Ryabov Aleksandr

From Moscow, Russia

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Common russian riichi rating (CRR)

Rating date Dec. 18, 2022 (latest changes Dec. 18, 2022).

87 place (285.55).

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

p1 = (594.59 * 4.05 * 1 + 347.83 * 2.80 * 1 + 0 + 0 + 0) / (4.05 * 1 + 2.80 * 1 + 1 + 1 + 1) = 343.3522842639594

p2 = (594.59 * 4.05 * 1 + 347.83 * 2.80 * 1) / max_coefficients = 227.74545454545455

score = 343.3522842639594 * 0.5 + 227.74545454545455 * 0.5 = 285.548869404707

Rating changes

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all results
Date Place Points Reason
2022-12-18 87 285.55

Meeting in the billiard room: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 348 2022-12-18 16/24 100% 2.80 CRR Meeting in the billiard room
2 595 2022-06-12 46/112 100% 4.05 RR Moscow Riichi 2022