Andreeva Anna

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date Jan. 6, 2023 (latest changes Jan. 6, 2023).

126 place (74.76).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.45 * 0.86) = 14.706995

p1 = (66.67 * 1.20 * 0.86 + 454.55 * 1.10 * 1 + 0 + 0 + 0) / (1.20 * 0.86 + 1.10 * 1 + 1 + 1 + 1) = 110.86434292934413

p2 = (454.55 * 1.10 * 1 + 66.67 * 1.20 * 0.86) / max_coefficients = 38.659834996884136

score = 110.86434292934413 * 0.5 + 38.659834996884136 * 0.5 = 74.76208896311414

Rating changes

Show

all results
Date Place Points Reason
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
2022-12-18 130 -> 132 74.25
2022-12-03 130 74.25

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 86% 1.20 CRR Winter tournament