Tkachenko Maria

From Sarov, Russia

EMA: 15990422

Player page

Common russian riichi rating (CRR)

Rating date Oct. 4, 2023 (latest changes Oct. 4, 2023).

144 place (183.97).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915

p1 = (709.09 * 3.30 * 0.14 + 978.72 * 3.10 * 0.29 + 144.14 * 4.05 * 0.71 + 0 + 0) / (3.30 * 0.14 + 3.10 * 0.29 + 4.05 * 0.71 + 1 + 1) = 258.9087790622793

p2 = (978.72 * 3.10 * 0.29 + 144.14 * 4.05 * 0.71 + 709.09 * 3.30 * 0.14) / max_coefficients = 109.02305914976942

score = 258.9087790622793 * 0.5 + 109.02305914976942 * 0.5 = 183.96591910602436

Rating changes

Show

all results
Date Place Points Reason
2023-09-28 147 -> 144 183.97
2023-09-09 148 -> 147 183.97
2023-09-06 139 -> 148 211.00 -> 183.97

Kirov Tournament: 29% -> 14%
2023-09-03 128 -> 139 216.79 -> 211.00
2023-09-01 181 -> 128 30.74 -> 216.79
2021-02-01 268 -> 181 64.96 -> 30.74
2020-02-01 268 64.96

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 144 2022-06-12 96/112 71% 4.05 RR Moscow Riichi 2022 Moscow
2 979 2021-12-19 🥈 2/48 29% 3.10 RR Agari team tournament Moscow
3 709 2021-11-06 17/56 14% 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