Melnikov Ilya
From Samara, Russia
Internal rating (RR)
Rating date Feb. 16, 2025 (latest changes Feb. 16, 2025).
50 place (543.14).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (655.17 * 3.75 * 0.29 + 915.89 * 4 * 0.57 + 523.36 * 4.60 * 1 + 759.49 * 3.65 * 1 + 119.05 * 2.60 * 1) / (3.75 * 0.29 + 4 * 0.57 + 4.60 * 1 + 3.65 * 1 + 2.60 * 1) = 583.1248383276525
p2 = (759.49 * 3.65 * 1 + 523.36 * 4.60 * 1 + 915.89 * 4 * 0.57 + 655.17 * 3.75 * 0.29) / max_coefficients = 503.14952681388013
score = 583.1248383276525 * 0.5 + 503.14952681388013 * 0.5 = 543.1371825707663
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-02-16 | 44 -> 50 | 543.14 | |
| 2025-02-11 | 44 | 555.52 -> 543.14 |
Money can not buy tenpai: 43% -> 29% |
| 2025-02-02 | 42 -> 44 | 555.52 | |
| 2025-01-26 | 33 -> 42 | 579.40 -> 555.52 |
Riichi On Ice: 0% -> 100% |
| 2025-01-07 | 32 -> 33 | 579.40 | |
| 2025-01-03 | 26 -> 32 | 601.80 -> 579.40 |
SPB Riichi Open 2023: 71% -> 57% |
| 2024-12-11 | 27 -> 26 | 613.05 -> 601.80 |
Money can not buy tenpai: 57% -> 43% |
| 2024-11-06 | 26 -> 27 | 613.05 | |
| 2024-11-03 | 25 -> 26 | 634.76 -> 613.05 |
SPB Riichi Open 2023: 86% -> 71% |
| 2024-10-13 | 22 -> 25 | 641.12 -> 634.76 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 119 |
|
38/43 | 100% | 2.60 | RR | Riichi On Ice |
| 2 | 759 |
|
20/80 | 100% | 3.65 | RR | Riichi over Volga |
| 3 | 523 |
|
52/108 | 100% | 4.60 | RR | X Russian Championship |
| 4 | 916 |
|
10/108 | 57% | 4.00 | RR | SPB Riichi Open 2023 |
| 5 | 655 |
|
31/88 | 29% | 3.75 | RR | Money can not buy tenpai |
| 6 | 171 |
|
93/112 | 0% | 4.05 | RR | Moscow Riichi 2022 |