Guipeng YU
From Moscow, Russia
EMA: 15990509
Internal rating (RR)
Rating date May 20, 2026 (latest changes May 17, 2026).
199 place (176.17).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 14.85
p1 = (122.81 * 3.90 * 1 + 629.63 * 2.45 * 1 + 0 + 0 + 0) / (3.90 * 1 + 2.45 * 1 + 1 + 1 + 1) = 216.20748663101605
p2 = (629.63 * 2.45 * 1 + 122.81 * 3.90 * 1) / max_coefficients = 136.13063973063973
score = 216.20748663101605 * 0.5 + 136.13063973063973 * 0.5 = 176.1690631808279
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-05-17 | 199 | 176.17 |
Hatiko under the sakura: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 630 |
|
11/28 | 100% | 2.45 | RR | Hatiko under the sakura | Korolyov | |
| 2 | 123 |
|
51/58 | 100% | 3.90 | RR | XI Russian Championship | Moscow | |
| 3 | 636 |
|
40/108 | 0% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg |