Ermolaev Andrei

Winner Yoroshiku League 2

From Sarov, Russia

EMA: 15990413

Player page

Common russian riichi rating (CRR)

Rating date April 17, 2023 (latest changes April 17, 2023).

41 place (451.89).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 2.80 * 1) = 14.04985

p1 = (163.64 * 3.30 * 0.57 + 666.67 * 4.20 * 1 + 869.57 * 2.80 * 1 + 0 + 0) / (3.30 * 0.57 + 4.20 * 1 + 2.80 * 1 + 1 + 1) = 509.23511935930156

p2 = (666.67 * 4.20 * 1 + 869.57 * 2.80 * 1 + 163.64 * 3.30 * 0.57) / max_coefficients = 394.54798449805526

score = 509.23511935930156 * 0.5 + 394.54798449805526 * 0.5 = 451.8915519286784

Rating changes

Show

all results
Date Place Points Reason
2023-03-20 41 445.11 -> 451.89
2023-03-06 44 -> 41 440.59 -> 445.11

Kirov Tournament: 71% -> 57%
2023-02-25 42 -> 44 440.59
2023-01-28 44 -> 42 438.52 -> 440.59
2023-01-06 44 434.55 -> 438.52

Kirov Tournament: 86% -> 71%
2022-12-19 46 -> 44 432.68 -> 434.55
2022-12-18 87 -> 46 272.54 -> 432.68

Meeting in the billiard room: 0% -> 100%
2022-11-28 88 -> 87 270.01 -> 272.54
2022-11-06 99 -> 88 255.85 -> 270.01

Kirov Tournament: 100% -> 86%

IX Russian Riichi Championship: 0% -> 100%
2021-02-01 97 -> 99 432.94 -> 255.85

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 870 2022-12-18 4/24 100% 2.80 CRR Meeting in the billiard room
2 667 2022-11-06 26/76 100% 4.20 RR IX Russian Riichi Championship
3 164 2021-11-06 47/56 57% 3.30 RR Kirov Tournament
4 128 2020-03-08 35/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai
5 852 2019-09-08 5/28 0% 2.60 RR And yet the sinner collects tanyao
6 590 2019-05-04 35/84 0% 4.20 EMA Haru Shanten 2019
7 383 2019-01-13 30/48 0% 3.10 RR Agari team tournament 2019