Tkachenko Maria

From Sarov, Russia

EMA: 15990422

Player page

Common russian riichi rating (CRR)

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

69 place (346.87).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 2.80 * 1) = 14.04985

p1 = (709.09 * 3.30 * 0.57 + 978.72 * 3.10 * 0.71 + 144.14 * 4.05 * 1 + 0 + 0) / (3.30 * 0.57 + 3.10 * 0.71 + 4.05 * 1 + 1 + 1) = 402.7684865442687

p2 = (978.72 * 3.10 * 0.71 + 709.09 * 3.30 * 0.57 + 144.14 * 4.05 * 1) / max_coefficients = 290.9696544802969

score = 402.7684865442687 * 0.5 + 290.9696544802969 * 0.5 = 346.8690705122828

Rating changes

Show

all results
Date Place Points Reason
2023-03-28 70 -> 69 346.87
2023-03-20 70 341.87 -> 346.87
2023-03-06 66 -> 70 360.16 -> 341.87

Kirov Tournament: 71% -> 57%
2023-02-25 64 -> 66 360.16
2023-02-19 60 -> 64 386.30 -> 360.16

Agari team tournament: 86% -> 71%
2023-01-28 60 384.52 -> 386.30
2023-01-14 59 -> 60 384.52
2023-01-06 57 -> 59 401.40 -> 384.52

Kirov Tournament: 86% -> 71%
2022-12-19 50 -> 57 424.07 -> 401.40

Agari team tournament: 100% -> 86%
2022-12-18 47 -> 50 424.07

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 144 2022-06-12 96/112 100% 4.05 RR Moscow Riichi 2022
2 979 2021-12-19 2/48 71% 3.10 RR Agari team tournament
3 709 2021-11-06 17/56 57% 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