Tkachenko Maria

From Sarov, Russia

EMA: 15990422

Player page

Internal rating (RR)

Rating date Dec. 12, 2023 (latest changes Dec. 12, 2023).

114 place (92.14).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 4.05 * 0.43) = 13.085650000000001

p1 = (978.72 * 3.10 * 0.14 + 144.14 * 4.05 * 0.43 + 0 + 0 + 0) / (3.10 * 0.14 + 4.05 * 0.43 + 1 + 1 + 1) = 132.03200729123623

p2 = (978.72 * 3.10 * 0.14 + 144.14 * 4.05 * 0.43) / max_coefficients = 52.253422642360135

score = 132.03200729123623 * 0.5 + 52.253422642360135 * 0.5 = 92.14271496679818

Rating changes

Show

all results
Date Place Points Reason
2023-12-12 114 94.70 -> 92.14

Moscow Riichi 2022: 57% -> 43%
2023-11-28 124 -> 114 94.70
2023-11-20 126 -> 124 94.70
2023-11-06 123 -> 126 143.94 -> 94.70

Kirov Tournament: 14% -> 0%
2023-10-19 114 -> 123 189.11 -> 143.94

Agari team tournament: 29% -> 14%
2023-10-12 114 183.97 -> 189.11

Moscow Riichi 2022: 71% -> 57%
2023-09-28 117 -> 114 183.97
2023-09-06 113 -> 117 211.00 -> 183.97

Kirov Tournament: 29% -> 14%
2023-09-03 97 -> 113 221.25 -> 211.00
2023-08-19 87 -> 97 259.40 -> 221.25

Agari team tournament: 43% -> 29%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 144 2022-06-12 96/112 43% 4.05 RR Moscow Riichi 2022
2 979 2021-12-19 2/48 14% 3.10 RR Agari team tournament
3 709 2021-11-06 17/56 0% 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