Andrienko Irina

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date Feb. 1, 2021 (latest changes Feb. 1, 2021).

172 place (58.21).

max_coefficients = (4.05 * 0.86 + 2.90 * 1 + 3.85 * 0.71 + 3.45 * 0.71) = 11.585645

p1 = (66.67 * 1.20 * 0.29 + 315.79 * 1.30 * 0.86 + 0 + 0 + 0) / (1.20 * 0.29 + 1.30 * 0.86 + 1 + 1 + 1) = 84.07316914475206

p2 = (315.79 * 1.30 * 0.86 + 66.67 * 1.20 * 0.29) / max_coefficients = 32.34347332410065

score = 84.07316914475206 * 0.5 + 32.34347332410065 * 0.5 = 58.20832123442635

Rating changes

Show

all results
Date Place Points Reason
2021-02-01 268 -> 172 60.37 -> 58.21
2020-02-01 268 60.37

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 316 2019-12-15 14/20 86% 1.30 CRR Irkutsk Winter Tournament 2019
2 67 2019-05-26 15/16 29% 1.20 RR Summer Tournament