Zarezin Ivan
From Yekaterinburg, Russia
EMA: 15020003
Internal rating (RR)
Rating date Aug. 11, 2024 (latest changes Aug. 11, 2024).
27 place (596.53).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.65 * 1 + 3.05 * 1) = 15.3
p1 = (440 * 4.20 * 0.29 + 540.23 * 3.75 * 0.71 + 401.87 * 4.60 * 1 + 808.51 * 2.80 * 1 + 873.42 * 3.65 * 1) / (4.20 * 0.29 + 3.75 * 0.71 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1) = 621.3216072676777
p2 = (873.42 * 3.65 * 1 + 808.51 * 2.80 * 1 + 401.87 * 4.60 * 1 + 540.23 * 3.75 * 0.71) / max_coefficients = 571.7300653594771
score = 621.3216072676777 * 0.5 + 571.7300653594771 * 0.5 = 596.5258363135774
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-08-11 | 27 | 601.44 -> 596.53 |
Money can not buy tenpai: 86% -> 71% |
| 2024-08-04 | 54 -> 27 | 463.32 -> 601.44 |
Riichi over Volga: 0% -> 100% |
| 2024-07-14 | 83 -> 54 | 325.06 -> 463.32 |
Guardian of the Winds: 0% -> 100% |
| 2024-07-06 | 81 -> 83 | 335.67 -> 325.06 |
IX Russian Riichi Championship: 43% -> 29% |
| 2024-06-11 | 84 -> 81 | 343.55 -> 335.67 |
Money can not buy tenpai: 100% -> 86% |
| 2024-06-09 | 80 -> 84 | 343.55 | |
| 2024-05-12 | 75 -> 80 | 274.01 -> 343.55 |
X Russian Championship: 0% -> 100% |
| 2024-05-06 | 73 -> 75 | 285.14 -> 274.01 |
IX Russian Riichi Championship: 57% -> 43% |
| 2024-04-12 | 75 -> 73 | 285.14 | |
| 2024-03-30 | 70 -> 75 | 285.14 |