Bikbulatov Ruslan
From Chelyabinsk, Russia
Common russian riichi rating (CRR)
Rating date Nov. 5, 2023 (latest changes Nov. 5, 2023).
135 place (236.65).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 2.80 * 1) = 14.75
p1 = (421.05 * 2.10 * 1 + 629.63 * 2.30 * 1 + 0 + 0 + 0) / (2.10 * 1 + 2.30 * 1 + 1 + 1 + 1) = 315.1837837837838
p2 = (629.63 * 2.30 * 1 + 421.05 * 2.10 * 1) / max_coefficients = 158.12610169491526
score = 315.1837837837838 * 0.5 + 158.12610169491526 * 0.5 = 236.6549427393495
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-11-05 | 147 -> 135 | 131.03 -> 236.65 |
Finding Dora: 0% -> 100% |
| 2021-02-01 | 163 -> 147 | 298.05 -> 131.03 | |
| 2020-02-01 | 163 | 298.05 |