Volosnikov Oleg
From Kurgan, Russia
Internal rating (RR)
Rating date July 3, 2025 (latest changes July 3, 2025).
149 place (256.78).
how we calculated rating score
max_coefficients = (4.10 * 1 + 4.60 * 0.86 + 3.85 * 1 + 3.75 * 1) = 15.64266
p1 = (289.72 * 4.60 * 0.86 + 63.83 * 2.80 * 1 + 483.87 * 2.40 * 1 + 328.36 * 4.10 * 1 + 0) / (4.60 * 0.86 + 2.80 * 1 + 2.40 * 1 + 4.10 * 1 + 1) = 268.8086354655661
p2 = (328.36 * 4.10 * 1 + 483.87 * 2.40 * 1 + 289.72 * 4.60 * 0.86 + 63.83 * 2.80 * 1) / max_coefficients = 244.7505731122456
score = 268.8086354655661 * 0.5 + 244.7505731122456 * 0.5 = 256.77960428890583
Rating changes
| Date | Place | Points | Reason | 
|---|---|---|---|
| 2025-07-03 | 151 -> 149 | 256.78 | |
| 2025-06-15 | 161 -> 151 | 193.08 -> 256.78 | 
                        
                             13 bloody tiles: 0% -> 100%  | 
                
| 2025-06-11 | 171 -> 161 | 193.08 | |
| 2025-05-30 | 172 -> 171 | 193.08 | |
| 2025-05-12 | 169 -> 172 | 197.56 -> 193.08 | 
                        
                             X Russian Championship: 100% -> 86%  | 
                
| 2025-05-10 | 168 -> 169 | 197.56 | |
| 2025-05-03 | 166 -> 168 | 197.56 | |
| 2025-04-27 | 165 -> 166 | 197.56 | |
| 2025-04-11 | 166 -> 165 | 197.56 | |
| 2025-03-30 | 167 -> 166 | 197.56 | 
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 328 | 
                     | 
                46/68 | 100% | 4.10 | RR | 13 bloody tiles | Perm | |
| 2 | 484 | 
                     | 
                17/32 | 100% | 2.40 | RR | Riichi Maslenitsa (shrovetide) | Yekaterinburg | |
| 3 | 64 | 
                     | 
                45/48 | 100% | 2.80 | RR | Guardian of the Winds | Yekaterinburg | |
| 4 | 290 | 
                     | 
                77/108 | 86% | 4.60 | RR | X Russian Championship | Perm |