Tkachenko Maria
From Sarov, Russia
EMA: 15990422
Internal rating (RR)
Rating date May 6, 2023 (latest changes May 6, 2023).
68 place (305.33).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 3.45 * 0.57) = 13.22118
p1 = (709.09 * 3.30 * 0.43 + 978.72 * 3.10 * 0.57 + 144.14 * 4.05 * 1 + 0 + 0) / (3.30 * 0.43 + 3.10 * 0.57 + 4.05 * 1 + 1 + 1) = 359.51176518993645
p2 = (978.72 * 3.10 * 0.57 + 709.09 * 3.30 * 0.43 + 144.14 * 4.05 * 1) / max_coefficients = 251.1387032019835
score = 359.51176518993645 * 0.5 + 251.1387032019835 * 0.5 = 305.32523419596
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-05-06 | 64 -> 68 | 326.45 -> 305.33 |
Kirov Tournament: 57% -> 43% |
2023-04-19 | 61 -> 64 | 353.20 -> 326.45 |
Agari team tournament: 71% -> 57% |
2023-03-28 | 62 -> 61 | 350.43 -> 353.20 | |
2023-03-20 | 63 -> 62 | 345.19 -> 350.43 | |
2023-03-06 | 59 -> 63 | 363.75 -> 345.19 |
Kirov Tournament: 71% -> 57% |
2023-02-19 | 53 -> 59 | 387.95 -> 363.75 |
Agari team tournament: 86% -> 71% |
2023-01-28 | 54 -> 53 | 384.52 -> 387.95 | |
2023-01-06 | 51 -> 54 | 401.40 -> 384.52 |
Kirov Tournament: 86% -> 71% |
2022-12-19 | 45 -> 51 | 424.07 -> 401.40 |
Agari team tournament: 100% -> 86% |
2022-11-28 | 46 -> 45 | 419.71 -> 424.07 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 144 |
|
96/112 | 100% | 4.05 | RR | Moscow Riichi 2022 |
2 | 979 |
|
2/48 | 57% | 3.10 | RR | Agari team tournament |
3 | 709 |
|
17/56 | 43% | 3.30 | RR | Kirov Tournament |
4 | 0 |
|
36/36 | 0% | 3.20 | RR | Moscow Open Riichi Marathon 2019 |
5 | 193 |
|
68/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |