Proskuriakova Olga
From Moscow, Russia
EMA: 15990193
Internal rating (RR)
Rating date May 12, 2025 (latest changes May 12, 2025).
72 place (473.30).
how we calculated rating score
max_coefficients = (4.60 * 0.86 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.19266
p1 = (345.79 * 4 * 0.29 + 509.80 * 3.05 * 0.71 + 607.84 * 3.05 * 1 + 442.11 * 3.85 * 1 + 314.61 * 3.75 * 1 + 705.88 * 3.05 * 1) / (4 * 0.29 + 3.05 * 0.71 + 3.05 * 1 + 3.85 * 1 + 3.75 * 1 + 3.05 * 1) = 493.1781523451487
p2 = (705.88 * 3.05 * 1 + 607.84 * 3.05 * 1 + 442.11 * 3.85 * 1 + 314.61 * 3.75 * 1) / max_coefficients = 453.4261939647172
score = 493.1781523451487 * 0.5 + 453.4261939647172 * 0.5 = 473.3021731549329
Rating changes
| Date | Place | Points | Reason | 
|---|---|---|---|
| 2025-05-12 | 77 -> 72 | 463.90 -> 473.30 | |
| 2025-05-10 | 77 | 468.93 -> 463.90 | 
                        
                             Agari Spring Tournament 2024: 86% -> 71%  | 
                
| 2025-05-03 | 72 -> 77 | 466.59 -> 468.93 | 
                        
                             SPB Riichi Open 2023: 43% -> 29%  | 
                
| 2025-04-11 | 73 -> 72 | 466.59 | |
| 2025-03-30 | 74 -> 73 | 466.59 | |
| 2025-03-10 | 71 -> 74 | 473.84 -> 466.59 | 
                        
                             Agari Spring Tournament 2024: 100% -> 86%  | 
                
| 2025-03-03 | 72 -> 71 | 471.69 -> 473.84 | 
                        
                             SPB Riichi Open 2023: 57% -> 43%  | 
                
| 2025-03-02 | 70 -> 72 | 471.69 | |
| 2025-02-16 | 65 -> 70 | 471.69 | |
| 2025-02-11 | 66 -> 65 | 471.69 |