Ryabov Aleksandr

From Moscow, Russia

Player page

Internal rating (RR)

Rating date July 6, 2023 (latest changes July 6, 2023).

73 place (314.05).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 3.50 * 0.71) = 13.921305

p1 = (594.59 * 4.05 * 0.86 + 436.78 * 3.75 * 1 + 0 + 0 + 0) / (4.05 * 0.86 + 3.75 * 1 + 1 + 1 + 1) = 362.17861700935947

p2 = (594.59 * 4.05 * 0.86 + 436.78 * 3.75 * 1) / max_coefficients = 265.9175989607296

score = 362.17861700935947 * 0.5 + 265.9175989607296 * 0.5 = 314.04810798504457

Rating changes

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all results
Date Place Points Reason
2023-07-06 75 -> 73 314.05
2023-06-19 76 -> 75 314.05
2023-06-12 74 -> 76 326.83 -> 314.05

Moscow Riichi 2022: 100% -> 86%
2023-06-11 74 326.83

Money can not buy tenpai: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 437 2023-06-11 50/88 100% 3.75 RR Money can not buy tenpai
2 595 2022-06-12 46/112 86% 4.05 RR Moscow Riichi 2022