Bikbulatov Ruslan
From Chelyabinsk, Russia
Common russian riichi rating (CRR)
Rating date March 5, 2025 (latest changes March 5, 2025).
136 place (317.58).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (421.05 * 2.10 * 0.43 + 629.63 * 2.30 * 0.57 + 568.42 * 3.85 * 1 + 0 + 0) / (2.10 * 0.43 + 2.30 * 0.57 + 3.85 * 1 + 1 + 1) = 420.9749661470088
p2 = (568.42 * 3.85 * 1 + 629.63 * 2.30 * 0.57 + 421.05 * 2.10 * 0.43) / max_coefficients = 214.18675078864356
score = 420.9749661470088 * 0.5 + 214.18675078864356 * 0.5 = 317.58085846782615
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-03-05 | 133 -> 136 | 328.19 -> 317.58 |
Finding Dora: 71% -> 57% |
| 2025-03-03 | 134 -> 133 | 328.19 | |
| 2025-03-02 | 132 -> 134 | 328.19 | |
| 2025-02-27 | 130 -> 132 | 332.04 -> 328.19 |
13 tiles until tempai: 57% -> 43% |
| 2025-02-25 | 132 -> 130 | 332.04 | |
| 2025-02-16 | 125 -> 132 | 332.04 | |
| 2025-02-11 | 126 -> 125 | 332.04 | |
| 2025-02-02 | 122 -> 126 | 332.04 | |
| 2025-01-26 | 120 -> 122 | 332.04 | |
| 2025-01-07 | 118 -> 120 | 332.04 |