Andreeva Anna

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date May 1, 2023 (latest changes May 1, 2023).

140 place (76.02).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 2.80 * 1) = 14.04985

p1 = (66.67 * 1.20 * 0.71 + 454.55 * 1.10 * 1 + 0 + 0 + 0) / (1.20 * 0.71 + 1.10 * 1 + 1 + 1 + 1) = 112.39096579493096

p2 = (454.55 * 1.10 * 1 + 66.67 * 1.20 * 0.71) / max_coefficients = 39.65451588451123

score = 112.39096579493096 * 0.5 + 39.65451588451123 * 0.5 = 76.0227408397211

Rating changes

Show

all results
Date Place Points Reason
2023-05-01 139 -> 140 76.02
2023-04-22 137 -> 139 76.02
2023-03-20 138 -> 137 75.34 -> 76.02
2023-03-05 139 -> 138 74.97 -> 75.34

Winter tournament: 86% -> 71%
2023-02-25 130 -> 139 74.97
2023-01-28 130 74.76 -> 74.97
2023-01-14 126 -> 130 74.76
2023-01-05 128 -> 126 74.44 -> 74.76

Winter tournament: 100% -> 86%
2023-01-03 132 -> 128 74.44
2022-12-19 132 74.25 -> 74.44

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 455 2022-07-09 7/12 100% 1.10 CRR Summer tournament
2 67 2022-01-05 15/16 71% 1.20 CRR Winter tournament