Andreeva Anna

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

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

159 place (68.88).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.71 + 2.80 * 1) = 13.642914999999999

p1 = (66.67 * 1.20 * 0.43 + 454.55 * 1.10 * 0.86 + 0 + 0 + 0) / (1.20 * 0.43 + 1.10 * 0.86 + 1 + 1 + 1) = 103.84260723829011

p2 = (454.55 * 1.10 * 0.86 + 66.67 * 1.20 * 0.43) / max_coefficients = 33.92530115448202

score = 103.84260723829011 * 0.5 + 33.92530115448202 * 0.5 = 68.88395419638607

Rating changes

Show

all results
Date Place Points Reason
2023-08-19 158 -> 159 68.88
2023-08-12 158 68.19 -> 68.88
2023-07-09 158 76.68 -> 68.19

Summer tournament: 100% -> 86%
2023-07-05 159 -> 158 76.20 -> 76.68

Winter tournament: 57% -> 43%
2023-07-03 160 -> 159 76.20
2023-06-19 160 76.20

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 455 2022-07-09 7/12 86% 1.10 CRR Summer tournament Irkutsk
2 67 2022-01-05 15/16 43% 1.20 CRR Winter tournament Irkutsk