Kashaev Rostislav
From Novosibirsk, Russia
Common russian riichi rating (CRR)
Rating date May 1, 2025 (latest changes May 1, 2025).
146 place (309.45).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (866.67 * 1.60 * 1 + 708.33 * 2.20 * 1 + 0 + 0 + 0) / (1.60 * 1 + 2.20 * 1 + 1 + 1 + 1) = 433.0882352941176
p2 = (708.33 * 2.20 * 1 + 866.67 * 1.60 * 1) / max_coefficients = 185.8044164037855
score = 433.0882352941176 * 0.5 + 185.8044164037855 * 0.5 = 309.4463258489516
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-05-01 | 147 -> 146 | 309.45 | |
| 2025-04-27 | 144 -> 147 | 309.45 | |
| 2025-04-26 | 141 -> 144 | 309.45 | |
| 2025-04-22 | 142 -> 141 | 309.45 | |
| 2025-04-13 | 142 | 309.45 |
Akademgorodok Riichi Mahjong Tournament 2025: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
|---|---|---|---|---|---|---|---|---|
| 1 | 708 |
|
8/25 | 100% | 2.20 | CRR | Akademgorodok Riichi Mahjong Tournament 2025 | Novosibirsk |
| 2 | 867 |
|
3/16 | 100% | 1.60 | CRR | Akademgorodok: Riichi Mahjong Tournament 2024 | Novosibirsk |
| 3 | 467 |
|
9/16 | 0% | 1.60 | CRR | Riichi Tournament 2022 | Novosibirsk |