Ivanov Grigorii
From Korolyov, Russia
Internal rating (RR)
Rating date June 15, 2026 (latest changes June 14, 2026).
138 place (336.56).
how we calculated rating score
max_coefficients = (4.71 * 1 + 4.10 * 1 + 3.90 * 1 + 3.45 * 1) = 16.16
p1 = (561.40 * 3.90 * 1 + 578.95 * 2.25 * 1 + 333.33 * 2.45 * 1 + 0 + 0) / (3.90 * 1 + 2.25 * 1 + 2.45 * 1 + 1 + 1) = 406.4877358490565
p2 = (561.40 * 3.90 * 1 + 578.95 * 2.25 * 1 + 333.33 * 2.45 * 1) / max_coefficients = 266.631806930693
score = 406.4877358490565 * 0.5 + 266.631806930693 * 0.5 = 336.55977138987475
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-06-14 | 113 -> 138 | 348.32 -> 336.56 | |
| 2026-06-09 | 116 -> 113 | 348.32 | |
| 2026-06-04 | 117 -> 116 | 348.32 | |
| 2026-06-02 | 118 -> 117 | 348.32 | |
| 2026-05-26 | 119 -> 118 | 348.32 | |
| 2026-05-17 | 132 -> 119 | 308.40 -> 348.32 |
Hatiko under the sakura: 0% -> 100% |
| 2026-05-14 | 133 -> 132 | 308.40 | |
| 2026-05-12 | 138 -> 133 | 308.40 | |
| 2026-05-03 | 136 -> 138 | 307.62 -> 308.40 | |
| 2026-05-02 | 138 -> 136 | 307.62 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 333 |
|
19/28 | 100% | 2.45 | RR | Hatiko under the sakura | Korolyov | |
| 2 | 579 |
|
9/20 | 100% | 2.25 | RR | Winter Hatiko | Korolyov | |
| 3 | 561 |
|
26/58 | 100% | 3.90 | RR | XI Russian Championship | Moscow |