Shirshov Alexander
From Saint Petersburg, Russia
EMA: 15990308
Common russian riichi rating (CRR)
Rating date Nov. 4, 2024 (latest changes Nov. 4, 2024).
134 place (301.28).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (741.94 * 1.80 * 0.29 + 565.22 * 1.40 * 0.43 + 782.61 * 2.10 * 1 + 0 + 0) / (1.80 * 0.29 + 1.40 * 0.43 + 2.10 * 1 + 1 + 1) = 453.40314136125664
p2 = (782.61 * 2.10 * 1 + 741.94 * 1.80 * 0.29 + 565.22 * 1.40 * 0.43) / max_coefficients = 149.1596214511041
score = 453.40314136125664 * 0.5 + 149.1596214511041 * 0.5 = 301.28138140618034
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-10-27 | 135 -> 134 | 301.28 | |
| 2024-10-26 | 136 -> 135 | 301.28 | |
| 2024-10-25 | 131 -> 136 | 314.08 -> 301.28 |
Earth cup: 43% -> 29% |
| 2024-10-22 | 131 | 319.38 -> 314.08 |
Fire cup 2023: 57% -> 43% |
| 2024-10-13 | 124 -> 131 | 321.12 -> 319.38 | |
| 2024-10-11 | 125 -> 124 | 321.12 | |
| 2024-09-15 | 123 -> 125 | 321.12 | |
| 2024-09-06 | 124 -> 123 | 321.12 | |
| 2024-09-03 | 123 -> 124 | 318.07 -> 321.12 | |
| 2024-09-01 | 112 -> 123 | 322.41 -> 318.07 |