Umetbaeva Aygul
From Ufa, Russia
EMA: 15020059
Common russian riichi rating (CRR)
Rating date Aug. 31, 2025 (latest changes Aug. 31, 2025).
253 place (149.55).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.50 * 1) = 15.2
p1 = (149.53 * 4.60 * 0.71 + 578.95 * 1.90 * 1 + 0 + 0 + 0) / (4.60 * 0.71 + 1.90 * 1 + 1 + 1 + 1) = 194.40175523896318
p2 = (578.95 * 1.90 * 1 + 149.53 * 4.60 * 0.71) / max_coefficients = 104.69276315789473
score = 194.40175523896318 * 0.5 + 104.69276315789473 * 0.5 = 149.54725919842895
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2025-08-31 | 246 -> 253 | 149.55 | |
2025-08-26 | 247 -> 246 | 149.55 | |
2025-08-25 | 249 -> 247 | 149.55 | |
2025-08-04 | 249 | 149.04 -> 149.55 | |
2025-08-03 | 243 -> 249 | 149.04 | |
2025-07-26 | 241 -> 243 | 149.04 | |
2025-07-19 | 242 -> 241 | 149.04 | |
2025-07-13 | 240 -> 242 | 149.04 | |
2025-07-12 | 240 | 149.54 -> 149.04 |
X Russian Championship: 86% -> 71% |
2025-06-22 | 242 -> 240 | 149.54 |
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 | 71% | 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 |