Ermolaev Andrei

Winner Yoroshiku League 2

From Sarov, Russia

EMA: 15990413

Player page

Internal rating (RR)

Rating date May 12, 2024 (latest changes May 12, 2024).

72 place (364.26).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999

p1 = (666.67 * 4.20 * 0.43 + 663.55 * 4.60 * 1 + 0 + 0 + 0) / (4.20 * 0.43 + 4.60 * 1 + 1 + 1 + 1) = 452.37933132768524

p2 = (663.55 * 4.60 * 1 + 666.67 * 4.20 * 0.43) / max_coefficients = 276.13116883116885

score = 452.37933132768524 * 0.5 + 276.13116883116885 * 0.5 = 364.255250079427

Rating changes

Show

all results
Date Place Points Reason
2024-05-12 84 -> 72 255.85 -> 364.26

X Russian Championship: 0% -> 100%
2021-02-01 82 -> 84 432.94 -> 255.85
2020-02-01 82 432.94

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 664 2024-05-12 37/108 100% 4.60 RR X Russian Championship Perm
2 667 2022-11-06 26/76 43% 4.20 RR IX Russian Riichi Championship Perm
3 164 2021-11-06 47/56 0% 3.30 RR Kirov Tournament Kirov
4 128 2020-03-08 35/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai Kirov
5 852 2019-09-08 5/28 0% 2.60 RR And yet the sinner collects tanyao Kirov
6 590 2019-05-04 35/84 0% 4.20 EMA Haru Shanten 2019 Perm
7 383 2019-01-13 30/48 0% 3.10 RR Agari team tournament 2019 Moscow