Andreeva Anna

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date Nov. 5, 2023 (latest changes Nov. 5, 2023).

192 place (59.06).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 2.80 * 1) = 14.75

p1 = (66.67 * 1.20 * 0.14 + 454.55 * 1.10 * 0.71 + 0 + 0 + 0) / (1.20 * 0.14 + 1.10 * 0.71 + 1 + 1 + 1) = 93.14137991160439

p2 = (454.55 * 1.10 * 0.71 + 66.67 * 1.20 * 0.14) / max_coefficients = 24.988474576271184

score = 93.14137991160439 * 0.5 + 24.988474576271184 * 0.5 = 59.06492724393779

Rating changes

Show

all results
Date Place Points Reason
2023-11-05 180 -> 192 58.90 -> 59.06

Winter tournament: 29% -> 14%
2023-10-22 177 -> 180 58.90
2023-10-12 177 58.82 -> 58.90
2023-09-28 178 -> 177 58.82
2023-09-09 178 67.87 -> 58.82

Summer tournament: 86% -> 71%
2023-09-05 178 67.51 -> 67.87

Winter tournament: 43% -> 29%
2023-09-03 162 -> 178 68.88 -> 67.51
2023-08-27 157 -> 162 68.88
2023-08-19 156 -> 157 68.88
2023-08-12 156 68.19 -> 68.88

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 455 2022-07-09 7/12 71% 1.10 CRR Summer tournament
2 67 2022-01-05 15/16 14% 1.20 CRR Winter tournament