Melnikov Ilya
From Samara, Russia
Common russian riichi rating (CRR)
Rating date May 25, 2024 (latest changes May 25, 2024).
31 place (589.78).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999
p1 = (171.17 * 4.05 * 0.14 + 655.17 * 3.75 * 1 + 915.89 * 4 * 1 + 523.36 * 4.60 * 1 + 0) / (4.05 * 0.14 + 3.75 * 1 + 4 * 1 + 4.60 * 1 + 1) = 619.3659227733726
p2 = (915.89 * 4 * 1 + 655.17 * 3.75 * 1 + 523.36 * 4.60 * 1 + 171.17 * 4.05 * 0.14) / max_coefficients = 560.1941558441558
score = 619.3659227733726 * 0.5 + 560.1941558441558 * 0.5 = 589.7800393087642
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-05-25 | 30 -> 31 | 589.78 | |
| 2024-05-12 | 34 -> 30 | 528.07 -> 589.78 |
X Russian Championship: 0% -> 100% |
| 2024-05-06 | 35 -> 34 | 528.07 | |
| 2024-04-18 | 36 -> 35 | 528.07 | |
| 2024-04-12 | 39 -> 36 | 520.25 -> 528.07 |
Moscow Riichi 2022: 29% -> 14% |
| 2024-03-30 | 37 -> 39 | 520.25 | |
| 2024-03-20 | 38 -> 37 | 520.25 | |
| 2024-03-10 | 32 -> 38 | 531.74 -> 520.25 | |
| 2024-03-06 | 33 -> 32 | 521.10 -> 531.74 | |
| 2024-02-25 | 28 -> 33 | 521.10 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 523 |
|
52/108 | 100% | 4.60 | RR | X Russian Championship |
| 2 | 916 |
|
10/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
| 3 | 655 |
|
31/88 | 100% | 3.75 | RR | Money can not buy tenpai |
| 4 | 171 |
|
93/112 | 14% | 4.05 | RR | Moscow Riichi 2022 |
| 5 | 263 |
|
15/20 | 0% | 1.30 | CRR | Mahjong tournament at the Intellectual Games Festival 2019 |