Tkachenko Maria
From Sarov, Russia
EMA: 15990422
Common russian riichi rating (CRR)
Rating date Sept. 3, 2024 (latest changes Sept. 3, 2024).
111 place (360.91).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284
p1 = (981.31 * 4.60 * 1 + 63.16 * 3.85 * 1 + 0 + 0 + 0) / (4.60 * 1 + 3.85 * 1 + 1 + 1 + 1) = 415.47423580786034
p2 = (981.31 * 4.60 * 1 + 63.16 * 3.85 * 1) / max_coefficients = 306.35352000206075
score = 415.47423580786034 * 0.5 + 306.35352000206075 * 0.5 = 360.91387790496054
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-09-03 | 113 -> 111 | 355.48 -> 360.91 | |
2024-09-01 | 72 -> 113 | 430.33 -> 355.48 |
SPB Riichi Open 2024: 0% -> 100% |
2024-05-19 | 69 -> 72 | 430.33 | |
2024-05-12 | 180 -> 69 | 90.01 -> 430.33 |
X Russian Championship: 0% -> 100% |
2023-12-12 | 179 -> 180 | 93.54 -> 90.01 |
Moscow Riichi 2022: 57% -> 43% |
2023-11-28 | 188 -> 179 | 93.54 | |
2023-11-26 | 180 -> 188 | 93.73 -> 93.54 | |
2023-11-20 | 181 -> 180 | 93.73 | |
2023-11-06 | 167 -> 181 | 142.67 -> 93.73 |
Kirov Tournament: 14% -> 0% |
2023-11-05 | 162 -> 167 | 142.67 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 63 |
|
90/96 | 100% | 3.85 | RR | SPB Riichi Open 2024 |
2 | 981 |
|
3/108 | 100% | 4.60 | RR | X Russian Championship |
3 | 144 |
|
96/112 | 0% | 4.05 | RR | Moscow Riichi 2022 |
4 | 979 |
|
2/48 | 0% | 3.10 | RR | Agari team tournament |
5 | 709 |
|
17/56 | 0% | 3.30 | RR | Kirov Tournament |
6 | 0 |
|
36/36 | 0% | 3.20 | RR | Moscow Open Riichi Marathon 2019 |
7 | 193 |
|
68/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |