Ermolaev Andrei

Winner Yoroshiku League 2

From Sarov, Russia

EMA: 15990413

Player page

Internal rating (RR)

Rating date Dec. 14, 2022 (latest changes Dec. 14, 2022).

78 place (272.54).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.10 * 1) = 14.85

p1 = (666.67 * 4.20 * 1 + 163.64 * 3.30 * 0.86 + 0 + 0 + 0) / (4.20 * 1 + 3.30 * 0.86 + 1 + 1 + 1) = 325.3580071855714

p2 = (666.67 * 4.20 * 1 + 163.64 * 3.30 * 0.86) / max_coefficients = 219.71919191919193

score = 325.3580071855714 * 0.5 + 219.71919191919193 * 0.5 = 272.5385995523817

Rating changes

Show

all results
Date Place Points Reason
2022-11-28 78 270.01 -> 272.54
2022-11-06 87 -> 78 255.85 -> 270.01

Kirov Tournament: 100% -> 86%

IX Russian Riichi Championship: 0% -> 100%
2021-02-01 85 -> 87 432.94 -> 255.85
2020-02-01 85 432.94

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 86% 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