Tkachenko Maria

From Sarov, Russia

EMA: 15990422

Player page

Common russian riichi rating (CRR)

Rating date July 20, 2023 (latest changes July 20, 2023).

113 place (246.28).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 2.80 * 1) = 14.221255

p1 = (709.09 * 3.30 * 0.29 + 978.72 * 3.10 * 0.43 + 144.14 * 4.05 * 0.86 + 0 + 0) / (3.30 * 0.29 + 3.10 * 0.43 + 4.05 * 0.86 + 1 + 1) = 318.91743539903587

p2 = (978.72 * 3.10 * 0.43 + 709.09 * 3.30 * 0.29 + 144.14 * 4.05 * 0.86) / max_coefficients = 173.63376157730102

score = 318.91743539903587 * 0.5 + 173.63376157730102 * 0.5 = 246.27559848816844

Rating changes

Show

all results
Date Place Points Reason
2023-07-06 105 -> 113 269.23 -> 246.28

Kirov Tournament: 43% -> 29%
2023-07-03 106 -> 105 269.23
2023-06-19 96 -> 106 300.76 -> 269.23

Agari team tournament: 57% -> 43%
2023-06-12 99 -> 96 291.93 -> 300.76

Moscow Riichi 2022: 100% -> 86%
2023-06-11 81 -> 99 302.28 -> 291.93
2023-05-28 83 -> 81 302.28
2023-05-20 85 -> 83 297.92 -> 302.28
2023-05-06 78 -> 85 318.30 -> 297.92

Kirov Tournament: 57% -> 43%
2023-05-01 77 -> 78 318.30
2023-04-22 76 -> 77 318.30

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 144 2022-06-12 96/112 86% 4.05 RR Moscow Riichi 2022
2 979 2021-12-19 2/48 43% 3.10 RR Agari team tournament
3 709 2021-11-06 17/56 29% 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