Ziyatdin Ravil
From Ufa, Russia
Common russian riichi rating (CRR)
Rating date Aug. 19, 2026 (latest changes Aug. 16, 2026).
271 place (213.07).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 15.459999999999999
p1 = (466.67 * 1.40 * 1 + 457.63 * 3.40 * 1 + 0 + 0 + 0) / (1.40 * 1 + 3.40 * 1 + 1 + 1 + 1) = 283.2384615384616
p2 = (457.63 * 3.40 * 1 + 466.67 * 1.40 * 1) / max_coefficients = 142.90168175937907
score = 283.2384615384616 * 0.5 + 142.90168175937907 * 0.5 = 213.07007164892033
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-08-16 | 271 | 213.07 |
Ufa Championship 2026: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 458 |
|
33/60 | 100% | 3.40 | RR | Ufa Championship 2026 | Ufa | |
| 2 | 467 |
|
9/16 | 100% | 1.40 | CRR | July Martenho Training Tournament 2026 | Ufa |