Medvedev Sergei

From Moscow, Russia

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Common russian riichi rating (CRR)

Rating date Dec. 13, 2022 (latest changes Dec. 13, 2022).

79 place (306.48).

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

p1 = (586.67 * 4.20 * 1 + 360.36 * 4.05 * 1 + 0 + 0 + 0) / (4.20 * 1 + 4.05 * 1 + 1 + 1 + 1) = 348.752

p2 = (586.67 * 4.20 * 1 + 360.36 * 4.05 * 1) / max_coefficients = 264.2060606060606

score = 348.752 * 0.5 + 264.2060606060606 * 0.5 = 306.4790303030303

Rating changes

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Date Place Points Reason
2022-12-03 79 306.48

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 587 2022-11-06 32/76 100% 4.20 RR IX Russian Riichi Championship
2 360 2022-06-12 72/112 100% 4.05 RR Moscow Riichi 2022