Melnikov Ilya
From Samara, Russia
Internal rating (RR)
Rating date May 6, 2024 (latest changes May 6, 2024).
17 place (542.14).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.10 * 1) = 12.9
p1 = (171.17 * 4.05 * 0.14 + 655.17 * 3.75 * 1 + 915.89 * 4 * 1 + 0 + 0) / (4.05 * 0.14 + 3.75 * 1 + 4 * 1 + 1 + 1) = 602.1554409562827
p2 = (915.89 * 4 * 1 + 655.17 * 3.75 * 1 + 171.17 * 4.05 * 0.14) / max_coefficients = 482.132558139535
score = 602.1554409562827 * 0.5 + 482.132558139535 * 0.5 = 542.1439995479088
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-05-06 | 19 -> 17 | 536.67 -> 542.14 | |
| 2024-04-12 | 21 -> 19 | 528.99 -> 536.67 |
Moscow Riichi 2022: 29% -> 14% |
| 2024-03-30 | 17 -> 21 | 528.99 | |
| 2024-03-20 | 20 -> 17 | 528.99 | |
| 2024-03-10 | 17 -> 20 | 569.06 -> 528.99 | |
| 2024-03-06 | 18 -> 17 | 554.98 -> 569.06 | |
| 2024-02-12 | 18 | 536.36 -> 554.98 |
Moscow Riichi 2022: 43% -> 29% |
| 2024-01-20 | 19 -> 18 | 536.36 | |
| 2024-01-06 | 19 | 524.58 -> 536.36 | |
| 2023-12-19 | 23 -> 19 | 524.58 |
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 | 14% | 4.05 | RR | Moscow Riichi 2022 |