Tkachenko Maria

From Sarov, Russia

EMA: 15990422

Player page

Common russian riichi rating (CRR)

Rating date May 12, 2024 (latest changes May 12, 2024).

69 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
2024-05-12 180 -> 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
2023-11-03 164 -> 162 142.67
2023-10-22 162 -> 164 142.67
2023-10-19 142 -> 162 187.34 -> 142.67

Agari team 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