Kozlovskaya Yana
From Saint Petersburg, Russia
EMA: 15020050
Internal rating (RR)
Rating date July 6, 2024 (latest changes July 6, 2024).
75 place (356.35).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 0.86 + 3.05 * 1) = 14.864125000000001
p1 = (597.70 * 3.75 * 0.86 + 401.87 * 4 * 1 + 500 * 2.10 * 1 + 0 + 0) / (3.75 * 0.86 + 4 * 1 + 2.10 * 1 + 1 + 1) = 404.6773391667495
p2 = (597.70 * 3.75 * 0.86 + 401.87 * 4 * 1 + 500 * 2.10 * 1) / max_coefficients = 308.0282223137924
score = 404.6773391667495 * 0.5 + 308.0282223137924 * 0.5 = 356.352780740271
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-07-06 | 77 -> 75 | 356.35 | |
| 2024-06-11 | 64 -> 77 | 397.62 -> 356.35 |
Money can not buy tenpai: 100% -> 86% |
| 2024-06-09 | 62 -> 64 | 397.62 | |
| 2024-05-12 | 37 -> 62 | 430.44 -> 397.62 | |
| 2024-05-06 | 39 -> 37 | 425.85 -> 430.44 | |
| 2024-04-12 | 38 -> 39 | 440.13 -> 425.85 |
Moscow Riichi 2022: 29% -> 14% |
| 2024-03-30 | 53 -> 38 | 375.47 -> 440.13 |
Seihoku spring tournament 2024: 0% -> 100% |
| 2024-03-20 | 49 -> 53 | 414.85 -> 375.47 |
Tenpai can't buy happiness: 14% -> 0% |
| 2024-03-10 | 38 -> 49 | 445.46 -> 414.85 | |
| 2024-03-06 | 41 -> 38 | 434.70 -> 445.46 |