Ermolaev Andrei

Winner Yoroshiku League 2

From Sarov, Russia

EMA: 15990413

Player page

Internal rating (RR)

Rating date Aug. 19, 2023 (latest changes Aug. 19, 2023).

77 place (296.42).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.71 + 3.50 * 0.57) = 12.842815

p1 = (163.64 * 3.30 * 0.29 + 666.67 * 4.20 * 1 + 0 + 0 + 0) / (3.30 * 0.29 + 4.20 * 1 + 1 + 1 + 1) = 362.808416259252

p2 = (666.67 * 4.20 * 1 + 163.64 * 3.30 * 0.29) / max_coefficients = 230.03368031074186

score = 362.808416259252 * 0.5 + 230.03368031074186 * 0.5 = 296.4210482849969

Rating changes

Show

all results
Date Place Points Reason
2023-08-12 81 -> 77 291.46 -> 296.42
2023-07-28 83 -> 81 291.46
2023-07-20 83 287.51 -> 291.46
2023-07-06 85 -> 83 284.83 -> 287.51

Kirov Tournament: 43% -> 29%
2023-06-19 87 -> 85 284.83
2023-06-12 88 -> 87 280.48 -> 284.83
2023-06-11 68 -> 88 297.00 -> 280.48
2023-05-28 71 -> 68 295.10 -> 297.00
2023-05-20 73 -> 71 290.60 -> 295.10
2023-05-06 74 -> 73 288.63 -> 290.60

Kirov Tournament: 57% -> 43%

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 29% 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