Gataullin Vitalii
From Ufa, Russia
Common russian riichi rating (CRR)
Rating date Aug. 27, 2025 (latest changes Aug. 27, 2025).
238 place (170.00).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.50 * 1) = 15.2
p1 = (733.33 * 1.20 * 1 + 315.79 * 1.90 * 1 + 0 + 0 + 0) / (1.20 * 1 + 1.90 * 1 + 1 + 1 + 1) = 242.62295081967216
p2 = (733.33 * 1.20 * 1 + 315.79 * 1.90 * 1) / max_coefficients = 97.36842105263159
score = 242.62295081967216 * 0.5 + 97.36842105263159 * 0.5 = 169.99568593615186
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-08-25 | 239 -> 238 | 170.00 | |
| 2025-08-22 | 240 -> 239 | 170.00 | |
| 2025-08-04 | 240 | 169.52 -> 170.00 | |
| 2025-08-03 | 234 -> 240 | 169.52 | |
| 2025-07-26 | 232 -> 234 | 169.52 | |
| 2025-07-19 | 233 -> 232 | 169.52 | |
| 2025-07-13 | 229 -> 233 | 169.52 | |
| 2025-07-12 | 230 -> 229 | 168.62 -> 169.52 | |
| 2025-07-03 | 231 -> 230 | 168.62 | |
| 2025-06-27 | 232 -> 231 | 168.62 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 316 |
|
14/20 | 100% | 1.90 | CRR | Martenho's Spring tournament | Ufa | |
| 2 | 733 |
|
5/16 | 100% | 1.20 | CRR | Martenho's New Year's Eve tournament | Ufa |