Gilmutdinov Iskander
From Ufa, Russia
Common russian riichi rating (CRR)
Rating date Aug. 9, 2025 (latest changes Aug. 9, 2025).
191 place (259.59).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.50 * 1) = 15.2
p1 = (466.67 * 1.20 * 1 + 894.74 * 1.90 * 1 + 0 + 0 + 0) / (1.20 * 1 + 1.90 * 1 + 1 + 1 + 1) = 370.49180327868856
p2 = (894.74 * 1.90 * 1 + 466.67 * 1.20 * 1) / max_coefficients = 148.6842105263158
score = 370.49180327868856 * 0.5 + 148.6842105263158 * 0.5 = 259.5880069025022
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2025-08-04 | 191 | 258.86 -> 259.59 | |
2025-08-03 | 185 -> 191 | 258.86 | |
2025-07-30 | 186 -> 185 | 258.86 | |
2025-07-26 | 184 -> 186 | 258.86 | |
2025-07-19 | 185 -> 184 | 258.86 | |
2025-07-13 | 183 -> 185 | 258.86 | |
2025-07-12 | 184 -> 183 | 257.48 -> 258.86 | |
2025-06-15 | 177 -> 184 | 259.62 -> 257.48 | |
2025-06-14 | 174 -> 177 | 259.62 | |
2025-06-11 | 181 -> 174 | 259.62 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
---|---|---|---|---|---|---|---|---|---|
1 | 895 |
|
🥉 | 3/20 | 100% | 1.90 | CRR | Martenho's Spring tournament | Ufa |
2 | 467 |
|
9/16 | 100% | 1.20 | CRR | Martenho's New Year's Eve tournament | Ufa |