Zarezin Ivan
From Yekaterinburg, Russia
EMA: 15020003
Internal rating (RR)
Rating date June 23, 2023 (latest changes June 23, 2023).
62 place (362.84).
how we calculated rating score
max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 3.50 * 0.71) = 13.921305
p1 = (358.21 * 3.50 * 0.71 + 440 * 4.20 * 1 + 540.23 * 3.75 * 1 + 0 + 0) / (3.50 * 0.71 + 4.20 * 1 + 3.75 * 1 + 1 + 1) = 383.0827988642615
p2 = (540.23 * 3.75 * 1 + 440 * 4.20 * 1 + 358.21 * 3.50 * 0.71) / max_coefficients = 342.59719185809087
score = 383.0827988642615 * 0.5 + 342.59719185809087 * 0.5 = 362.8399953611762
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-06-19 | 67 -> 62 | 343.80 -> 362.84 | |
| 2021-02-01 | 82 -> 67 | 439.90 -> 343.80 | |
| 2020-02-01 | 82 | 439.90 |