Knyazeva Anna

From Moscow, Russia

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Common russian riichi rating (CRR)

Rating date Dec. 4, 2022 (latest changes Dec. 4, 2022).

75 place (312.84).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.10 * 1) = 14.85

p1 = (90.09 * 4.05 * 1 + 866.67 * 4.20 * 1 + 0 + 0 + 0) / (4.05 * 1 + 4.20 * 1 + 1 + 1 + 1) = 355.98755555555556

p2 = (866.67 * 4.20 * 1 + 90.09 * 4.05 * 1) / max_coefficients = 269.6875420875421

score = 355.98755555555556 * 0.5 + 269.6875420875421 * 0.5 = 312.8375488215488

Rating changes

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Date Place Points Reason
2022-12-03 75 312.84

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 867 2022-11-06 11/76 100% 4.20 RR IX Russian Riichi Championship
2 90 2022-06-12 102/112 100% 4.05 RR Moscow Riichi 2022