Bykova Yulia
From Arkhangelsk, Russia
EMA: 15990258
Common russian riichi rating (CRR)
Rating date Nov. 20, 2023 (latest changes Nov. 20, 2023).
193 place (42.74).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.80 * 1) = 14.149820000000002
p1 = (333.33 * 3.45 * 0.14 + 81.08 * 4.05 * 0.57 + 0 + 0 + 0) / (3.45 * 0.14 + 4.05 * 0.57 + 1 + 1 + 1) = 60.611226629126904
p2 = (81.08 * 4.05 * 0.57 + 333.33 * 3.45 * 0.14) / max_coefficients = 24.87522809477435
score = 60.611226629126904 * 0.5 + 24.87522809477435 * 0.5 = 42.74322736195063
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-11-06 | 188 -> 193 | 76.15 -> 42.74 |
Kirov Tournament: 14% -> 0% |
| 2023-11-05 | 177 -> 188 | 76.15 | |
| 2023-10-22 | 174 -> 177 | 76.15 | |
| 2023-10-12 | 174 | 76.07 -> 76.15 |
Moscow Riichi 2022: 71% -> 57% |
| 2023-09-28 | 173 -> 174 | 90.30 -> 76.07 |
Saint Petersburg Open 2021: 29% -> 14% |
| 2023-09-09 | 174 -> 173 | 90.30 | |
| 2023-09-06 | 172 -> 174 | 111.60 -> 90.30 |
Kirov Tournament: 29% -> 14% |
| 2023-09-03 | 156 -> 172 | 114.69 -> 111.60 | |
| 2023-08-27 | 151 -> 156 | 114.69 | |
| 2023-08-26 | 149 -> 151 | 114.69 |