Shabardina Svetlana
From Kirov, Russia
Common russian riichi rating (CRR)
Rating date Aug. 4, 2025 (latest changes Aug. 4, 2025).
160 place (305.27).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.50 * 1) = 15.2
p1 = (866.67 * 1.20 * 0.14 + 308.41 * 4.60 * 0.71 + 367.09 * 3.65 * 0.86 + 105.26 * 1.50 * 1 + 135.59 * 3.25 * 1 + 581.40 * 3 * 1) / (1.20 * 0.14 + 4.60 * 0.71 + 3.65 * 0.86 + 1.50 * 1 + 3.25 * 1 + 3 * 1) = 324.58604146648133
p2 = (581.40 * 3 * 1 + 367.09 * 3.65 * 0.86 + 308.41 * 4.60 * 0.71 + 135.59 * 3.25 * 1) / max_coefficients = 285.96381578947376
score = 324.58604146648133 * 0.5 + 285.96381578947376 * 0.5 = 305.27492862797754
Rating changes
| Date | Place | Points | Reason | 
|---|---|---|---|
| 2025-08-04 | 157 -> 160 | 310.86 -> 305.27 | 
                        
                             Riichi over Volga: 100% -> 86%  | 
                
| 2025-08-03 | 204 -> 157 | 226.89 -> 310.86 | 
                        
                             Two roosters and Chuckles: 0% -> 100%  | 
                
| 2025-07-26 | 202 -> 204 | 226.89 | |
| 2025-07-14 | 203 -> 202 | 226.89 | |
| 2025-07-13 | 200 -> 203 | 226.89 | |
| 2025-07-12 | 198 -> 200 | 232.80 -> 226.89 | 
                        
                             X Russian Championship: 86% -> 71%  | 
                
| 2025-07-10 | 197 -> 198 | 232.80 | |
| 2025-07-03 | 199 -> 197 | 232.80 | |
| 2025-06-26 | 195 -> 199 | 241.32 -> 232.80 | 
                        
                             Riichi or die: 29% -> 14%  | 
                
| 2025-06-15 | 187 -> 195 | 244.44 -> 241.32 | 
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 581 | 
                     | 
                19/44 | 100% | 3.00 | RR | Two roosters and Chuckles | Kirov | |
| 2 | 136 | 
                     | 
                52/60 | 100% | 3.25 | RR | White Wolf Cup | Saint Petersburg | |
| 3 | 105 | 
                     | 
                18/20 | 100% | 1.50 | CRR | Dirty Riichi | Kirov | |
| 4 | 367 | 
                     | 
                51/80 | 86% | 3.65 | RR | Riichi over Volga | Samara | |
| 5 | 308 | 
                     | 
                75/108 | 71% | 4.60 | RR | X Russian Championship | Perm | |
| 6 | 867 | 
                     | 
                🥉 | 3/16 | 14% | 1.20 | CRR | Riichi or die | Kirov | 
| 7 | 161 | 
                     | 
                74/88 | 0% | 3.75 | RR | Money can not buy tenpai | Perm | |
| 8 | 413 | 
                     | 
                45/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm | |
| 9 | 533 | 
                     | 
                8/16 | 0% | 1.20 | CRR | Vyatka rooster | Kirov | |
| 10 | 856 | 
                     | 
                17/112 | 0% | 4.05 | RR | Moscow Riichi 2022 | Moscow | |
| 11 | 716 | 
                     | 
                20/68 | 0% | 3.50 | RR | Tenpai can't buy happiness | Perm | |
| 12 | 127 | 
                     | 
                49/56 | 0% | 3.30 | RR | Kirov Tournament | Kirov |