Naumov Aleksandr
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date Oct. 13, 2024 (latest changes Oct. 13, 2024).
159 place (229.09).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (727.27 * 2.10 * 1 + 347.83 * 2.10 * 1 + 137.25 * 3.05 * 1 + 0 + 0) / (2.10 * 1 + 2.10 * 1 + 3.05 * 1 + 1 + 1) = 289.332972972973
p2 = (727.27 * 2.10 * 1 + 347.83 * 2.10 * 1 + 137.25 * 3.05 * 1) / max_coefficients = 168.85362776025235
score = 289.332972972973 * 0.5 + 168.85362776025235 * 0.5 = 229.09330036661265
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-10-13 | 150 -> 159 | 230.84 -> 229.09 | |
| 2024-09-15 | 148 -> 150 | 230.84 | |
| 2024-09-03 | 148 | 227.78 -> 230.84 | |
| 2024-09-01 | 137 -> 148 | 232.13 -> 227.78 | |
| 2024-08-27 | 138 -> 137 | 232.13 | |
| 2024-08-26 | 142 -> 138 | 232.13 | |
| 2024-08-25 | 141 -> 142 | 232.13 | |
| 2024-08-22 | 142 -> 141 | 232.13 | |
| 2024-08-11 | 142 | 231.20 -> 232.13 | |
| 2024-08-04 | 142 | 234.69 -> 231.20 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 137 |
|
45/52 | 100% | 3.05 | RR | Agari Summer Tournament 2024 |
| 2 | 348 |
|
31/47 | 100% | 2.10 | RR | Seihoku spring tournament 2024 |
| 3 | 727 |
|
7/23 | 100% | 2.10 | CRR | Mushroom League |