Gilmutdinov Iskander
From Ufa, Russia
Common russian riichi rating (CRR)
Rating date May 17, 2025 (latest changes May 17, 2025).
184 place (259.62).
how we calculated rating score
max_coefficients = (4.60 * 0.86 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.19266
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 = 148.75604403705472
score = 370.49180327868856 * 0.5 + 148.75604403705472 * 0.5 = 259.6239236578716
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-05-17 | 182 -> 184 | 259.62 | |
| 2025-05-12 | 182 | 256.54 -> 259.62 | |
| 2025-05-03 | 178 -> 182 | 256.54 | |
| 2025-04-27 | 174 -> 178 | 256.54 | |
| 2025-04-26 | 171 -> 174 | 256.54 | |
| 2025-04-22 | 172 -> 171 | 256.54 | |
| 2025-04-13 | 170 -> 172 | 256.54 | |
| 2025-04-11 | 172 -> 170 | 256.54 | |
| 2025-03-30 | 173 -> 172 | 256.54 | |
| 2025-03-29 | 171 -> 173 | 256.54 |
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 |