Andreeva Anna

From Irkutsk, Russia

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Common russian riichi rating (CRR)

Rating date Jan. 14, 2023 (latest changes Jan. 14, 2023).

130 place (74.76).

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

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

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all results
Date Place Points Reason
2023-01-14 126 -> 130 74.76
2023-01-09 126 74.76

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