Shirshov Alexander
From Saint Petersburg, Russia
EMA: 15990308
Common russian riichi rating (CRR)
Rating date May 14, 2024 (latest changes May 14, 2024).
70 place (429.17).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999
p1 = (923.08 * 1.80 * 0.29 + 741.94 * 1.80 * 0.71 + 565.22 * 1.40 * 0.86 + 782.61 * 2.10 * 1 + 0) / (1.80 * 0.29 + 1.80 * 0.71 + 1.40 * 0.86 + 2.10 * 1 + 1) = 614.8175227953061
p2 = (782.61 * 2.10 * 1 + 741.94 * 1.80 * 0.71 + 565.22 * 1.40 * 0.86 + 923.08 * 1.80 * 0.29) / max_coefficients = 243.5292207792208
score = 614.8175227953061 * 0.5 + 243.5292207792208 * 0.5 = 429.1733717872635
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-05-12 | 55 -> 70 | 444.28 -> 429.17 | |
| 2024-05-06 | 56 -> 55 | 444.28 | |
| 2024-05-05 | 55 -> 56 | 444.28 | |
| 2024-04-27 | 52 -> 55 | 459.19 -> 444.28 |
Sun tournament: 43% -> 29% |
| 2024-04-25 | 49 -> 52 | 468.37 -> 459.19 |
Earth cup: 86% -> 71% |
| 2024-04-22 | 48 -> 49 | 471.52 -> 468.37 |
Fire cup 2023: 100% -> 86% |
| 2024-04-12 | 49 -> 48 | 471.52 | |
| 2024-03-30 | 86 -> 49 | 328.35 -> 471.52 |
Seihoku spring tournament 2024: 0% -> 100% |
| 2024-03-20 | 88 -> 86 | 328.35 | |
| 2024-03-10 | 85 -> 88 | 333.17 -> 328.35 |