Ermolaev Andrei

Winner Yoroshiku League 2

From Sarov, Russia

EMA: 15990413

Player page

Internal rating (RR)

Rating date May 6, 2023 (latest changes May 6, 2023).

74 place (290.60).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 3.45 * 0.57) = 13.22118

p1 = (163.64 * 3.30 * 0.43 + 666.67 * 4.20 * 1 + 0 + 0 + 0) / (3.30 * 0.43 + 4.20 * 1 + 1 + 1 + 1) = 351.9046060192376

p2 = (666.67 * 4.20 * 1 + 163.64 * 3.30 * 0.43) / max_coefficients = 229.28664461114667

score = 351.9046060192376 * 0.5 + 229.28664461114667 * 0.5 = 290.59562531519214

Rating changes

Show

all results
Date Place Points Reason
2023-05-06 75 -> 74 288.63 -> 290.60

Kirov Tournament: 57% -> 43%
2023-04-19 75 286.51 -> 288.63
2023-03-28 76 -> 75 284.40 -> 286.51
2023-03-20 76 280.42 -> 284.40
2023-03-06 78 -> 76 278.73 -> 280.42

Kirov Tournament: 71% -> 57%
2023-02-19 79 -> 78 277.23 -> 278.73
2023-01-28 79 274.97 -> 277.23
2023-01-06 79 273.61 -> 274.97

Kirov Tournament: 86% -> 71%
2022-12-19 79 272.54 -> 273.61
2022-11-28 79 270.01 -> 272.54

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 667 2022-11-06 26/76 100% 4.20 RR IX Russian Riichi Championship
2 164 2021-11-06 47/56 43% 3.30 RR Kirov Tournament
3 128 2020-03-08 35/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai
4 852 2019-09-08 5/28 0% 2.60 RR And yet the sinner collects tanyao
5 590 2019-05-04 35/84 0% 4.20 EMA Haru Shanten 2019
6 383 2019-01-13 30/48 0% 3.10 RR Agari team tournament 2019