Melnikov Ilya
From Samara, Russia
Internal rating (RR)
Rating date March 6, 2024 (latest changes March 6, 2024).
17 place (569.06).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.57 + 4.05 * 0.29) = 11.306965
p1 = (171.17 * 4.05 * 0.29 + 655.17 * 3.75 * 1 + 915.89 * 4 * 1 + 0 + 0) / (4.05 * 0.29 + 3.75 * 1 + 4 * 1 + 1 + 1) = 579.3032693886588
p2 = (915.89 * 4 * 1 + 655.17 * 3.75 * 1 + 171.17 * 4.05 * 0.29) / max_coefficients = 558.815738794628
score = 579.3032693886588 * 0.5 + 558.815738794628 * 0.5 = 569.0595040916435
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
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 | |
2023-12-12 | 24 -> 23 | 508.54 -> 524.58 |
Moscow Riichi 2022: 57% -> 43% |
2023-11-28 | 25 -> 24 | 508.54 | |
2023-11-20 | 26 -> 25 | 508.54 | |
2023-11-06 | 28 -> 26 | 498.50 -> 508.54 | |
2023-10-12 | 32 -> 28 | 484.49 -> 498.50 |
Moscow Riichi 2022: 71% -> 57% |
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 | 29% | 4.05 | RR | Moscow Riichi 2022 |