Perov Nikita
Russian Champion 2016
From Moscow, Russia
EMA: 15990030
Common russian riichi rating (CRR)
Rating date May 6, 2024 (latest changes May 6, 2024).
150 place (146.94).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001
p1 = (306.31 * 4.05 * 0.14 + 384.62 * 2.90 * 1 + 0 + 0 + 0) / (4.05 * 0.14 + 2.90 * 1 + 1 + 1 + 1) = 199.52166661907515
p2 = (384.62 * 2.90 * 1 + 306.31 * 4.05 * 0.14) / max_coefficients = 94.35401459854015
score = 199.52166661907515 * 0.5 + 94.35401459854015 * 0.5 = 146.93784060880765
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-05-05 | 148 -> 150 | 146.94 | |
| 2024-05-01 | 150 -> 148 | 146.94 | |
| 2024-04-27 | 151 -> 150 | 146.94 | |
| 2024-04-20 | 152 -> 151 | 146.94 | |
| 2024-04-17 | 153 -> 152 | 146.94 | |
| 2024-04-12 | 149 -> 153 | 157.78 -> 146.94 |
Moscow Riichi 2022: 29% -> 14% |
| 2024-03-30 | 142 -> 149 | 157.78 | |
| 2024-03-20 | 147 -> 142 | 157.78 | |
| 2024-03-10 | 142 -> 147 | 160.45 -> 157.78 | |
| 2024-03-06 | 143 -> 142 | 157.98 -> 160.45 |