Kalinin Ivan
From Khanty-Mansiysk, Russia
EMA: 15020058
Common russian riichi rating (CRR)
Rating date April 11, 2025 (latest changes April 11, 2025).
43 place (582.83).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (913.04 * 2.20 * 1 + 842.11 * 3.85 * 1 + 870.97 * 2.40 * 1 + 0 + 0) / (2.20 * 1 + 3.85 * 1 + 2.40 * 1 + 1 + 1) = 702.5004784688996
p2 = (842.11 * 3.85 * 1 + 870.97 * 2.40 * 1 + 913.04 * 2.20 * 1) / max_coefficients = 463.1627760252366
score = 702.5004784688996 * 0.5 + 463.1627760252366 * 0.5 = 582.8316272470681
Rating changes
| Date | Place | Points | Reason | 
|---|---|---|---|
| 2025-03-10 | 44 -> 43 | 582.83 | |
| 2025-03-05 | 45 -> 44 | 582.83 | |
| 2025-03-03 | 44 -> 45 | 582.83 | |
| 2025-03-02 | 85 -> 44 | 455.74 -> 582.83 | 
                        
                             Riichi Maslenitsa (shrovetide): 0% -> 100%  | 
                
| 2025-02-16 | 81 -> 85 | 455.74 | |
| 2025-02-11 | 82 -> 81 | 455.74 | |
| 2025-02-02 | 77 -> 82 | 455.74 | |
| 2025-01-07 | 74 -> 77 | 455.74 | |
| 2025-01-03 | 77 -> 74 | 455.74 | |
| 2024-12-27 | 78 -> 77 | 455.74 | 
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 871 | 
                     | 
                5/32 | 100% | 2.40 | RR | Riichi Maslenitsa (shrovetide) | Yekaterinburg | |
| 2 | 913 | 
                     | 
                🥉 | 3/24 | 100% | 2.20 | CRR | Tails, money, two renchans | Tyumen | 
| 3 | 842 | 
                     | 
                16/96 | 100% | 3.85 | RR | SPB Riichi Open 2024 | Saint Petersburg | |
| 4 | 766 | 
                     | 
                27/112 | 0% | 4.05 | RR | Moscow Riichi 2022 | Moscow | |
| 5 | 328 | 
                     | 
                46/68 | 0% | 3.50 | RR | Tenpai can't buy happiness | Perm | |
| 6 | 386 | 
                     | 
                52/84 | 0% | 4.20 | EMA | Haru Shanten 2019 | Perm | |
| 7 | 577 | 
                     | 
                31/72 | 0% | 3.85 | EMA | Haru Shanten 2018 | Perm | |
| 8 | 258 | 
                     | 
                24/32 | 0% | 2.20 | RR | Russian riichi championship by JPML-B rules | Novosibirsk | |
| 9 | 842 | 
                     | 
                4/20 | 0% | 2.10 | EMA | Tyumen Riichi Open 2017 | Tyumen | |
| 10 | 211 | 
                     | 
                57/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten | Perm | |
| 11 | 815 | 
                     | 
                6/28 | 0% | 2.10 | RR | Tyumen Mahjong Tournament (TMT) 2017 | Tyumen | |
| 12 | 909 | 
                     | 
                🥈 | 2/12 | 0% | 0.90 | CRR | Winter riichi mahjong mini-tournament "White Dragon" 2017 | Khanty-Mansiysk | 
| 13 | 87 | 
                     | 
                22/24 | 0% | 1.60 | RR | December tournament glhf; 2016 | Moscow |