Grishhenko Sergei
From Korolyov, Russia
Online rating
Rating date Sept. 20, 2026 (latest changes Sept. 20, 2026).
47 place (397.46).
how we calculated rating score
max_coefficients = (4.45 * 1 + 4.45 * 0.71 + 2.30 * 1) = 9.928635
p1 = (848.48 * 2.20 * 0.71 + 121.62 * 4.45 * 1 + 967.74 * 2.20 * 1 + 0 + 0) / (2.20 * 0.71 + 4.45 * 1 + 2.20 * 1 + 1 + 1) = 391.6867062043974
p2 = (967.74 * 2.20 * 1 + 848.48 * 2.20 * 0.71 + 121.62 * 4.45 * 1) / max_coefficients = 403.238713075866
score = 391.6867062043974 * 0.5 + 403.238713075866 * 0.5 = 397.4627096401317
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-09-18 | 46 -> 47 | 397.46 | |
| 2026-09-05 | 43 -> 46 | 417.70 -> 397.46 |
Summer online tournament 2025: 86% -> 71% |
| 2026-08-27 | 46 -> 43 | 404.76 -> 417.70 | |
| 2026-08-05 | 47 -> 46 | 404.76 | |
| 2026-07-18 | 48 -> 47 | 404.76 | |
| 2026-07-05 | 45 -> 48 | 423.81 -> 404.76 |
Summer online tournament 2025: 100% -> 86% |
| 2026-07-04 | 71 -> 45 | 238.73 -> 423.81 |
Summer online tournament 2026: 0% -> 100% |
| 2026-06-27 | 71 | 232.26 -> 238.73 | |
| 2026-06-16 | 75 -> 71 | 232.26 | |
| 2026-05-18 | 76 -> 75 | 232.26 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 968 |
|
🥈 | 2/32 | 100% | 2.20 | ONLINE | Summer online tournament 2026 | Russia |
| 2 | 122 |
|
66/75 | 100% | 4.45 | ONLINE | Kawa-league, season 2 | Russia | |
| 3 | 848 |
|
6/34 | 71% | 2.20 | ONLINE | Summer online tournament 2025 | Russia |