Ermolaev Andrei

Winner Yoroshiku League 2

From Sarov, Russia

EMA: 15990413

Player page

Internal rating (RR)

Rating date Feb. 1, 2021 (latest changes Feb. 1, 2021).

87 place (255.85).

max_coefficients = (4.05 * 0.86 + 2.90 * 1 + 3.85 * 0.71 + 3.45 * 0.71) = 11.585645

p1 = (590.36 * 4.20 * 0.29 + 851.85 * 2.60 * 0.57 + 128.21 * 2.90 * 1 + 0 + 0) / (4.20 * 0.29 + 2.60 * 0.57 + 2.90 * 1 + 1 + 1) = 309.23673601754905

p2 = (851.85 * 2.60 * 0.57 + 590.36 * 4.20 * 0.29 + 128.21 * 2.90 * 1) / max_coefficients = 202.4695215501597

score = 309.23673601754905 * 0.5 + 202.4695215501597 * 0.5 = 255.85312878385437

Rating changes

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all results
Date Place Points Reason
2021-02-01 85 -> 87 432.94 -> 255.85
2020-02-01 85 432.94

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 128 2020-03-08 35/40 100% 2.90 EMA Big open chiitoitsu in a small tenpai
2 852 2019-09-08 5/28 57% 2.60 RR And yet the sinner collects tanyao
3 590 2019-05-04 35/84 29% 4.20 EMA Haru Shanten 2019
4 383 2019-01-13 30/48 0% 3.10 RR Agari team tournament 2019