Vinnichenko Aleksandr
From Simferopol, Russia
Internal rating (RR)
Rating date Aug. 18, 2026 (latest changes Aug. 16, 2026).
203 place (203.51).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 15.459999999999999
p1 = (533.33 * 2 * 0.71 + 580.65 * 1.80 * 1 + 0 + 0 + 0) / (2 * 0.71 + 1.80 * 1 + 1 + 1 + 1) = 290.1261920816877
p2 = (580.65 * 1.80 * 1 + 533.33 * 2 * 0.71) / max_coefficients = 116.88745148771022
score = 290.1261920816877 * 0.5 + 116.88745148771022 * 0.5 = 203.50682178469896
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-08-16 | 202 -> 203 | 203.51 | |
| 2026-08-15 | 202 | 203.08 -> 203.51 | |
| 2026-08-13 | 205 -> 202 | 203.08 | |
| 2026-08-04 | 209 -> 205 | 203.08 | |
| 2026-08-03 | 210 -> 209 | 203.08 | |
| 2026-08-02 | 211 -> 210 | 203.08 | |
| 2026-07-25 | 211 | 203.08 |
Seihoku Summer Tournament 2026: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 581 |
|
14/32 | 100% | 1.80 | RR | Seihoku Summer Tournament 2026 | Saint Petersburg | |
| 2 | 533 |
|
8/16 | 71% | 2.00 | RR | South Dragon Cup II | Simferopol |