Bogatova Anna

From Samara, Russia

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Common russian riichi rating (CRR)

Rating date Feb. 22, 2025 (latest changes Feb. 22, 2025).

189 place (222.33).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (151.90 * 3.65 * 1 + 785.71 * 2.60 * 1 + 0 + 0 + 0) / (3.65 * 1 + 2.60 * 1 + 1 + 1 + 1) = 280.7881081081081

p2 = (785.71 * 2.60 * 1 + 151.90 * 3.65 * 1) / max_coefficients = 163.86687697160883

score = 280.7881081081081 * 0.5 + 163.86687697160883 * 0.5 = 222.32749253985844

Rating changes

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all results
Date Place Points Reason
2025-02-16 181 -> 189 222.33
2025-02-02 175 -> 181 222.33
2025-01-26 175 222.33

Riichi On Ice: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 786 2025-01-26 10/43 100% 2.60 RR Riichi On Ice
2 152 2024-08-04 68/80 100% 3.65 RR Riichi over Volga