Tkachenko Maria

From Sarov, Russia

EMA: 15990422

Player page

Common russian riichi rating (CRR)

Rating date Oct. 17, 2023 (latest changes Oct. 17, 2023).

143 place (187.34).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 2.80 * 1) = 14.75

p1 = (709.09 * 3.30 * 0.14 + 978.72 * 3.10 * 0.29 + 144.14 * 4.05 * 0.57 + 0 + 0) / (3.30 * 0.14 + 3.10 * 0.29 + 4.05 * 0.57 + 1 + 1) = 270.6187702881647

p2 = (978.72 * 3.10 * 0.29 + 709.09 * 3.30 * 0.14 + 144.14 * 4.05 * 0.57) / max_coefficients = 104.05355932203389

score = 270.6187702881647 * 0.5 + 104.05355932203389 * 0.5 = 187.3361648050993

Rating changes

Show

all results
Date Place Points Reason
2023-10-12 145 -> 143 183.97 -> 187.34

Moscow Riichi 2022: 71% -> 57%
2023-09-28 148 -> 145 183.97
2023-09-09 149 -> 148 183.97
2023-09-06 140 -> 149 211.00 -> 183.97

Kirov Tournament: 29% -> 14%
2023-09-03 128 -> 140 216.79 -> 211.00
2023-08-27 123 -> 128 216.79
2023-08-26 120 -> 123 216.79
2023-08-20 121 -> 120 216.79
2023-08-19 106 -> 121 253.96 -> 216.79

Agari team tournament: 43% -> 29%
2023-08-12 113 -> 106 246.28 -> 253.96

Moscow Riichi 2022: 86% -> 71%

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 29% 3.10 RR Agari team tournament
3 709 2021-11-06 17/56 14% 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