Bikbulatova Yuliya
From Chelyabinsk, Russia
EMA: 15020036
Common russian riichi rating (CRR)
Rating date Aug. 9, 2025 (latest changes Aug. 9, 2025).
242 place (167.49).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.50 * 1) = 15.2
p1 = (789.47 * 2.10 * 0.14 + 259.26 * 2.30 * 0.29 + 296.30 * 2.30 * 0.57 + 327.10 * 4.60 * 0.71 + 31.58 * 3.85 * 1) / (2.10 * 0.14 + 2.30 * 0.29 + 2.30 * 0.57 + 4.60 * 0.71 + 3.85 * 1) = 211.86325367803386
p2 = (327.10 * 4.60 * 0.71 + 296.30 * 2.30 * 0.57 + 789.47 * 2.10 * 0.14 + 259.26 * 2.30 * 0.29) / max_coefficients = 123.12236842105264
score = 211.86325367803386 * 0.5 + 123.12236842105264 * 0.5 = 167.49281104954326
Rating changes
| Date | Place | Points | Reason | 
|---|---|---|---|
| 2025-08-04 | 243 -> 242 | 166.89 -> 167.49 | |
| 2025-08-03 | 237 -> 243 | 166.89 | |
| 2025-07-26 | 235 -> 237 | 166.89 | |
| 2025-07-13 | 231 -> 235 | 166.89 | |
| 2025-07-12 | 225 -> 231 | 176.38 -> 166.89 | 
                        
                             X Russian Championship: 86% -> 71%  | 
                
| 2025-07-05 | 224 -> 225 | 179.73 -> 176.38 | 
                        
                             Finding Dora: 43% -> 29%  | 
                
| 2025-07-03 | 226 -> 224 | 179.73 | |
| 2025-06-27 | 217 -> 226 | 195.28 -> 179.73 | 
                        
                             13 tiles until tempai: 29% -> 14%  | 
                
| 2025-06-26 | 218 -> 217 | 195.28 | |
| 2025-06-25 | 215 -> 218 | 199.28 -> 195.28 | 
                        
                             Chasing Kan: 71% -> 57%  | 
                
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 32 | 
                     | 
                93/96 | 100% | 3.85 | RR | SPB Riichi Open 2024 | Saint Petersburg | |
| 2 | 327 | 
                     | 
                73/108 | 71% | 4.60 | RR | X Russian Championship | Perm | |
| 3 | 296 | 
                     | 
                20/28 | 57% | 2.30 | CRR | Chasing Kan | Yekaterinburg | |
| 4 | 259 | 
                     | 
                21/28 | 29% | 2.30 | CRR | Finding Dora | Yekaterinburg | |
| 5 | 789 | 
                     | 
                5/20 | 14% | 2.10 | CRR | 13 tiles until tempai | Yekaterinburg | |
| 6 | 107 | 
                     | 
                68/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm | |
| 7 | 463 | 
                     | 
                37/68 | 0% | 3.50 | RR | Tenpai can't buy happiness | Perm | |
| 8 | 206 | 
                     | 
                51/64 | 0% | 3.85 | EMA | Aki Shanten 2019 | Perm | |
| 9 | 565 | 
                     | 
                11/24 | 0% | 2.20 | RR | URAL Mahjong Battle | Yekaterinburg | |
| 10 | 947 | 
                     | 
                🥈 | 2/20 | 0% | 2.10 | RR | Spring hope | Yekaterinburg | 
| 11 | 495 | 
                     | 
                47/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" | Perm | |
| 12 | 579 | 
                     | 
                9/20 | 0% | 2.10 | CRR | Spring tournament (Ekaterinburg) | Yekaterinburg | |
| 13 | 873 | 
                     | 
                10/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten | Perm | |
| 14 | 609 | 
                     | 
                10/24 | 0% | 2.20 | RR | Summer EMA rules tournament 2017 | Yekaterinburg | |
| 15 | 226 | 
                     | 
                25/32 | 0% | 2.20 | RR | Second riichi mahjong tournament, Chelyabinsk 2017 | Chelyabinsk | |
| 16 | 478 | 
                     | 
                13/24 | 0% | 2.20 | RR | The first tournament of 2017 | Yekaterinburg | |
| 17 | 303 | 
                     | 
                70/100 | 0% | 3.40 | RR | "Japanese House" riichi mahjong cup 2016 | Moscow | |
| 18 | 526 | 
                     | 
                10/20 | 0% | 1.70 | RR | "Tiles, doras, 2 renchans" | Tyumen | |
| 19 | 739 | 
                     | 
                7/24 | 0% | 1.80 | RR | 4 riichi mahjong tournament 2015 | Yekaterinburg | |
| 20 | 211 | 
                     | 
                16/20 | 0% | 1.70 | RR | Plitochka | Tyumen | |
| 21 | 933 | 
                     | 
                🥈 | 2/16 | 0% | 1.60 | RR | 3 riichi mahjong tournament 2015 | Yekaterinburg |