Bikbulatova Yuliya
From Chelyabinsk, Russia
EMA: 15020036
Internal rating (RR)
Rating date May 3, 2025 (latest changes May 3, 2025).
186 place (122.32).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (327.10 * 4.60 * 1 + 31.58 * 3.85 * 1 + 0 + 0 + 0) / (4.60 * 1 + 3.85 * 1 + 1 + 1 + 1) = 142.03056768558952
p2 = (327.10 * 4.60 * 1 + 31.58 * 3.85 * 1) / max_coefficients = 102.602523659306
score = 142.03056768558952 * 0.5 + 102.602523659306 * 0.5 = 122.31654567244776
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-05-03 | 182 -> 186 | 122.32 | |
| 2025-04-27 | 181 -> 182 | 122.32 | |
| 2025-04-26 | 179 -> 181 | 122.32 | |
| 2025-03-02 | 175 -> 179 | 122.32 | |
| 2025-02-16 | 166 -> 175 | 122.32 | |
| 2025-02-11 | 167 -> 166 | 122.32 | |
| 2025-02-02 | 162 -> 167 | 122.32 | |
| 2025-01-26 | 153 -> 162 | 122.32 | |
| 2025-01-07 | 150 -> 153 | 122.32 | |
| 2024-11-06 | 156 -> 150 | 129.80 -> 122.32 |
IX Russian Riichi Championship: 14% -> 0% |