Kim Sofiya
From Novosibirsk, Russia
EMA: 15020096
Common russian riichi rating (CRR)
Rating date Dec. 11, 2024 (latest changes Dec. 11, 2024).
52 place (530.28).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (218.39 * 3.75 * 0.43 + 233.64 * 4 * 0.71 + 466.67 * 1.60 * 1 + 196.26 * 4.60 * 1 + 680.85 * 2.80 * 1 + 658.23 * 3.65 * 1 + 694.74 * 3.85 * 1 + 869.57 * 2.20 * 1) / (3.75 * 0.43 + 4 * 0.71 + 1.60 * 1 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1 + 3.85 * 1 + 2.20 * 1) = 499.24517957473637
p2 = (694.74 * 3.85 * 1 + 658.23 * 3.65 * 1 + 869.57 * 2.20 * 1 + 680.85 * 2.80 * 1) / max_coefficients = 561.3053627760253
score = 499.24517957473637 * 0.5 + 561.3053627760253 * 0.5 = 530.2752711753808
Rating changes
| Date | Place | Points | Reason | 
|---|---|---|---|
| 2024-12-11 | 53 -> 52 | 527.10 -> 530.28 | 
                        
                             Money can not buy tenpai: 57% -> 43%  | 
                
| 2024-12-01 | 54 -> 53 | 527.10 | |
| 2024-11-05 | 55 -> 54 | 527.10 | |
| 2024-11-03 | 58 -> 55 | 524.05 -> 527.10 | 
                        
                             SPB Riichi Open 2023: 86% -> 71%  | 
                
| 2024-10-18 | 57 -> 58 | 524.05 | |
| 2024-10-13 | 53 -> 57 | 529.86 -> 524.05 | |
| 2024-10-11 | 57 -> 53 | 526.97 -> 529.86 | 
                        
                             Money can not buy tenpai: 71% -> 57%  | 
                
| 2024-09-15 | 69 -> 57 | 475.53 -> 526.97 | 
                        
                             Tails, money, two renchans: 0% -> 100%  | 
                
| 2024-09-06 | 68 -> 69 | 475.53 | |
| 2024-09-03 | 70 -> 68 | 464.92 -> 475.53 | 
                        
                             SPB Riichi Open 2023: 100% -> 86%  | 
                
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 870 | 
                     | 
                4/24 | 100% | 2.20 | CRR | Tails, money, two renchans | Tyumen | |
| 2 | 695 | 
                     | 
                30/96 | 100% | 3.85 | RR | SPB Riichi Open 2024 | Saint Petersburg | |
| 3 | 658 | 
                     | 
                28/80 | 100% | 3.65 | RR | Riichi over Volga | Samara | |
| 4 | 681 | 
                     | 
                16/48 | 100% | 2.80 | RR | Guardian of the Winds | Yekaterinburg | |
| 5 | 196 | 
                     | 
                87/108 | 100% | 4.60 | RR | X Russian Championship | Perm | |
| 6 | 467 | 
                     | 
                9/16 | 100% | 1.60 | CRR | Akademgorodok: Riichi Mahjong Tournament 2024 | Novosibirsk | |
| 7 | 234 | 
                     | 
                83/108 | 71% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg | |
| 8 | 218 | 
                     | 
                69/88 | 43% | 3.75 | RR | Money can not buy tenpai | Perm | |
| 9 | 104 | 
                     | 
                61/68 | 0% | 3.50 | RR | Tenpai can't buy happiness | Perm | |
| 10 | 211 | 
                     | 
                16/20 | 0% | 2.10 | EMA | Snow Dragon Tournament | Novosibirsk | |
| 11 | 794 | 
                     | 
                14/64 | 0% | 3.85 | EMA | Aki Shanten 2019 | Perm | |
| 12 | 880 | 
                     | 
                11/84 | 0% | 4.20 | EMA | Haru Shanten 2019 | Perm | |
| 13 | 109 | 
                     | 
                50/56 | 0% | 3.00 | EMA | Snow Dragon | Novosibirsk | |
| 14 | 143 | 
                     | 
                79/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" | Perm | |
| 15 | 105 | 
                     | 
                18/20 | 0% | 1.30 | CRR | Awakening of the rising sun dragon | Novosibirsk | |
| 16 | 174 | 
                     | 
                20/24 | 0% | 2.20 | RR | Siberian riichi | Novosibirsk | |
| 17 | 1000 | 
                     | 
                🥇 | 1/32 | 0% | 2.20 | RR | Russian riichi championship by JPML-B rules | Novosibirsk | 
| 18 | 371 | 
                     | 
                23/36 | 0% | 2.50 | RR | Quick discard 2017 | Novosibirsk | |
| 19 | 907 | 
                     | 
                5/44 | 0% | 1.90 | RR | Eighth winter tournament | Novosibirsk | |
| 20 | 714 | 
                     | 
                11/36 | 0% | 1.70 | RR | Seventh winter tournament | Novosibirsk |