Zarezin Ivan
From Yekaterinburg, Russia
EMA: 15020003
Internal rating (RR)
Rating date March 6, 2024 (latest changes March 6, 2024).
58 place (332.70).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.57 + 4.05 * 0.29) = 11.306965
p1 = (358.21 * 3.50 * 0.14 + 440 * 4.20 * 0.57 + 540.23 * 3.75 * 1 + 0 + 0) / (3.50 * 0.14 + 4.20 * 0.57 + 3.75 * 1 + 1 + 1) = 376.98944396724636
p2 = (540.23 * 3.75 * 1 + 440 * 4.20 * 0.57 + 358.21 * 3.50 * 0.14) / max_coefficients = 288.4036520852413
score = 376.98944396724636 * 0.5 + 288.4036520852413 * 0.5 = 332.6965480262438
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-03-06 | 57 -> 58 | 338.56 -> 332.70 |
IX Russian Riichi Championship: 71% -> 57% |
| 2024-02-12 | 62 -> 57 | 331.70 -> 338.56 | |
| 2024-01-20 | 63 -> 62 | 338.28 -> 331.70 |
Tenpai can't buy happiness: 29% -> 14% |
| 2024-01-06 | 65 -> 63 | 343.31 -> 338.28 |
IX Russian Riichi Championship: 86% -> 71% |
| 2023-12-19 | 67 -> 65 | 343.31 | |
| 2023-12-12 | 67 | 336.89 -> 343.31 | |
| 2023-11-28 | 72 -> 67 | 336.89 | |
| 2023-11-20 | 72 | 342.87 -> 336.89 |
Tenpai can't buy happiness: 43% -> 29% |
| 2023-11-06 | 72 | 347.25 -> 342.87 |
IX Russian Riichi Championship: 100% -> 86% |
| 2023-10-19 | 75 -> 72 | 347.25 |