Kalinin Ivan
From Khanty-Mansiysk, Russia
EMA: 15020058
Internal rating (RR)
Rating date Oct. 3, 2023 (latest changes Oct. 3, 2023).
96 place (274.35).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915
p1 = (328.36 * 3.50 * 0.43 + 765.77 * 4.05 * 0.71 + 0 + 0 + 0) / (3.50 * 0.43 + 4.05 * 0.71 + 1 + 1 + 1) = 366.27411144167843
p2 = (765.77 * 4.05 * 0.71 + 328.36 * 3.50 * 0.43) / max_coefficients = 182.4351887752507
score = 366.27411144167843 * 0.5 + 182.4351887752507 * 0.5 = 274.35465010846457
Rating changes
| Date | Place | Points | Reason | 
|---|---|---|---|
| 2023-09-28 | 97 -> 96 | 274.35 | |
| 2023-09-20 | 99 -> 97 | 278.68 -> 274.35 | 
                        
                             Tenpai can't buy happiness: 57% -> 43%  | 
                
| 2023-09-06 | 98 -> 99 | 278.68 | |
| 2023-09-03 | 80 -> 98 | 293.75 -> 278.68 | |
| 2023-09-01 | 184 -> 80 | 208.30 -> 293.75 | |
| 2020-02-01 | 184 | 208.30 | 
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 766 | 
                     | 
                27/112 | 71% | 4.05 | RR | Moscow Riichi 2022 | Moscow | |
| 2 | 328 | 
                     | 
                46/68 | 43% | 3.50 | RR | Tenpai can't buy happiness | Perm | |
| 3 | 386 | 
                     | 
                52/84 | 0% | 4.20 | EMA | Haru Shanten 2019 | Perm | |
| 4 | 577 | 
                     | 
                31/72 | 0% | 3.85 | EMA | Haru Shanten 2018 | Perm | |
| 5 | 258 | 
                     | 
                24/32 | 0% | 2.20 | RR | Russian riichi championship by JPML-B rules | Novosibirsk | |
| 6 | 842 | 
                     | 
                4/20 | 0% | 2.10 | EMA | Tyumen Riichi Open 2017 | Tyumen | |
| 7 | 211 | 
                     | 
                57/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten | Perm | |
| 8 | 815 | 
                     | 
                6/28 | 0% | 2.10 | RR | Tyumen Mahjong Tournament (TMT) 2017 | Tyumen | |
| 9 | 87 | 
                     | 
                22/24 | 0% | 1.60 | RR | December tournament glhf; 2016 | Moscow |