Gataullin Viktor
From Ufa, Russia
Common russian riichi rating (CRR)
Rating date July 12, 2025 (latest changes July 12, 2025).
211 place (199.30).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.35
p1 = (200 * 1.20 * 1 + 789.47 * 1.90 * 1 + 0 + 0 + 0) / (1.20 * 1 + 1.90 * 1 + 1 + 1 + 1) = 285.24590163934425
p2 = (789.47 * 1.90 * 1 + 200 * 1.20 * 1) / max_coefficients = 113.35504885993485
score = 285.24590163934425 * 0.5 + 113.35504885993485 * 0.5 = 199.30047524963956
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-07-12 | 211 | 198.24 -> 199.30 | |
| 2025-07-10 | 212 -> 211 | 198.24 | |
| 2025-07-03 | 215 -> 212 | 198.24 | |
| 2025-06-25 | 216 -> 215 | 198.24 | |
| 2025-06-22 | 217 -> 216 | 198.24 | |
| 2025-06-15 | 209 -> 217 | 199.89 -> 198.24 | |
| 2025-06-14 | 203 -> 209 | 199.89 | |
| 2025-06-11 | 209 -> 203 | 199.89 | |
| 2025-06-09 | 210 -> 209 | 199.89 | |
| 2025-05-17 | 208 -> 210 | 199.89 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
|---|---|---|---|---|---|---|---|---|
| 1 | 789 |
|
5/20 | 100% | 1.90 | CRR | Martenho's Spring tournament | Ufa |
| 2 | 200 |
|
13/16 | 100% | 1.20 | CRR | Martenho's New Year's Eve tournament | Ufa |