Tkachenko Maria

From Sarov, Russia

EMA: 15990422

Player page

Internal rating (RR)

Rating date Nov. 6, 2023 (latest changes Nov. 6, 2023).

125 place (94.70).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 4.05 * 0.57) = 13.663990000000002

p1 = (978.72 * 3.10 * 0.14 + 144.14 * 4.05 * 0.57 + 0 + 0 + 0) / (3.10 * 0.14 + 4.05 * 0.57 + 1 + 1 + 1) = 133.24799032856478

p2 = (978.72 * 3.10 * 0.14 + 144.14 * 4.05 * 0.57) / max_coefficients = 56.142459120652155

score = 133.24799032856478 * 0.5 + 56.142459120652155 * 0.5 = 94.69522472460847

Rating changes

Show

all results
Date Place Points Reason
2023-11-06 122 -> 125 143.94 -> 94.70

Kirov Tournament: 14% -> 0%
2023-10-19 113 -> 122 189.11 -> 143.94

Agari team tournament: 29% -> 14%
2023-10-12 113 183.97 -> 189.11

Moscow Riichi 2022: 71% -> 57%
2023-09-28 116 -> 113 183.97
2023-09-06 112 -> 116 211.00 -> 183.97

Kirov Tournament: 29% -> 14%
2023-09-03 96 -> 112 221.25 -> 211.00
2023-08-19 86 -> 96 259.40 -> 221.25

Agari team tournament: 43% -> 29%
2023-08-12 91 -> 86 251.45 -> 259.40

Moscow Riichi 2022: 86% -> 71%
2023-07-28 93 -> 91 251.45
2023-07-20 93 248.15 -> 251.45

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 144 2022-06-12 96/112 57% 4.05 RR Moscow Riichi 2022
2 979 2021-12-19 2/48 14% 3.10 RR Agari team tournament
3 709 2021-11-06 17/56 0% 3.30 RR Kirov Tournament
4 0 2019-07-21 36/36 0% 3.20 RR Moscow Open Riichi Marathon 2019
5 193 2019-05-04 68/84 0% 4.20 EMA Haru Shanten 2019