Chirkova Lyudmila

From Samara, Russia

Player page

Common russian riichi rating (CRR)

Rating date Nov. 28, 2023 (latest changes Nov. 28, 2023).

72 place (396.38).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.90 * 1) = 14.249820000000001

p1 = (712.64 * 3.75 * 1 + 266.67 * 4.20 * 0.86 + 457.94 * 4 * 1 + 0 + 0) / (3.75 * 1 + 4.20 * 0.86 + 4 * 1 + 1 + 1) = 409.30439511543966

p2 = (712.64 * 3.75 * 1 + 457.94 * 4 * 1 + 266.67 * 4.20 * 0.86) / max_coefficients = 383.45326467281683

score = 409.30439511543966 * 0.5 + 383.45326467281683 * 0.5 = 396.3788298941282

Rating changes

Show

all results
Date Place Points Reason
2023-11-28 73 -> 72 396.38
2023-11-26 66 -> 73 397.73 -> 396.38
2023-11-20 65 -> 66 397.73
2023-11-06 69 -> 65 392.23 -> 397.73

IX Russian Riichi Championship: 100% -> 86%
2023-11-05 64 -> 69 392.23
2023-10-22 63 -> 64 392.23
2023-10-19 64 -> 63 392.23
2023-10-12 65 -> 64 391.04 -> 392.23
2023-09-28 67 -> 65 391.04
2023-09-20 71 -> 67 391.04

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 86% 4.20 RR IX Russian Riichi Championship