Tumanin Andrei
From Samara, Russia
Internal rating (RR)
Rating date June 9, 2024 (latest changes June 9, 2024).
5 place (703.62).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999
p1 = (466.67 * 4.20 * 0.43 + 816.09 * 3.75 * 1 + 841.12 * 4 * 1 + 757.01 * 4.60 * 1 + 0) / (4.20 * 0.43 + 3.75 * 1 + 4 * 1 + 4.60 * 1 + 1) = 709.3758993328105
p2 = (757.01 * 4.60 * 1 + 841.12 * 4 * 1 + 816.09 * 3.75 * 1 + 466.67 * 4.20 * 0.43) / max_coefficients = 697.8655844155844
score = 709.3758993328105 * 0.5 + 697.8655844155844 * 0.5 = 703.6207418741974
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-06-09 | 4 -> 5 | 703.62 | |
| 2024-05-12 | 10 -> 4 | 596.08 -> 703.62 |
X Russian Championship: 0% -> 100% |
| 2024-05-06 | 9 -> 10 | 596.28 -> 596.08 |
IX Russian Riichi Championship: 57% -> 43% |
| 2024-04-12 | 12 -> 9 | 596.28 | |
| 2024-03-30 | 11 -> 12 | 596.28 | |
| 2024-03-10 | 6 -> 11 | 644.12 -> 596.28 | |
| 2024-03-06 | 7 -> 6 | 635.43 -> 644.12 |
IX Russian Riichi Championship: 71% -> 57% |
| 2024-02-12 | 7 | 620.20 -> 635.43 | |
| 2024-01-20 | 9 -> 7 | 620.20 | |
| 2024-01-06 | 10 -> 9 | 613.23 -> 620.20 |
IX Russian Riichi Championship: 86% -> 71% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 757 |
|
27/108 | 100% | 4.60 | RR | X Russian Championship |
| 2 | 841 |
|
18/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
| 3 | 816 |
|
17/88 | 100% | 3.75 | RR | Money can not buy tenpai |
| 4 | 467 |
|
41/76 | 43% | 4.20 | RR | IX Russian Riichi Championship |