Melnikov Ilya
From Samara, Russia
Internal rating (RR)
Rating date Sept. 6, 2023 (latest changes Sept. 6, 2023).
33 place (484.49).
how we calculated rating score
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
Date | Place | Points | Reason |
---|---|---|---|
2023-09-03 | 84 -> 33 | 268.00 -> 484.49 |
SPB Riichi Open 2023: 0% -> 100% |
2023-08-12 | 87 -> 84 | 262.92 -> 268.00 |
Moscow Riichi 2022: 86% -> 71% |
2023-07-28 | 89 -> 87 | 262.92 | |
2023-07-20 | 90 -> 89 | 258.83 -> 262.92 | |
2023-07-06 | 91 -> 90 | 258.83 | |
2023-06-19 | 92 -> 91 | 258.83 | |
2023-06-12 | 95 -> 92 | 254.46 -> 258.83 |
Moscow Riichi 2022: 100% -> 86% |
2023-06-11 | 95 | 254.46 |
Money can not buy tenpai: 0% -> 100% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 916 |
|
10/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
2 | 655 |
|
31/88 | 100% | 3.75 | RR | Money can not buy tenpai |
3 | 171 |
|
93/112 | 71% | 4.05 | RR | Moscow Riichi 2022 |