Melnikov Ilya

From Samara, Russia

Player page

Internal rating (RR)

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

34 place (484.49).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915

p1 = (171.17 * 4.05 * 0.71 + 655.17 * 3.75 * 1 + 915.89 * 4 * 1 + 0 + 0) / (4.05 * 0.71 + 3.75 * 1 + 4 * 1 + 1 + 1) = 523.2677748762844

p2 = (915.89 * 4 * 1 + 655.17 * 3.75 * 1 + 171.17 * 4.05 * 0.71) / max_coefficients = 445.70961970744975

score = 523.2677748762844 * 0.5 + 445.70961970744975 * 0.5 = 484.4886972918671

Rating changes

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all results
Date Place Points Reason
2023-09-03 85 -> 34 268.00 -> 484.49

SPB Riichi Open 2023: 0% -> 100%
2023-08-12 88 -> 85 262.92 -> 268.00

Moscow Riichi 2022: 86% -> 71%
2023-07-28 90 -> 88 262.92
2023-07-20 91 -> 90 258.83 -> 262.92
2023-07-06 92 -> 91 258.83
2023-06-19 93 -> 92 258.83
2023-06-12 96 -> 93 254.46 -> 258.83

Moscow Riichi 2022: 100% -> 86%
2023-06-11 96 254.46

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

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 916 2023-09-03 10/108 100% 4.00 RR SPB Riichi Open 2023
2 655 2023-06-11 31/88 100% 3.75 RR Money can not buy tenpai
3 171 2022-06-12 93/112 71% 4.05 RR Moscow Riichi 2022