Tkachenko Maria

From Sarov, Russia

EMA: 15990422

Player page

Common russian riichi rating (CRR)

Rating date Nov. 28, 2023 (latest changes Nov. 28, 2023).

180 place (93.54).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.90 * 1) = 14.249820000000001

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

p2 = (978.72 * 3.10 * 0.14 + 144.14 * 4.05 * 0.57) / max_coefficients = 53.83436422354808

score = 133.24799032856478 * 0.5 + 53.83436422354808 * 0.5 = 93.54117727605643

Rating changes

Show

all results
Date Place Points Reason
2023-11-28 189 -> 180 93.54
2023-11-26 181 -> 189 93.73 -> 93.54
2023-11-20 182 -> 181 93.73
2023-11-06 177 -> 182 30.74 -> 93.73

Kirov Tournament: 14% -> 0%
2021-02-01 264 -> 177 64.96 -> 30.74
2020-02-01 264 64.96

Tournaments

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