Kozlovskaya Yana
From Saint Petersburg, Russia
EMA: 15020050
Common russian riichi rating (CRR)
Rating date June 20, 2024 (latest changes June 20, 2024).
68 place (437.28).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 0.86 + 3.05 * 1) = 14.864125000000001
p1 = (913.04 * 2.80 * 0.43 + 597.70 * 3.75 * 0.86 + 401.87 * 4 * 1 + 500 * 2.10 * 1 + 0) / (2.80 * 0.43 + 3.75 * 0.86 + 4 * 1 + 2.10 * 1 + 1) = 492.8086654701736
p2 = (597.70 * 3.75 * 0.86 + 401.87 * 4 * 1 + 913.04 * 2.80 * 0.43 + 500 * 2.10 * 1) / max_coefficients = 381.7446368353333
score = 492.8086654701736 * 0.5 + 381.7446368353333 * 0.5 = 437.27665115275346
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-06-20 | 69 -> 68 | 437.28 | |
| 2024-06-18 | 62 -> 69 | 456.61 -> 437.28 |
Meeting in the billiard room: 57% -> 43% |
| 2024-06-11 | 62 | 484.06 -> 456.61 |
Money can not buy tenpai: 100% -> 86% |
| 2024-06-09 | 59 -> 62 | 484.06 | |
| 2024-05-19 | 54 -> 59 | 484.06 | |
| 2024-05-12 | 37 -> 54 | 509.68 -> 484.06 | |
| 2024-04-27 | 38 -> 37 | 509.68 | |
| 2024-04-18 | 35 -> 38 | 528.77 -> 509.68 |
Meeting in the billiard room: 71% -> 57% |
| 2024-04-12 | 37 -> 35 | 528.39 -> 528.77 |
Moscow Riichi 2022: 29% -> 14% |
| 2024-03-30 | 41 -> 37 | 495.33 -> 528.39 |
Seihoku spring tournament 2024: 0% -> 100% |