Tumanin Andrei
From Samara, Russia
Internal rating (RR)
Rating date Sept. 6, 2024 (latest changes Sept. 6, 2024).
12 place (697.49).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284
p1 = (466.67 * 4.20 * 0.14 + 816.09 * 3.75 * 0.71 + 841.12 * 4 * 0.86 + 757.01 * 4.60 * 1 + 574.47 * 2.80 * 1 + 670.89 * 3.65 * 1 + 505.26 * 3.85 * 1) / (4.20 * 0.14 + 3.75 * 0.71 + 4 * 0.86 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1 + 3.85 * 1) = 686.5543229677323
p2 = (757.01 * 4.60 * 1 + 841.12 * 4 * 0.86 + 670.89 * 3.65 * 1 + 816.09 * 3.75 * 0.71) / max_coefficients = 708.422632080575
score = 686.5543229677323 * 0.5 + 708.422632080575 * 0.5 = 697.4884775241537
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-09-06 | 13 -> 12 | 694.52 -> 697.49 |
IX Russian Riichi Championship: 29% -> 14% |
2024-09-03 | 13 | 698.89 -> 694.52 |
SPB Riichi Open 2023: 100% -> 86% |
2024-09-01 | 6 -> 13 | 735.78 -> 698.89 |
SPB Riichi Open 2024: 0% -> 100% |
2024-08-11 | 5 -> 6 | 747.23 -> 735.78 |
Money can not buy tenpai: 86% -> 71% |
2024-08-04 | 4 -> 5 | 740.62 -> 747.23 |
Riichi over Volga: 0% -> 100% |
2024-07-14 | 5 -> 4 | 695.22 -> 740.62 |
Guardian of the Winds: 0% -> 100% |
2024-07-06 | 6 -> 5 | 699.53 -> 695.22 |
IX Russian Riichi Championship: 43% -> 29% |
2024-06-11 | 5 -> 6 | 703.62 -> 699.53 |
Money can not buy tenpai: 100% -> 86% |
2024-06-09 | 4 -> 5 | 703.62 | |
2024-05-12 | 10 -> 4 | 596.08 -> 703.62 |
X Russian Championship: 0% -> 100% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 505 |
|
48/96 | 100% | 3.85 | RR | SPB Riichi Open 2024 |
2 | 671 |
|
27/80 | 100% | 3.65 | RR | Riichi over Volga |
3 | 574 |
|
21/48 | 100% | 2.80 | RR | Guardian of the Winds |
4 | 757 |
|
27/108 | 100% | 4.60 | RR | X Russian Championship |
5 | 841 |
|
18/108 | 86% | 4.00 | RR | SPB Riichi Open 2023 |
6 | 816 |
|
17/88 | 71% | 3.75 | RR | Money can not buy tenpai |
7 | 467 |
|
41/76 | 14% | 4.20 | RR | IX Russian Riichi Championship |