Chirkova Lyudmila

From Samara, Russia

Player page

Common russian riichi rating (CRR)

Rating date Dec. 20, 2023 (latest changes Dec. 20, 2023).

69 place (396.38).

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

p1 = (266.67 * 4.20 * 0.86 + 712.64 * 3.75 * 1 + 457.94 * 4 * 1 + 0 + 0) / (4.20 * 0.86 + 3.75 * 1 + 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
2023-12-19 71 -> 69 396.38
2023-12-12 72 -> 71 396.38
2023-12-10 72 396.38

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 458 2023-09-03 59/108 100% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
2 713 2023-06-11 26/88 100% 3.75 RR Money can not buy tenpai Perm
3 267 2022-11-06 56/76 86% 4.20 RR IX Russian Riichi Championship Perm