Grishhenko Sergei
From Korolyov, Russia
Internal rating (RR)
Rating date March 2, 2026 (latest changes March 2, 2026).
142 place (314.09).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (66.67 * 2 * 1 + 268.66 * 4.10 * 1 + 333.33 * 2.45 * 1 + 157.89 * 3.90 * 1 + 894.74 * 2.25 * 1 + 256.76 * 3.40 * 1) / (2 * 1 + 4.10 * 1 + 2.45 * 1 + 3.90 * 1 + 2.25 * 1 + 3.40 * 1) = 306.81823204419885
p2 = (894.74 * 2.25 * 1 + 268.66 * 4.10 * 1 + 256.76 * 3.40 * 1 + 333.33 * 2.45 * 1) / max_coefficients = 321.3571906354515
score = 306.81823204419885 * 0.5 + 321.3571906354515 * 0.5 = 314.0877113398252
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-03-01 | 145 -> 142 | 314.09 | |
| 2026-02-23 | 138 -> 145 | 311.28 -> 314.09 |
White Wolf Cup 2026: 0% -> 100% |
| 2026-02-13 | 139 -> 138 | 311.28 | |
| 2026-02-09 | 140 -> 139 | 311.28 | |
| 2026-02-08 | 134 -> 140 | 311.28 | |
| 2026-02-04 | 136 -> 134 | 311.28 | |
| 2026-02-02 | 137 -> 136 | 311.28 | |
| 2026-01-26 | 138 -> 137 | 311.28 | |
| 2026-01-25 | 137 -> 138 | 311.28 | |
| 2026-01-14 | 138 -> 137 | 311.28 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 257 |
|
56/75 | 100% | 3.40 | RR | White Wolf Cup 2026 | Saint Petersburg | |
| 2 | 895 |
|
🥉 | 3/20 | 100% | 2.25 | RR | Winter Hatiko | Korolyov |
| 3 | 158 |
|
49/58 | 100% | 3.90 | RR | XI Russian Championship | Moscow | |
| 4 | 333 |
|
21/31 | 100% | 2.45 | RR | Agari Summer Tournament 2025 | Moscow | |
| 5 | 269 |
|
50/68 | 100% | 4.10 | RR | 13 bloody tiles | Perm | |
| 6 | 67 |
|
15/16 | 100% | 2.00 | RR | Random not fault | Moscow |