Zhumabaeva Natalya
From Perm, Russia
EMA: 15020083
Common russian riichi rating (CRR)
Rating date Feb. 12, 2024 (latest changes Feb. 12, 2024).
35 place (488.68).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.71 + 2.90 * 1) = 13.650060000000002
p1 = (59.70 * 3.50 * 0.14 + 680 * 4.20 * 0.71 + 885.06 * 3.75 * 1 + 0 + 0) / (3.50 * 0.14 + 4.20 * 0.71 + 3.75 * 1 + 1 + 1) = 582.5673146879908
p2 = (885.06 * 3.75 * 1 + 680 * 4.20 * 0.71 + 59.70 * 3.50 * 0.14) / max_coefficients = 394.7872756603267
score = 582.5673146879908 * 0.5 + 394.7872756603267 * 0.5 = 488.67729517415876
Rating changes
| Date | Place | Points | Reason | 
|---|---|---|---|
| 2024-02-12 | 36 -> 35 | 488.68 | |
| 2024-01-20 | 37 -> 36 | 476.37 -> 488.68 | 
                        
                             Tenpai can't buy happiness: 29% -> 14%  | 
                
| 2024-01-06 | 36 -> 37 | 485.93 -> 476.37 | 
                        
                             IX Russian Riichi Championship: 86% -> 71%  | 
                
| 2023-11-28 | 37 -> 36 | 485.93 | |
| 2023-11-26 | 36 -> 37 | 487.37 -> 485.93 | |
| 2023-11-20 | 41 -> 36 | 476.83 -> 487.37 | 
                        
                             Tenpai can't buy happiness: 43% -> 29%  | 
                
| 2023-11-06 | 40 -> 41 | 485.91 -> 476.83 | 
                        
                             IX Russian Riichi Championship: 100% -> 86%  | 
                
| 2023-11-05 | 39 -> 40 | 485.91 | |
| 2023-10-27 | 40 -> 39 | 485.91 | |
| 2023-10-22 | 39 -> 40 | 485.91 | 
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 885 | 
                     | 
                11/88 | 100% | 3.75 | RR | Money can not buy tenpai | Perm | |
| 2 | 680 | 
                     | 
                25/76 | 71% | 4.20 | RR | IX Russian Riichi Championship | Perm | |
| 3 | 60 | 
                     | 
                64/68 | 14% | 3.50 | RR | Tenpai can't buy happiness | Perm | |
| 4 | 270 | 
                     | 
                47/64 | 0% | 3.85 | EMA | Aki Shanten 2019 | Perm | |
| 5 | 169 | 
                     | 
                70/84 | 0% | 4.20 | EMA | Haru Shanten 2019 | Perm | |
| 6 | 1000 | 
                     | 
                🥇 | 1/20 | 0% | 2.10 | RR | Fuyu Shanten 2019 | Perm | 
| 7 | 132 | 
                     | 
                80/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" | Perm | |
| 8 | 408 | 
                     | 
                43/72 | 0% | 3.85 | EMA | Haru Shanten 2018 | Perm | |
| 9 | 74 | 
                     | 
                26/28 | 0% | 1.70 | RR | Fuyu Shanten | Perm |