257952

Rating changes

Show

all results
Date Place Points Reason
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
2023-07-06 92 -> 91 306.51
2023-07-03 93 -> 92 306.51
2023-06-19 95 -> 93 306.51
2023-06-12 95 301.29 -> 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