Kanafeev Rustam
From Samara, Russia
Internal rating (RR)
Rating date June 15, 2025 (latest changes June 15, 2025).
41 place (604.40).
how we calculated rating score
max_coefficients = (4.10 * 1 + 4.60 * 0.86 + 3.85 * 1 + 3.75 * 1) = 15.64266
p1 = (987.34 * 3.65 * 1 + 714.29 * 2.60 * 1 + 757.14 * 3.50 * 1 + 0 + 0) / (3.65 * 1 + 2.60 * 1 + 3.50 * 1 + 1 + 1) = 690.2927659574468
p2 = (987.34 * 3.65 * 1 + 757.14 * 3.50 * 1 + 714.29 * 2.60 * 1) / max_coefficients = 518.5141146071065
score = 690.2927659574468 * 0.5 + 518.5141146071065 * 0.5 = 604.4034402822767
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-06-15 | 42 -> 41 | 612.08 -> 604.40 | |
| 2025-06-11 | 41 -> 42 | 612.08 | |
| 2025-06-08 | 42 -> 41 | 612.08 | |
| 2025-05-12 | 43 -> 42 | 601.01 -> 612.08 | |
| 2025-05-03 | 71 -> 43 | 467.46 -> 601.01 |
Riichi over The Volga 2025: 0% -> 100% |
| 2025-04-11 | 72 -> 71 | 467.46 | |
| 2025-03-10 | 74 -> 72 | 467.46 | |
| 2025-03-03 | 75 -> 74 | 467.46 | |
| 2025-03-02 | 73 -> 75 | 467.46 | |
| 2025-02-16 | 69 -> 73 | 467.46 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
|---|---|---|---|---|---|---|---|---|
| 1 | 757 |
|
18/71 | 100% | 3.50 | RR | Riichi over The Volga 2025 | Samara |
| 2 | 714 |
|
13/43 | 100% | 2.60 | RR | Riichi On Ice | Samara |
| 3 | 987 |
|
2/80 | 100% | 3.65 | RR | Riichi over Volga | Samara |