Andreeva Anna

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

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

141 place (77.15).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 2.80 * 1 + 3.50 * 0.71) = 13.55005

p1 = (66.67 * 1.20 * 0.57 + 454.55 * 1.10 * 1 + 0 + 0 + 0) / (1.20 * 0.57 + 1.10 * 1 + 1 + 1 + 1) = 114.02977215359155

p2 = (454.55 * 1.10 * 1 + 66.67 * 1.20 * 0.57) / max_coefficients = 40.27365212674492

score = 114.02977215359155 * 0.5 + 40.27365212674492 * 0.5 = 77.15171214016823

Rating changes

Show

all results
Date Place Points Reason
2023-05-20 141 76.44 -> 77.15
2023-05-05 141 76.02 -> 76.44

Winter tournament: 71% -> 57%
2023-05-01 140 -> 141 76.02
2023-04-22 138 -> 140 76.02
2023-03-20 139 -> 138 75.34 -> 76.02
2023-03-05 140 -> 139 74.97 -> 75.34

Winter tournament: 86% -> 71%
2023-02-25 131 -> 140 74.97
2023-01-28 131 74.76 -> 74.97
2023-01-14 127 -> 131 74.76
2023-01-05 129 -> 127 74.44 -> 74.76

Winter tournament: 100% -> 86%

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 57% 1.20 CRR Winter tournament