Umetbaeva Aygul
From Ufa, Russia
EMA: 15020059
Common russian riichi rating (CRR)
Rating date Nov. 29, 2025 (latest changes Nov. 26, 2025).
243 place (148.14).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (149.53 * 4.60 * 0.43 + 578.95 * 1.90 * 1 + 0 + 0 + 0) / (4.60 * 0.43 + 1.90 * 1 + 1 + 1 + 1) = 202.98301986739546
p2 = (578.95 * 1.90 * 1 + 149.53 * 4.60 * 0.43) / max_coefficients = 93.29832775919732
score = 202.98301986739546 * 0.5 + 93.29832775919732 * 0.5 = 148.1406738132964
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-11-25 | 245 -> 243 | 148.14 | |
| 2025-11-15 | 246 -> 245 | 148.14 | |
| 2025-11-14 | 247 -> 246 | 148.14 | |
| 2025-11-12 | 247 | 149.09 -> 148.14 |
X Russian Championship: 57% -> 43% |
| 2025-11-04 | 240 -> 247 | 151.36 -> 149.09 | |
| 2025-11-01 | 241 -> 240 | 151.18 -> 151.36 | |
| 2025-10-13 | 241 | 149.60 -> 151.18 | |
| 2025-10-09 | 242 -> 241 | 149.60 | |
| 2025-09-12 | 242 | 150.96 -> 149.60 |
X Russian Championship: 71% -> 57% |
| 2025-09-05 | 243 -> 242 | 150.96 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 579 |
|
9/20 | 100% | 1.90 | CRR | Martenho's Spring tournament | Ufa | |
| 2 | 150 |
|
92/108 | 43% | 4.60 | RR | X Russian Championship | Perm | |
| 3 | 704 |
|
9/28 | 0% | 1.70 | RR | Fuyu Shanten | Perm | |
| 4 | 197 |
|
58/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten | Perm |