Tkachenko Maria

From Sarov, Russia

EMA: 15990422

Player page

Internal rating (RR)

Rating date June 9, 2024 (latest changes June 9, 2024).

56 place (430.33).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999

p1 = (144.14 * 4.05 * 0.14 + 981.31 * 4.60 * 1 + 0 + 0 + 0) / (4.05 * 0.14 + 4.60 * 1 + 1 + 1 + 1) = 562.1204720284103

p2 = (981.31 * 4.60 * 1 + 144.14 * 4.05 * 0.14) / max_coefficients = 298.535064935065

score = 562.1204720284103 * 0.5 + 298.535064935065 * 0.5 = 430.3277684817376

Rating changes

Show

all results
Date Place Points Reason
2024-06-09 55 -> 56 430.33
2024-05-12 113 -> 55 92.14 -> 430.33

X Russian Championship: 0% -> 100%
2023-12-12 113 94.70 -> 92.14

Moscow Riichi 2022: 57% -> 43%
2023-11-28 123 -> 113 94.70
2023-11-20 125 -> 123 94.70
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%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 981 2024-05-12 3/108 100% 4.60 RR X Russian Championship
2 144 2022-06-12 96/112 14% 4.05 RR Moscow Riichi 2022
3 979 2021-12-19 2/48 0% 3.10 RR Agari team tournament
4 709 2021-11-06 17/56 0% 3.30 RR Kirov Tournament
5 0 2019-07-21 36/36 0% 3.20 RR Moscow Open Riichi Marathon 2019
6 193 2019-05-04 68/84 0% 4.20 EMA Haru Shanten 2019