Ermolaev Alexey

Winner Yoroshiku League 2

From Kirov, Russia

EMA: 15990340

Player page

Internal rating (RR)

Rating date June 2, 2024 (latest changes May 12, 2024).

23 place (578.93).

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

p1 = (506.67 * 4.20 * 0.43 + 356.32 * 3.75 * 1 + 616.82 * 4 * 1 + 897.20 * 4.60 * 1 + 0) / (4.20 * 0.43 + 3.75 * 1 + 4 * 1 + 4.60 * 1 + 1) = 583.6693042695372

p2 = (897.20 * 4.60 * 1 + 616.82 * 4 * 1 + 356.32 * 3.75 * 1 + 506.67 * 4.20 * 0.43) / max_coefficients = 574.1987012987014

score = 583.6693042695372 * 0.5 + 574.1987012987014 * 0.5 = 578.9340027841192

Rating changes

Show

all results
Date Place Points Reason
2024-05-12 53 -> 23 386.91 -> 578.93

X Russian Championship: 0% -> 100%
2024-05-06 51 -> 53 396.70 -> 386.91

IX Russian Riichi Championship: 57% -> 43%
2024-04-12 53 -> 51 396.70
2024-03-30 51 -> 53 396.70
2024-03-20 56 -> 51 396.70
2024-03-10 46 -> 56 428.53 -> 396.70
2024-03-06 43 -> 46 432.31 -> 428.53

IX Russian Riichi Championship: 71% -> 57%
2024-02-12 45 -> 43 421.95 -> 432.31
2024-01-06 41 -> 45 425.79 -> 421.95

IX Russian Riichi Championship: 86% -> 71%
2023-12-19 42 -> 41 425.79

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 897 2024-05-12 12/108 100% 4.60 RR X Russian Championship
2 617 2023-09-03 42/108 100% 4.00 RR SPB Riichi Open 2023
3 356 2023-06-11 57/88 100% 3.75 RR Money can not buy tenpai
4 507 2022-11-06 38/76 43% 4.20 RR IX Russian Riichi Championship
5 909 2021-11-06 6/56 0% 3.30 RR Kirov Tournament
6 205 2020-03-08 32/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai
7 279 2019-12-15 81/112 0% 4.05 EMA VIII Russian Riichi Championship
8 556 2019-11-04 29/64 0% 3.85 EMA Aki Shanten 2019
9 889 2019-09-08 4/28 0% 2.60 RR And yet the sinner collects tanyao
10 114 2019-07-21 32/36 0% 3.20 RR Moscow Open Riichi Marathon 2019
11 843 2019-05-04 14/84 0% 4.20 EMA Haru Shanten 2019
12 130 2019-03-09 21/24 0% 2.50 RR Toi-Toi-man Tournament
13 648 2018-11-18 33/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
14 304 2018-07-28 17/24 0% 1.40 RR Seven ryanmens
15 155 2018-05-01 61/72 0% 3.85 EMA Haru Shanten 2018
16 733 2018-01-05 5/16 0% 1.20 RR Yakuman in discard
17 28 2017-11-12 70/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
18 667 2017-10-07 6/16 0% 1.20 RR Crouching Peacock, Hidden Dragon 2017
19 933 2017-07-08 2/16 0% 1.00 RR Third riichi mahjong tournament, Kirov 2017